Hello, kernel test robot noticed a 69.7% improvement of filebench.sum_operations/s on: commit: da023618076a13c35bcde1a49a87b7da64761f1d ("btrfs: submit IO synchronously for fast checksum implementations") https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master testcase: filebench test machine: 96 threads 2 sockets (Ice Lake) with 128G memory parameters: disk: 1HDD fs: btrfs test: webserver.f cpufreq_governor: performance In addition to that, the commit also has significant impact on the following tests: +------------------+-----------------------------------------------------------------------------------------------+ | testcase: change | filebench: filebench.sum_operations/s 2.5% improvement | | test machine | 96 threads 2 sockets (Ice Lake) with 128G memory | | test parameters | cpufreq_governor=performance | | | disk=1HDD | | | fs=btrfs | | | test=randomfileaccess.f | +------------------+-----------------------------------------------------------------------------------------------+ | testcase: change | fio-basic: fio.write_iops 119.2% improvement | | test machine | 64 threads 2 sockets Intel(R) Xeon(R) Gold 6346 CPU @ 3.10GHz (Ice Lake) with 256G memory | | test parameters | bs=4M | | | cpufreq_governor=performance | | | disk=1HDD | | | fs=btrfs | | | ioengine=splice | | | nr_task=100% | | | runtime=300s | | | rw=randwrite | | | test_size=128G | +------------------+-----------------------------------------------------------------------------------------------+ | testcase: change | phoronix-test-suite: phoronix-test-suite.blogbench.Write.final_score 97.0% improvement | | test machine | 96 threads 2 sockets Intel(R) Xeon(R) Gold 6252 CPU @ 2.10GHz (Cascade Lake) with 512G memory | | test parameters | cpufreq_governor=performance | | | option_a=Write | | | test=blogbench-1.1.0 | +------------------+-----------------------------------------------------------------------------------------------+ | testcase: change | fio-basic: fio.write_iops 16.1% improvement | | test machine | 64 threads 2 sockets Intel(R) Xeon(R) Gold 6346 CPU @ 3.10GHz (Ice Lake) with 256G memory | | test parameters | bs=4k | | | cpufreq_governor=performance | | | disk=1HDD | | | fs=btrfs | | | ioengine=vsync | | | nr_task=100% | | | runtime=300s | | | rw=randwrite | | | test_size=128G | +------------------+-----------------------------------------------------------------------------------------------+ | testcase: change | blogbench: blogbench.write_score 195.3% improvement | | test machine | 64 threads 2 sockets Intel(R) Xeon(R) Gold 6346 CPU @ 3.10GHz (Ice Lake) with 256G memory | | test parameters | cpufreq_governor=performance | | | disk=1HDD | | | fs=btrfs | +------------------+-----------------------------------------------------------------------------------------------+ Details are as below: --------------------------------------------------------------------------------------------------> To reproduce: git clone https://github.com/intel/lkp-tests.git cd lkp-tests sudo bin/lkp install job.yaml # job file is attached in this email bin/lkp split-job --compatible job.yaml # generate the yaml file for lkp run sudo bin/lkp run generated-yaml-file # if come across any failure that blocks the test, # please remove ~/.lkp and /lkp dir to run from a clean state. ========================================================================================= compiler/cpufreq_governor/disk/fs/kconfig/rootfs/tbox_group/test/testcase: gcc-12/performance/1HDD/btrfs/x86_64-rhel-8.3/debian-11.1-x86_64-20220510.cgz/lkp-icl-2sp1/webserver.f/filebench commit: adbe7e388e ("btrfs: use SECTOR_SHIFT to convert LBA to physical offset") da02361807 ("btrfs: submit IO synchronously for fast checksum implementations") adbe7e388e4239d9 da023618076a13c35bcde1a49a8 ---------------- --------------------------- %stddev %change %stddev \ | \ 8731 ± 15% -40.0% 5240 ± 5% uptime.idle 3.528e+09 ± 36% -87.3% 4.481e+08 ± 5% cpuidle..time 13448815 ± 8% +26.4% 16993346 ± 2% cpuidle..usage 49.46 ± 21% -81.7% 9.07 ± 7% iostat.cpu.idle 0.91 ± 28% -82.4% 0.16 ± 13% iostat.cpu.iowait 48.43 ± 21% +82.8% 88.52 iostat.cpu.system 1.20 ± 19% +87.2% 2.25 iostat.cpu.user 935309 ± 18% +73.2% 1620327 ± 3% numa-numastat.node0.local_node 989046 ± 15% +68.3% 1664817 ± 5% numa-numastat.node0.numa_hit 1018597 ± 16% +52.1% 1549230 ± 4% numa-numastat.node1.local_node 1064097 ± 16% +50.7% 1603947 ± 5% numa-numastat.node1.numa_hit 48.07 ± 22% -41.8 6.31 ± 11% mpstat.cpu.all.idle% 0.93 ± 28% -0.8 0.15 ± 15% mpstat.cpu.all.iowait% 2.18 ± 12% -1.1 1.07 ± 3% mpstat.cpu.all.irq% 0.28 ± 16% +0.1 0.40 ± 4% mpstat.cpu.all.soft% 47.31 ± 23% +42.5 89.77 mpstat.cpu.all.sys% 1.23 ± 20% +1.1 2.31 mpstat.cpu.all.usr% 49.00 ± 21% -83.0% 8.33 ± 5% vmstat.cpu.id 47.83 ± 21% +84.0% 88.00 vmstat.cpu.sy 6344447 ± 19% +30.9% 8306302 vmstat.memory.cache 46.83 ± 25% +93.2% 90.50 vmstat.procs.r 371419 ± 24% +87.6% 696799 ± 2% vmstat.system.cs 158416 ± 10% +31.9% 209001 ± 2% vmstat.system.in 5.45 ± 51% -4.5 0.92 ±143% perf-profile.calltrace.cycles-pp._free_event.perf_event_release_kernel.perf_release.__fput.task_work_run 3.57 ± 68% -2.6 0.92 ±143% perf-profile.calltrace.cycles-pp.sw_perf_event_destroy._free_event.perf_event_release_kernel.perf_release.__fput 6.69 ± 21% -2.1 4.64 ± 28% perf-profile.calltrace.cycles-pp.cmd_record.run_builtin.main.__libc_start_main 6.69 ± 21% -2.1 4.64 ± 28% perf-profile.calltrace.cycles-pp.__cmd_record.cmd_record.run_builtin.main.__libc_start_main 81.03 ± 6% -13.4 67.63 ± 13% perf-profile.children.cycles-pp.do_syscall_64 5.45 ± 51% -4.5 0.92 ±143% perf-profile.children.cycles-pp._free_event 3.57 ± 68% -2.6 0.92 ±143% perf-profile.children.cycles-pp.sw_perf_event_destroy 181472 ± 21% +44.5% 262190 meminfo.Active(file) 6257269 ± 19% +29.7% 8114811 meminfo.Cached 950618 ± 15% +294.8% 3752789 ± 5% meminfo.Dirty 4269677 ± 15% +32.6% 5659735 meminfo.Inactive 2867351 ± 21% +45.1% 4159910 meminfo.Inactive(file) 111066 ± 43% +141.4% 268110 ± 33% meminfo.Mapped 9017124 ± 13% +22.1% 11011299 meminfo.Memused 822644 ± 65% -99.6% 3263 ± 11% meminfo.Writeback 904747 ± 98% +208.0% 2786769 sched_debug.cfs_rq:/.min_vruntime.avg 942699 ± 97% +204.1% 2867116 sched_debug.cfs_rq:/.min_vruntime.max 841765 ± 99% +197.1% 2500816 ± 2% sched_debug.cfs_rq:/.min_vruntime.min 19473 ± 85% +218.2% 61961 ± 12% sched_debug.cfs_rq:/.min_vruntime.stddev -76669 +328.9% -328861 sched_debug.cfs_rq:/.spread0.min 19477 ± 85% +218.2% 61983 ± 12% sched_debug.cfs_rq:/.spread0.stddev 309.24 ± 12% -23.1% 237.79 ± 6% sched_debug.cfs_rq:/.util_avg.stddev 79409 ± 94% +194.0% 233463 ± 2% sched_debug.cpu.nr_switches.avg 282553 ± 25% +53.9% 434875 sched_debug.cpu.nr_switches.max 70977 ± 99% +193.4% 208229 ± 4% sched_debug.cpu.nr_switches.min 2421 ± 15% +69.7% 4111 filebench.sum_bytes_mb/s 28989865 ± 15% +69.7% 49208425 filebench.sum_operations 483126 ± 15% +69.7% 820074 filebench.sum_operations/s 155847 ± 15% +69.7% 264539 filebench.sum_reads/s 15585 ± 15% +69.7% 26454 filebench.sum_writes/s 10553993 ± 15% +69.4% 17882230 filebench.time.file_system_outputs 22770 ± 13% +68.0% 38253 filebench.time.involuntary_context_switches 4700 ± 23% +89.3% 8899 filebench.time.percent_of_cpu_this_job_got 3188 ± 15% +69.6% 5407 filebench.time.system_time 73.00 ± 15% +68.0% 122.60 filebench.time.user_time 13824977 ± 15% +68.6% 23303866 ± 2% filebench.time.voluntary_context_switches 213064 ± 90% +174.0% 583838 ± 27% numa-meminfo.node0.Active 125296 ±143% +264.9% 457219 ± 35% numa-meminfo.node0.Active(anon) 87767 ± 18% +44.3% 126618 ± 8% numa-meminfo.node0.Active(file) 470438 ± 17% +295.8% 1862086 ± 6% numa-meminfo.node0.Dirty 2082729 ± 13% +34.1% 2792951 ± 2% numa-meminfo.node0.Inactive 1415915 ± 20% +45.9% 2066389 ± 2% numa-meminfo.node0.Inactive(file) 45328 ± 30% +158.6% 117223 ± 34% numa-meminfo.node0.Mapped 124715 ± 3% +10.5% 137824 ± 4% numa-meminfo.node0.SUnreclaim 146595 ±118% +253.6% 518400 ± 32% numa-meminfo.node0.Shmem 403000 ± 64% -99.6% 1578 ± 18% numa-meminfo.node0.Writeback 93803 ± 28% +44.6% 135676 ± 8% numa-meminfo.node1.Active(file) 480669 ± 14% +293.6% 1891831 ± 4% numa-meminfo.node1.Dirty 2191533 ± 18% +31.0% 2869968 ± 4% numa-meminfo.node1.Inactive 1453292 ± 23% +44.3% 2096389 ± 2% numa-meminfo.node1.Inactive(file) 419520 ± 66% -99.6% 1621 ± 21% numa-meminfo.node1.Writeback 1603 ± 22% +85.5% 2975 turbostat.Avg_MHz 51.63 ± 21% +41.6 93.22 turbostat.Busy% 3097 +3.2% 3196 turbostat.Bzy_MHz 8453377 ± 14% +69.0% 14288047 ± 2% turbostat.C1 0.39 ± 24% +0.3 0.72 turbostat.C1% 1.13 ± 26% -0.9 0.27 ± 8% turbostat.C1E% 3540495 ± 37% -89.8% 359678 ± 7% turbostat.C6 47.18 ± 22% -41.1 6.07 ± 6% turbostat.C6% 4.60 ± 21% -70.0% 1.38 ± 6% turbostat.CPU%c1 43.77 ± 22% -87.7% 5.40 ± 6% turbostat.CPU%c6 51.50 ± 3% +14.9% 59.17 ± 2% turbostat.CoreTmp 11798935 ± 12% +16.4% 13731351 ± 2% turbostat.IRQ 1274549 ± 19% +72.4% 2197956 ± 8% turbostat.POLL 0.04 ± 31% +0.0 0.08 ± 5% turbostat.POLL% 0.48 ± 17% -91.7% 0.04 ±223% turbostat.Pkg%pc6 52.33 ± 3% +12.7% 59.00 turbostat.PkgTmp 273.98 ± 6% +27.5% 349.33 turbostat.PkgWatt 62.91 ± 6% +15.1% 72.38 turbostat.RAMWatt 45337 ± 21% +44.6% 65556 proc-vmstat.nr_active_file 1320953 ± 15% +69.3% 2236378 proc-vmstat.nr_dirtied 237492 ± 15% +295.1% 938312 ± 5% proc-vmstat.nr_dirty 1563856 ± 19% +29.7% 2029090 proc-vmstat.nr_file_pages 30598147 -1.6% 30098757 proc-vmstat.nr_free_pages 350586 +7.0% 374962 ± 6% proc-vmstat.nr_inactive_anon 716397 ± 21% +45.2% 1040311 proc-vmstat.nr_inactive_file 27805 ± 43% +141.5% 67150 ± 33% proc-vmstat.nr_mapped 1943 +5.0% 2041 ± 2% proc-vmstat.nr_page_table_pages 59229 +7.3% 63542 proc-vmstat.nr_slab_unreclaimable 205556 ± 65% -99.6% 791.17 ± 15% proc-vmstat.nr_writeback 45337 ± 21% +44.6% 65556 proc-vmstat.nr_zone_active_file 350586 +7.0% 374962 ± 6% proc-vmstat.nr_zone_inactive_anon 716397 ± 21% +45.2% 1040311 proc-vmstat.nr_zone_inactive_file 443014 ± 27% +112.0% 939123 ± 4% proc-vmstat.nr_zone_write_pending 2057931 ± 14% +58.9% 3269868 proc-vmstat.numa_hit 1955332 ± 15% +62.2% 3170661 proc-vmstat.numa_local 115983 ± 46% +125.9% 261961 ± 25% proc-vmstat.pgactivate 2470760 ± 12% +49.0% 3680401 proc-vmstat.pgalloc_normal 2100726 ± 13% -59.8% 844206 ± 2% proc-vmstat.pgfree 733696 ± 12% -12.1% 645120 ± 4% proc-vmstat.unevictable_pgs_scanned 31343 ±143% +265.0% 114408 ± 35% numa-vmstat.node0.nr_active_anon 21937 ± 18% +44.4% 31682 ± 8% numa-vmstat.node0.nr_active_file 654819 ± 17% +69.4% 1109530 ± 2% numa-vmstat.node0.nr_dirtied 117443 ± 17% +296.5% 465687 ± 6% numa-vmstat.node0.nr_dirty 353939 ± 20% +46.1% 516982 ± 2% numa-vmstat.node0.nr_inactive_file 11368 ± 30% +159.0% 29447 ± 35% numa-vmstat.node0.nr_mapped 36691 ±118% +253.6% 129745 ± 32% numa-vmstat.node0.nr_shmem 31177 ± 3% +10.5% 34457 ± 4% numa-vmstat.node0.nr_slab_unreclaimable 100744 ± 64% -99.6% 404.33 ± 13% numa-vmstat.node0.nr_writeback 31343 ±143% +265.0% 114407 ± 35% numa-vmstat.node0.nr_zone_active_anon 21937 ± 18% +44.4% 31682 ± 8% numa-vmstat.node0.nr_zone_active_file 353940 ± 20% +46.1% 516980 ± 2% numa-vmstat.node0.nr_zone_inactive_file 218173 ± 26% +113.6% 466104 ± 6% numa-vmstat.node0.nr_zone_write_pending 988847 ± 15% +68.4% 1665032 ± 5% numa-vmstat.node0.numa_hit 935111 ± 18% +73.3% 1620541 ± 3% numa-vmstat.node0.numa_local 23446 ± 28% +44.8% 33950 ± 8% numa-vmstat.node1.nr_active_file 666112 ± 14% +69.2% 1126866 ± 2% numa-vmstat.node1.nr_dirtied 119979 ± 14% +294.3% 473104 ± 4% numa-vmstat.node1.nr_dirty 363273 ± 23% +44.4% 524481 ± 2% numa-vmstat.node1.nr_inactive_file 104883 ± 66% -99.6% 419.00 ± 16% numa-vmstat.node1.nr_writeback 23446 ± 28% +44.8% 33950 ± 8% numa-vmstat.node1.nr_zone_active_file 363273 ± 23% +44.4% 524481 ± 2% numa-vmstat.node1.nr_zone_inactive_file 224849 ± 29% +110.6% 473545 ± 4% numa-vmstat.node1.nr_zone_write_pending 1062560 ± 16% +51.0% 1604992 ± 5% numa-vmstat.node1.numa_hit 1017057 ± 16% +52.4% 1550275 ± 4% numa-vmstat.node1.numa_local 76.04 ± 17% -73.4% 20.22 ± 2% perf-stat.i.MPKI 2.266e+09 ± 17% +85.5% 4.202e+09 perf-stat.i.branch-instructions 5.03 ± 24% -4.0 1.07 ± 2% perf-stat.i.branch-miss-rate% 30659518 ± 10% +41.8% 43465160 ± 2% perf-stat.i.branch-misses 17.16 ± 21% +14.6 31.76 perf-stat.i.cache-miss-rate% 64445994 ± 21% +91.4% 1.233e+08 perf-stat.i.cache-misses 2.493e+08 ± 13% +53.8% 3.834e+08 perf-stat.i.cache-references 393008 ± 24% +87.4% 736453 ± 2% perf-stat.i.context-switches 10.50 ± 15% +45.9% 15.31 perf-stat.i.cpi 1.572e+11 ± 22% +87.2% 2.943e+11 perf-stat.i.cpu-cycles 5124 ± 9% -53.5% 2383 perf-stat.i.cycles-between-cache-misses 0.77 ± 18% -0.7 0.05 ± 58% perf-stat.i.dTLB-load-miss-rate% 2.634e+09 ± 17% +84.2% 4.85e+09 perf-stat.i.dTLB-loads 0.10 ± 27% -0.1 0.01 ± 28% perf-stat.i.dTLB-store-miss-rate% 1.068e+09 ± 16% +86.3% 1.989e+09 perf-stat.i.dTLB-stores 1.061e+10 ± 17% +84.8% 1.961e+10 perf-stat.i.instructions 0.17 ± 16% -48.4% 0.09 ± 4% perf-stat.i.ipc 1.64 ± 22% +87.2% 3.07 perf-stat.i.metric.GHz 64.34 ± 17% +84.9% 118.98 perf-stat.i.metric.M/sec 6782 ± 20% +72.0% 11667 ± 13% perf-stat.i.minor-faults 10403440 ± 19% +96.4% 20435835 perf-stat.i.node-load-misses 218303 ± 17% +92.2% 419568 ± 4% perf-stat.i.node-loads 9269132 ± 22% +87.1% 17339066 perf-stat.i.node-store-misses 12883228 ± 22% +94.5% 25051829 ± 3% perf-stat.i.node-stores 6782 ± 20% +72.0% 11667 ± 13% perf-stat.i.page-faults 23.70 ± 5% -17.5% 19.56 perf-stat.overall.MPKI 1.37 ± 9% -0.3 1.03 perf-stat.overall.branch-miss-rate% 25.56 ± 8% +6.6 32.17 perf-stat.overall.cache-miss-rate% 0.09 ± 30% -0.0 0.05 ± 56% perf-stat.overall.dTLB-load-miss-rate% 0.02 ± 29% -0.0 0.01 ± 23% perf-stat.overall.dTLB-store-miss-rate% 2.228e+09 ± 17% +85.5% 4.133e+09 perf-stat.ps.branch-instructions 30174220 ± 10% +41.7% 42753082 ± 2% perf-stat.ps.branch-misses 63387270 ± 21% +91.4% 1.213e+08 perf-stat.ps.cache-misses 2.454e+08 ± 13% +53.7% 3.772e+08 perf-stat.ps.cache-references 386470 ± 24% +87.5% 724478 ± 2% perf-stat.ps.context-switches 1.546e+11 ± 22% +87.2% 2.895e+11 perf-stat.ps.cpu-cycles 2.591e+09 ± 17% +84.2% 4.771e+09 perf-stat.ps.dTLB-loads 1.05e+09 ± 16% +86.3% 1.956e+09 perf-stat.ps.dTLB-stores 1.044e+10 ± 17% +84.8% 1.929e+10 perf-stat.ps.instructions 6675 ± 20% +72.0% 11481 ± 13% perf-stat.ps.minor-faults 10232924 ± 19% +96.5% 20104362 perf-stat.ps.node-load-misses 214711 ± 17% +92.2% 412736 ± 4% perf-stat.ps.node-loads 9121970 ± 22% +87.1% 17063118 perf-stat.ps.node-store-misses 12667972 ± 22% +94.5% 24645471 ± 3% perf-stat.ps.node-stores 6675 ± 20% +72.0% 11481 ± 13% perf-stat.ps.page-faults 7.386e+11 ± 13% +64.0% 1.211e+12 perf-stat.total.instructions 0.03 ±142% +398.0% 0.17 ± 54% perf-sched.sch_delay.avg.ms.__cond_resched.do_user_addr_fault.exc_page_fault.asm_exc_page_fault.__put_user_4 0.00 ±142% +3209.1% 0.06 ±107% perf-sched.sch_delay.avg.ms.__cond_resched.down_write_killable.exec_mmap.begin_new_exec.load_elf_binary 0.00 ±141% +5650.0% 0.02 ±126% perf-sched.sch_delay.avg.ms.__cond_resched.stop_one_cpu.migrate_task_to.task_numa_migrate.isra 0.02 ± 19% +46.5% 0.02 ± 17% perf-sched.sch_delay.avg.ms.do_nanosleep.hrtimer_nanosleep.common_nsleep.__x64_sys_clock_nanosleep 0.03 ±143% +283.1% 0.11 ± 22% perf-sched.sch_delay.avg.ms.exit_to_user_mode_loop.exit_to_user_mode_prepare.syscall_exit_to_user_mode.ret_from_fork 0.00 ±142% +472.2% 0.02 ± 30% perf-sched.sch_delay.avg.ms.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.btrfs_inode_lock 0.03 ± 15% +24.3% 0.04 ± 4% perf-sched.sch_delay.avg.ms.worker_thread.kthread.ret_from_fork 0.20 ±141% +461.0% 1.13 ±103% perf-sched.sch_delay.max.ms.__cond_resched.do_user_addr_fault.exc_page_fault.asm_exc_page_fault.__put_user_4 0.01 ±148% +7478.0% 0.75 ±107% perf-sched.sch_delay.max.ms.__cond_resched.down_write_killable.exec_mmap.begin_new_exec.load_elf_binary 0.00 ±145% +12380.0% 0.21 ±142% perf-sched.sch_delay.max.ms.__cond_resched.stop_one_cpu.migrate_task_to.task_numa_migrate.isra 5.21 ±141% +291.6% 20.39 ± 18% perf-sched.sch_delay.max.ms.futex_wait_queue.futex_wait.do_futex.__x64_sys_futex 0.17 ±141% +1139.7% 2.16 ±118% perf-sched.sch_delay.max.ms.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.btrfs_inode_lock 0.77 ±188% +451.4% 4.23 ± 75% perf-sched.sch_delay.max.ms.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread 7.02 ± 86% +190.4% 20.39 ± 18% perf-sched.total_sch_delay.max.ms 12.79 ± 31% -45.4% 6.99 perf-sched.wait_and_delay.avg.ms.__cond_resched.__wait_for_common.affine_move_task.__set_cpus_allowed_ptr.__sched_setaffinity 479.24 ± 31% -46.3% 257.56 ± 2% perf-sched.wait_and_delay.avg.ms.smpboot_thread_fn.kthread.ret_from_fork 312.89 ± 39% +88.9% 591.07 ± 7% perf-sched.wait_and_delay.avg.ms.worker_thread.kthread.ret_from_fork 90.33 ± 13% +19.4% 107.83 perf-sched.wait_and_delay.count.do_wait.kernel_wait4.__do_sys_wait4.do_syscall_64 1552 ± 73% +114.9% 3337 ± 2% perf-sched.wait_and_delay.count.smpboot_thread_fn.kthread.ret_from_fork 5.81 ±141% +350.2% 26.14 ± 9% perf-sched.wait_and_delay.max.ms.futex_wait_queue.futex_wait.do_futex.__x64_sys_futex 0.06 ±142% +358.9% 0.27 ± 7% perf-sched.wait_time.avg.ms.__cond_resched.__alloc_pages.__get_free_pages.pgd_alloc.mm_init 0.07 ±143% +278.1% 0.25 ± 24% perf-sched.wait_time.avg.ms.__cond_resched.__alloc_pages.get_zeroed_page.__pud_alloc.__handle_mm_fault 0.07 ±143% +337.1% 0.29 ± 35% perf-sched.wait_time.avg.ms.__cond_resched.__anon_vma_prepare.do_anonymous_page.__handle_mm_fault.handle_mm_fault 12.79 ± 31% -45.4% 6.99 perf-sched.wait_time.avg.ms.__cond_resched.__wait_for_common.affine_move_task.__set_cpus_allowed_ptr.__sched_setaffinity 0.07 ±141% +231.3% 0.23 ± 5% perf-sched.wait_time.avg.ms.__cond_resched.copy_strings.isra.0.do_execveat_common 0.07 ±141% +208.0% 0.20 ± 18% perf-sched.wait_time.avg.ms.__cond_resched.do_user_addr_fault.exc_page_fault.asm_exc_page_fault.[unknown] 0.02 ±193% +694.9% 0.16 ±131% perf-sched.wait_time.avg.ms.__cond_resched.down_write.generic_file_write_iter.vfs_write.ksys_write 0.07 ±142% +206.7% 0.21 ± 28% perf-sched.wait_time.avg.ms.__cond_resched.kmem_cache_alloc.__anon_vma_prepare.do_anonymous_page.__handle_mm_fault 0.00 ±142% +2977.8% 0.05 ±179% perf-sched.wait_time.avg.ms.__cond_resched.kmem_cache_alloc.alloc_extent_state.__set_extent_bit.set_extent_bit 0.05 ±141% +434.8% 0.26 ± 96% perf-sched.wait_time.avg.ms.__cond_resched.kmem_cache_alloc.getname_flags.part.0 0.01 ±198% +694.4% 0.09 ± 31% perf-sched.wait_time.avg.ms.__cond_resched.kmem_cache_alloc.security_file_alloc.__alloc_file.alloc_empty_file 0.00 ±223% +1450.0% 0.02 ±134% perf-sched.wait_time.avg.ms.__cond_resched.mutex_lock.perf_poll.do_poll.constprop 0.01 ±145% +374.4% 0.06 ± 40% perf-sched.wait_time.avg.ms.__cond_resched.shmem_get_folio_gfp.shmem_write_begin.generic_perform_write.__generic_file_write_iter 0.02 ±149% +3184.4% 0.70 ±198% perf-sched.wait_time.avg.ms.__cond_resched.stop_one_cpu.migrate_task_to.task_numa_migrate.isra 0.07 ±141% +212.5% 0.23 ± 7% perf-sched.wait_time.avg.ms.exit_to_user_mode_loop.exit_to_user_mode_prepare.irqentry_exit_to_user_mode.asm_exc_page_fault 0.24 ±218% +652.7% 1.77 ± 87% perf-sched.wait_time.avg.ms.exit_to_user_mode_loop.exit_to_user_mode_prepare.irqentry_exit_to_user_mode.asm_sysvec_apic_timer_interrupt 0.04 ±141% +251.9% 0.14 ± 22% perf-sched.wait_time.avg.ms.exit_to_user_mode_loop.exit_to_user_mode_prepare.irqentry_exit_to_user_mode.asm_sysvec_call_function_single 0.06 ±141% +211.5% 0.17 ± 16% perf-sched.wait_time.avg.ms.exit_to_user_mode_loop.exit_to_user_mode_prepare.irqentry_exit_to_user_mode.asm_sysvec_reschedule_ipi 0.04 ±143% +262.9% 0.14 ± 21% perf-sched.wait_time.avg.ms.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.btrfs_inode_lock 479.24 ± 31% -46.3% 257.55 ± 2% perf-sched.wait_time.avg.ms.smpboot_thread_fn.kthread.ret_from_fork 312.86 ± 39% +88.9% 591.03 ± 7% perf-sched.wait_time.avg.ms.worker_thread.kthread.ret_from_fork 0.22 ±142% +318.6% 0.92 ± 19% perf-sched.wait_time.max.ms.__cond_resched.__alloc_pages.__get_free_pages.pgd_alloc.mm_init 0.20 ±146% +278.4% 0.75 ± 21% perf-sched.wait_time.max.ms.__cond_resched.__alloc_pages.get_zeroed_page.__pud_alloc.__handle_mm_fault 0.18 ±141% +334.4% 0.78 ± 46% perf-sched.wait_time.max.ms.__cond_resched.__anon_vma_prepare.do_anonymous_page.__handle_mm_fault.handle_mm_fault 0.29 ±141% +275.0% 1.08 ± 49% perf-sched.wait_time.max.ms.__cond_resched.do_user_addr_fault.exc_page_fault.asm_exc_page_fault.[unknown] 0.33 ±149% +19493.0% 64.56 ±220% perf-sched.wait_time.max.ms.__cond_resched.do_user_addr_fault.exc_page_fault.asm_exc_page_fault.fault_in_readable 0.22 ±149% +299.1% 0.88 ± 42% perf-sched.wait_time.max.ms.__cond_resched.down_write_killable.exec_mmap.begin_new_exec.load_elf_binary 0.15 ±141% +330.3% 0.62 ± 53% perf-sched.wait_time.max.ms.__cond_resched.dput.terminate_walk.path_openat.do_filp_open 0.00 ±142% +4407.7% 0.10 ±177% perf-sched.wait_time.max.ms.__cond_resched.kmem_cache_alloc.alloc_extent_state.__set_extent_bit.set_extent_bit 0.15 ±143% +188.9% 0.44 ± 73% perf-sched.wait_time.max.ms.__cond_resched.kmem_cache_alloc.getname_flags.part.0 0.04 ±209% +568.6% 0.29 ± 43% perf-sched.wait_time.max.ms.__cond_resched.kmem_cache_alloc.security_file_alloc.__alloc_file.alloc_empty_file 0.32 ±141% +303.1% 1.28 ± 19% perf-sched.wait_time.max.ms.__cond_resched.mutex_lock_killable.pcpu_alloc.__percpu_counter_init.mm_init 0.16 ±142% +524.2% 0.98 ± 29% perf-sched.wait_time.max.ms.__cond_resched.shmem_get_folio_gfp.shmem_write_begin.generic_perform_write.__generic_file_write_iter 0.18 ±142% +4361.7% 7.81 ±209% perf-sched.wait_time.max.ms.__cond_resched.stop_one_cpu.migrate_task_to.task_numa_migrate.isra 0.41 ±143% +246.0% 1.43 ± 19% perf-sched.wait_time.max.ms.__cond_resched.stop_one_cpu.sched_exec.bprm_execve.part 0.24 ±145% +361.0% 1.10 ± 37% perf-sched.wait_time.max.ms.exit_to_user_mode_loop.exit_to_user_mode_prepare.irqentry_exit_to_user_mode.asm_sysvec_call_function_single 0.30 ±143% +286.9% 1.15 ± 14% perf-sched.wait_time.max.ms.exit_to_user_mode_loop.exit_to_user_mode_prepare.irqentry_exit_to_user_mode.asm_sysvec_reschedule_ipi 4.22 ±141% +201.4% 12.71 ± 16% perf-sched.wait_time.max.ms.futex_wait_queue.futex_wait.do_futex.__x64_sys_futex 0.74 ±141% +302.5% 2.98 ± 27% perf-sched.wait_time.max.ms.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.btrfs_inode_lock 0.07 ±157% +373.0% 0.31 ± 63% perf-sched.wait_time.max.ms.schedule_timeout.btrfs_delalloc_reserve_metadata.btrfs_buffered_write.btrfs_do_write_iter *************************************************************************************************** lkp-icl-2sp1: 96 threads 2 sockets (Ice Lake) with 128G memory ========================================================================================= compiler/cpufreq_governor/disk/fs/kconfig/rootfs/tbox_group/test/testcase: gcc-12/performance/1HDD/btrfs/x86_64-rhel-8.3/debian-11.1-x86_64-20220510.cgz/lkp-icl-2sp1/randomfileaccess.f/filebench commit: adbe7e388e ("btrfs: use SECTOR_SHIFT to convert LBA to physical offset") da02361807 ("btrfs: submit IO synchronously for fast checksum implementations") adbe7e388e4239d9 da023618076a13c35bcde1a49a8 ---------------- --------------------------- %stddev %change %stddev \ | \ 5.96 +3.8% 6.19 iostat.cpu.system 0.23 -0.1 0.11 ± 2% mpstat.cpu.all.iowait% 42.00 ± 5% +14.3% 48.00 ± 9% perf-c2c.HITM.remote 64545 +38.0% 89061 ± 11% meminfo.Dirty 14844 ± 3% -98.7% 194.67 ± 36% meminfo.Writeback 6059 +1.7% 6161 vmstat.io.bo 3046 ± 4% -13.1% 2647 ± 5% vmstat.system.cs 48.99 ± 5% +9.3% 53.54 ± 6% boot-time.boot 23.42 +20.6% 28.25 ± 17% boot-time.dhcp 4340 ± 5% +8.8% 4723 ± 6% boot-time.idle 1.18 ± 7% +63.3% 1.92 ± 41% boot-time.smp_boot 3160 +3.1% 3259 turbostat.Bzy_MHz 77185 ± 4% -22.0% 60191 ± 8% turbostat.C1E 0.54 ± 2% -0.1 0.42 ± 6% turbostat.C1E% 137.84 ± 70% -99.9% 0.12 turbostat.IPC 5327 ± 4% +10.2% 5870 ± 4% turbostat.POLL 236.23 +1.6% 239.93 turbostat.PkgWatt 23658 +3.1% 24384 proc-vmstat.nr_active_file 16137 +38.0% 22262 ± 11% proc-vmstat.nr_dirty 18408 +2.7% 18911 proc-vmstat.nr_kernel_stack 3707 ± 3% -98.7% 47.67 ± 42% proc-vmstat.nr_writeback 101217 +1.6% 102879 proc-vmstat.nr_written 23658 +3.1% 24384 proc-vmstat.nr_zone_active_file 399938 +1.7% 406716 proc-vmstat.pgpgout 28278 +5.1% 29730 filebench.sum_bytes_mb/s 161270 +2.5% 165295 filebench.sum_operations 2687 +2.5% 2754 filebench.sum_operations/s 597.33 +2.5% 612.00 filebench.sum_reads/s 1.86 -2.4% 1.81 filebench.sum_time_ms/op 298.67 +2.5% 306.00 filebench.sum_writes/s 431.33 +7.6% 464.00 filebench.time.percent_of_cpu_this_job_got 257.76 +7.6% 277.37 filebench.time.system_time 15536 ± 2% +6.5% 16544 ± 3% filebench.time.voluntary_context_switches 0.01 ± 61% -56.8% 0.01 ± 96% perf-sched.sch_delay.avg.ms.btrfs_start_ordered_extent.btrfs_wait_ordered_range.__btrfs_wait_cache_io.btrfs_start_dirty_block_groups 0.06 ± 29% -41.5% 0.04 ± 36% perf-sched.sch_delay.avg.ms.syslog_print.do_syslog.kmsg_read.vfs_read 0.01 ± 61% -56.8% 0.01 ± 96% perf-sched.sch_delay.max.ms.btrfs_start_ordered_extent.btrfs_wait_ordered_range.__btrfs_wait_cache_io.btrfs_start_dirty_block_groups 0.10 ± 18% -40.1% 0.06 ± 41% perf-sched.sch_delay.max.ms.devkmsg_read.vfs_read.ksys_read.do_syscall_64 0.17 ± 11% -14.3% 0.15 ± 4% perf-sched.sch_delay.max.ms.schedule_timeout.__wait_for_common.wait_for_completion_state.kernel_clone 1116 ± 6% -11.9% 982.67 ± 7% perf-sched.wait_and_delay.count.futex_wait_queue.futex_wait.do_futex.__x64_sys_futex 25.00 ± 24% -36.7% 15.82 ± 25% perf-sched.wait_time.avg.ms.__cond_resched.__alloc_pages.folio_alloc.__filemap_get_folio.pagecache_get_page 0.15 ± 18% +26.9% 0.19 ± 16% perf-sched.wait_time.avg.ms.schedule_timeout.khugepaged_wait_work.khugepaged.kthread 50.00 ± 24% -36.7% 31.63 ± 25% perf-sched.wait_time.max.ms.__cond_resched.__alloc_pages.folio_alloc.__filemap_get_folio.pagecache_get_page 0.15 ± 18% +26.9% 0.19 ± 16% perf-sched.wait_time.max.ms.schedule_timeout.khugepaged_wait_work.khugepaged.kthread 57550 ± 21% -35.3% 37247 ± 23% numa-meminfo.node0.Active 56230 ± 20% -35.1% 36505 ± 23% numa-meminfo.node0.Active(file) 245539 ± 33% -38.9% 150132 ± 54% numa-meminfo.node0.AnonPages 271865 ± 34% -34.1% 179253 ± 54% numa-meminfo.node0.AnonPages.max 555034 ± 14% -54.2% 254435 ± 44% numa-meminfo.node0.Inactive 290326 ± 28% -43.0% 165461 ± 44% numa-meminfo.node0.Inactive(anon) 264708 -66.4% 88972 ±140% numa-meminfo.node0.Inactive(file) 2863 ± 24% -33.9% 1892 numa-meminfo.node0.PageTables 46244 ± 3% -64.8% 16265 ±114% numa-meminfo.node0.Shmem 13038 ± 7% -99.4% 84.67 ± 94% numa-meminfo.node0.Writeback 46489 ± 26% +50.0% 69717 ± 11% numa-meminfo.node1.Active 39133 ± 30% +58.0% 61832 ± 12% numa-meminfo.node1.Active(file) 188707 ± 43% +50.8% 284517 ± 28% numa-meminfo.node1.AnonPages 10070 ± 22% +457.3% 56125 ± 45% numa-meminfo.node1.Dirty 191729 ± 43% +157.2% 493051 ± 22% numa-meminfo.node1.Inactive 191244 ± 43% +65.5% 316597 ± 22% numa-meminfo.node1.Inactive(anon) 484.67 ± 27% +36307.1% 176453 ± 70% numa-meminfo.node1.Inactive(file) 8755 ± 2% +9.9% 9626 ± 2% numa-meminfo.node1.KernelStack 2340 ± 30% +41.1% 3301 numa-meminfo.node1.PageTables 100024 ± 3% +10.7% 110718 ± 2% numa-meminfo.node1.SUnreclaim 10159 ± 17% +295.1% 40143 ± 46% numa-meminfo.node1.Shmem 1861 ± 26% -94.1% 110.33 ± 41% numa-meminfo.node1.Writeback 14057 ± 20% -35.1% 9126 ± 23% numa-vmstat.node0.nr_active_file 61384 ± 33% -38.9% 37535 ± 54% numa-vmstat.node0.nr_anon_pages 91490 ± 5% -58.5% 37983 ± 78% numa-vmstat.node0.nr_dirtied 72586 ± 28% -43.0% 41366 ± 43% numa-vmstat.node0.nr_inactive_anon 66176 -66.4% 22242 ±140% numa-vmstat.node0.nr_inactive_file 715.33 ± 24% -33.9% 472.67 numa-vmstat.node0.nr_page_table_pages 11567 ± 3% -64.9% 4064 ±114% numa-vmstat.node0.nr_shmem 3257 ± 7% -99.4% 19.67 ± 91% numa-vmstat.node0.nr_writeback 87600 ± 4% -58.6% 36290 ± 82% numa-vmstat.node0.nr_written 14057 ± 20% -35.1% 9126 ± 23% numa-vmstat.node0.nr_zone_active_file 72586 ± 28% -43.0% 41366 ± 43% numa-vmstat.node0.nr_zone_inactive_anon 66176 -66.4% 22242 ±140% numa-vmstat.node0.nr_zone_inactive_file 9782 ± 30% +58.0% 15459 ± 12% numa-vmstat.node1.nr_active_file 47177 ± 43% +50.8% 71130 ± 28% numa-vmstat.node1.nr_anon_pages 15543 ± 23% +347.1% 69501 ± 44% numa-vmstat.node1.nr_dirtied 2517 ± 22% +457.4% 14032 ± 45% numa-vmstat.node1.nr_dirty 47813 ± 43% +65.5% 79149 ± 22% numa-vmstat.node1.nr_inactive_anon 120.67 ± 27% +36457.7% 44113 ± 70% numa-vmstat.node1.nr_inactive_file 8759 ± 2% +9.9% 9629 ± 2% numa-vmstat.node1.nr_kernel_stack 584.67 ± 30% +41.1% 825.00 numa-vmstat.node1.nr_page_table_pages 2539 ± 17% +295.2% 10035 ± 46% numa-vmstat.node1.nr_shmem 25005 ± 3% +10.7% 27679 ± 2% numa-vmstat.node1.nr_slab_unreclaimable 465.00 ± 26% -94.2% 27.00 ± 42% numa-vmstat.node1.nr_writeback 13549 ± 28% +391.0% 66527 ± 45% numa-vmstat.node1.nr_written 9782 ± 30% +58.0% 15459 ± 12% numa-vmstat.node1.nr_zone_active_file 47813 ± 43% +65.5% 79149 ± 22% numa-vmstat.node1.nr_zone_inactive_anon 120.67 ± 27% +36457.7% 44113 ± 70% numa-vmstat.node1.nr_zone_inactive_file 2983 ± 23% +371.3% 14059 ± 45% numa-vmstat.node1.nr_zone_write_pending 99.05 -2.5% 96.62 perf-stat.i.MPKI 1.46e+09 +2.8% 1.501e+09 perf-stat.i.branch-instructions 2.01 ± 4% -0.5 1.47 ± 3% perf-stat.i.branch-miss-rate% 26.10 +0.5 26.62 perf-stat.i.cache-miss-rate% 6.418e+08 +4.6% 6.712e+08 perf-stat.i.cache-references 2723 ± 4% -15.7% 2295 ± 4% perf-stat.i.context-switches 1.976e+10 +5.9% 2.093e+10 perf-stat.i.cpu-cycles 435.19 ± 3% -64.0% 156.51 ± 6% perf-stat.i.cycles-between-cache-misses 0.30 ± 2% -0.1 0.20 ± 5% perf-stat.i.dTLB-load-miss-rate% 1.966e+09 +3.1% 2.027e+09 perf-stat.i.dTLB-loads 0.03 ± 10% -0.0 0.02 ± 5% perf-stat.i.dTLB-store-miss-rate% 1.057e+09 +3.7% 1.096e+09 perf-stat.i.dTLB-stores 7.123e+09 +2.7% 7.317e+09 perf-stat.i.instructions 0.21 +6.0% 0.22 perf-stat.i.metric.GHz 53.50 +3.1% 55.18 perf-stat.i.metric.M/sec 60.56 +1.5 62.10 perf-stat.i.node-store-miss-rate% 1548826 +9.4% 1693710 ± 3% perf-stat.i.node-store-misses 1037930 ± 2% +6.7% 1107521 ± 5% perf-stat.i.node-stores 1.58 ± 2% -0.1 1.48 ± 3% perf-stat.overall.branch-miss-rate% 27.38 -1.0 26.34 perf-stat.overall.cache-miss-rate% 2.78 +3.2% 2.86 perf-stat.overall.cpi 112.40 +5.3% 118.38 perf-stat.overall.cycles-between-cache-misses 0.36 -3.1% 0.35 perf-stat.overall.ipc 1.437e+09 +2.7% 1.476e+09 perf-stat.ps.branch-instructions 6.321e+08 +4.5% 6.607e+08 perf-stat.ps.cache-references 2675 ± 4% -15.6% 2256 ± 4% perf-stat.ps.context-switches 1.945e+10 +5.9% 2.06e+10 perf-stat.ps.cpu-cycles 1.935e+09 +3.0% 1.994e+09 perf-stat.ps.dTLB-loads 1.04e+09 +3.7% 1.078e+09 perf-stat.ps.dTLB-stores 7.009e+09 +2.7% 7.195e+09 perf-stat.ps.instructions 1524302 +9.3% 1666454 ± 3% perf-stat.ps.node-store-misses 1020125 ± 2% +6.6% 1087676 ± 5% perf-stat.ps.node-stores 4.421e+11 +3.0% 4.553e+11 perf-stat.total.instructions 0.18 ± 8% -16.7% 0.15 ± 14% sched_debug.cfs_rq:/.h_nr_running.avg 0.38 ± 3% -8.3% 0.35 ± 6% sched_debug.cfs_rq:/.h_nr_running.stddev 39207 ± 20% +501.6% 235857 ±112% sched_debug.cfs_rq:/.load.max 131.75 ± 7% -34.4% 86.39 ± 13% sched_debug.cfs_rq:/.load_avg.avg 1455 ± 21% -29.2% 1030 ± 22% sched_debug.cfs_rq:/.load_avg.max 305.30 ± 7% -33.1% 204.17 ± 17% sched_debug.cfs_rq:/.load_avg.stddev 22576 ± 20% +133.3% 52675 ± 56% sched_debug.cfs_rq:/.min_vruntime.max 3022 ± 18% +212.8% 9456 ± 79% sched_debug.cfs_rq:/.min_vruntime.stddev 0.18 ± 8% -20.6% 0.14 ± 13% sched_debug.cfs_rq:/.nr_running.avg 0.38 ± 3% -10.1% 0.34 ± 6% sched_debug.cfs_rq:/.nr_running.stddev 66.61 ± 14% -60.6% 26.22 ± 17% sched_debug.cfs_rq:/.removed.load_avg.avg 249.81 ± 7% -42.5% 143.62 ± 19% sched_debug.cfs_rq:/.removed.load_avg.stddev 27.81 ± 16% -74.4% 7.12 ± 23% sched_debug.cfs_rq:/.removed.runnable_avg.avg 530.00 ± 2% -29.7% 372.33 ± 28% sched_debug.cfs_rq:/.removed.runnable_avg.max 108.35 ± 9% -59.1% 44.31 ± 27% sched_debug.cfs_rq:/.removed.runnable_avg.stddev 27.81 ± 16% -74.4% 7.12 ± 23% sched_debug.cfs_rq:/.removed.util_avg.avg 530.00 ± 2% -29.7% 372.33 ± 28% sched_debug.cfs_rq:/.removed.util_avg.max 108.35 ± 9% -59.1% 44.31 ± 27% sched_debug.cfs_rq:/.removed.util_avg.stddev 329.05 ± 4% -22.9% 253.60 ± 16% sched_debug.cfs_rq:/.runnable_avg.avg 9915 ± 38% +262.2% 35918 ± 60% sched_debug.cfs_rq:/.spread0.max 3025 ± 18% +212.1% 9441 ± 79% sched_debug.cfs_rq:/.spread0.stddev 328.70 ± 4% -23.0% 253.20 ± 16% sched_debug.cfs_rq:/.util_avg.avg 33.48 ± 11% +18.3% 39.61 ± 14% sched_debug.cfs_rq:/.util_est_enqueued.avg 129.48 ± 3% +14.5% 148.32 ± 14% sched_debug.cfs_rq:/.util_est_enqueued.stddev 51921 ± 4% +30.1% 67558 ± 24% sched_debug.cpu.clock.avg 51925 ± 4% +30.1% 67562 ± 24% sched_debug.cpu.clock.max 51918 ± 4% +30.1% 67552 ± 24% sched_debug.cpu.clock.min 51673 ± 4% +29.7% 67021 ± 24% sched_debug.cpu.clock_task.avg 51869 ± 4% +29.9% 67369 ± 23% sched_debug.cpu.clock_task.max 627.28 +79.3% 1124 ± 38% sched_debug.cpu.clock_task.stddev 161.67 ± 9% +54.1% 249.17 ± 35% sched_debug.cpu.nr_switches.min 51918 ± 4% +30.1% 67556 ± 24% sched_debug.cpu_clk 50752 ± 4% +30.8% 66389 ± 24% sched_debug.ktime 0.00 ± 90% -80.2% 0.00 ± 77% sched_debug.rt_rq:.rt_time.avg 0.08 ± 90% -80.2% 0.02 ± 77% sched_debug.rt_rq:.rt_time.max 0.01 ± 90% -80.2% 0.00 ± 77% sched_debug.rt_rq:.rt_time.stddev 5.92 ± 25% -3.4 2.51 ± 87% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.__libc_fork 5.92 ± 25% -3.4 2.51 ± 87% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.__libc_fork 5.92 ± 25% -3.4 2.51 ± 87% perf-profile.calltrace.cycles-pp.__do_sys_clone.do_syscall_64.entry_SYSCALL_64_after_hwframe.__libc_fork 5.92 ± 25% -3.4 2.51 ± 87% perf-profile.calltrace.cycles-pp.copy_process.kernel_clone.__do_sys_clone.do_syscall_64.entry_SYSCALL_64_after_hwframe 5.92 ± 25% -3.4 2.51 ± 87% perf-profile.calltrace.cycles-pp.__libc_fork 5.92 ± 25% -3.4 2.51 ± 87% perf-profile.calltrace.cycles-pp.kernel_clone.__do_sys_clone.do_syscall_64.entry_SYSCALL_64_after_hwframe.__libc_fork 3.77 ± 43% -2.4 1.39 ± 72% perf-profile.calltrace.cycles-pp.do_read_fault.do_fault.__handle_mm_fault.handle_mm_fault.do_user_addr_fault 3.77 ± 44% -2.4 1.39 ± 72% perf-profile.calltrace.cycles-pp.__xstat64 3.09 ± 22% -1.7 1.39 ± 72% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.__xstat64 3.09 ± 22% -1.7 1.39 ± 72% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.__xstat64 3.09 ± 22% -1.7 1.39 ± 72% perf-profile.calltrace.cycles-pp.__do_sys_newstat.do_syscall_64.entry_SYSCALL_64_after_hwframe.__xstat64 3.09 ± 22% -1.7 1.39 ± 72% perf-profile.calltrace.cycles-pp.vfs_fstatat.__do_sys_newstat.do_syscall_64.entry_SYSCALL_64_after_hwframe.__xstat64 6.62 ± 18% -1.7 4.95 ± 24% perf-profile.calltrace.cycles-pp.__libc_start_main 6.62 ± 18% -1.7 4.95 ± 24% perf-profile.calltrace.cycles-pp.main.__libc_start_main 6.62 ± 18% -1.7 4.95 ± 24% perf-profile.calltrace.cycles-pp.run_builtin.main.__libc_start_main 6.62 ± 18% -1.7 4.95 ± 24% perf-profile.calltrace.cycles-pp.cmd_record.run_builtin.main.__libc_start_main 6.62 ± 18% -1.7 4.95 ± 24% perf-profile.calltrace.cycles-pp.__cmd_record.cmd_record.run_builtin.main.__libc_start_main 2.43 ± 88% +2.5 4.89 ± 42% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.execve 2.43 ± 88% +2.5 4.89 ± 42% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.execve 2.43 ± 88% +2.5 4.89 ± 42% perf-profile.calltrace.cycles-pp.__x64_sys_execve.do_syscall_64.entry_SYSCALL_64_after_hwframe.execve 2.43 ± 88% +2.5 4.89 ± 42% perf-profile.calltrace.cycles-pp.do_execveat_common.__x64_sys_execve.do_syscall_64.entry_SYSCALL_64_after_hwframe.execve 2.43 ± 88% +2.5 4.89 ± 42% perf-profile.calltrace.cycles-pp.execve 0.44 ±141% +3.5 3.90 ± 58% perf-profile.calltrace.cycles-pp.sw_perf_event_destroy._free_event.perf_event_release_kernel.perf_release.__fput 1.12 ± 75% +5.0 6.14 ± 16% perf-profile.calltrace.cycles-pp._free_event.perf_event_release_kernel.perf_release.__fput.task_work_run 5.92 ± 25% -3.4 2.51 ± 87% perf-profile.children.cycles-pp.__do_sys_clone 5.92 ± 25% -3.4 2.51 ± 87% perf-profile.children.cycles-pp.copy_process 5.92 ± 25% -3.4 2.51 ± 87% perf-profile.children.cycles-pp.__libc_fork 5.92 ± 25% -3.4 2.51 ± 87% perf-profile.children.cycles-pp.kernel_clone 3.77 ± 44% -2.4 1.39 ± 72% perf-profile.children.cycles-pp.do_read_fault 3.77 ± 44% -2.4 1.39 ± 72% perf-profile.children.cycles-pp.__xstat64 6.62 ± 18% -1.7 4.95 ± 24% perf-profile.children.cycles-pp.__libc_start_main 6.62 ± 18% -1.7 4.95 ± 24% perf-profile.children.cycles-pp.main 6.62 ± 18% -1.7 4.95 ± 24% perf-profile.children.cycles-pp.run_builtin 6.62 ± 18% -1.7 4.95 ± 24% perf-profile.children.cycles-pp.cmd_record 6.62 ± 18% -1.7 4.95 ± 24% perf-profile.children.cycles-pp.__cmd_record 0.68 ±141% +1.4 2.11 ± 11% perf-profile.children.cycles-pp.__pte_alloc 0.68 ±141% +1.4 2.11 ± 11% perf-profile.children.cycles-pp.pte_alloc_one 0.00 +2.1 2.11 ± 11% perf-profile.children.cycles-pp.__do_softirq 2.43 ± 88% +2.5 4.89 ± 42% perf-profile.children.cycles-pp.__x64_sys_execve 2.43 ± 88% +2.5 4.89 ± 42% perf-profile.children.cycles-pp.do_execveat_common 2.43 ± 88% +2.5 4.89 ± 42% perf-profile.children.cycles-pp.execve 0.44 ±141% +3.5 3.90 ± 58% perf-profile.children.cycles-pp.sw_perf_event_destroy 1.12 ± 75% +5.0 6.14 ± 16% perf-profile.children.cycles-pp._free_event 0.44 ±141% +1.7 2.11 ± 11% perf-profile.self.cycles-pp.__cond_resched *************************************************************************************************** lkp-icl-2sp9: 64 threads 2 sockets Intel(R) Xeon(R) Gold 6346 CPU @ 3.10GHz (Ice Lake) with 256G memory ========================================================================================= bs/compiler/cpufreq_governor/disk/fs/ioengine/kconfig/nr_task/rootfs/runtime/rw/tbox_group/test_size/testcase: 4M/gcc-12/performance/1HDD/btrfs/splice/x86_64-rhel-8.3/100%/debian-11.1-x86_64-20220510.cgz/300s/randwrite/lkp-icl-2sp9/128G/fio-basic commit: adbe7e388e ("btrfs: use SECTOR_SHIFT to convert LBA to physical offset") da02361807 ("btrfs: submit IO synchronously for fast checksum implementations") adbe7e388e4239d9 da023618076a13c35bcde1a49a8 ---------------- --------------------------- %stddev %change %stddev \ | \ 0.95 ± 4% +25.5% 1.20 iostat.cpu.system 3.499e+10 ± 14% -44.9% 1.926e+10 cpuidle..time 35515536 ± 14% -45.0% 19523118 cpuidle..usage 0.34 ± 10% +0.2 0.55 mpstat.cpu.all.sys% 0.06 ± 10% +0.0 0.10 ± 2% mpstat.cpu.all.usr% 14.33 ±107% +281.4% 54.67 ± 14% perf-c2c.DRAM.local 35.33 ± 23% +108.5% 73.67 ± 30% perf-c2c.DRAM.remote 590.17 ± 13% -39.7% 355.71 ± 3% uptime.boot 18204 ± 31% -45.8% 9867 ± 10% uptime.idle 49.33 ± 14% +27.7% 63.00 vmstat.procs.b 2549 ± 11% +40.9% 3592 vmstat.system.cs 8213417 ± 10% +18.2% 9707818 ± 2% numa-numastat.node0.local_node 8253170 ± 10% +17.9% 9728663 ± 2% numa-numastat.node0.numa_hit 40206 ± 34% -48.2% 20845 ± 84% numa-numastat.node0.other_node 26237 ± 53% +73.9% 45617 ± 38% numa-numastat.node1.other_node 45.67 ± 3% +25.5% 57.33 turbostat.Avg_MHz 1.27 ± 3% +0.3 1.60 turbostat.Busy% 35439387 ± 14% -45.1% 19473136 turbostat.C1 0.11 ± 4% +14.7% 0.13 turbostat.IPC 35714421 ± 14% -44.8% 19719399 turbostat.IRQ 82.00 -6.9% 76.33 turbostat.PkgTmp 6468736 ± 14% +28.9% 8339922 meminfo.AnonHugePages 6705410 ± 14% +29.0% 8647405 meminfo.AnonPages 8836179 ± 13% +28.2% 11327598 meminfo.Committed_AS 487337 ± 6% -31.5% 333737 ± 9% meminfo.DirectMap4k 741937 ± 18% +5747.1% 43381775 meminfo.Dirty 6717476 ± 14% +28.9% 8657350 meminfo.Inactive(anon) 961.67 ± 21% -100.0% 0.00 meminfo.Mlocked 20537 ± 12% +27.1% 26106 meminfo.PageTables 252989 ± 2% -30.3% 176385 meminfo.SUnreclaim 47596 ± 8% -20.6% 37805 meminfo.Shmem 500690 ± 4% -15.2% 424425 meminfo.Slab 29301806 ± 6% -99.9% 19323 meminfo.Writeback 4116 ± 11% +66.0% 6832 ± 13% numa-meminfo.node0.Active(anon) 388606 ± 10% +5412.6% 21422389 ± 2% numa-meminfo.node0.Dirty 162852 ± 2% -42.9% 93021 ± 5% numa-meminfo.node0.SUnreclaim 14596105 ± 3% -99.9% 9695 ± 3% numa-meminfo.node0.Writeback 30965 ± 14% -26.0% 22908 numa-meminfo.node1.Active(anon) 3267625 ± 11% +38.3% 4518290 ± 5% numa-meminfo.node1.AnonHugePages 3374382 ± 10% +38.5% 4672747 ± 5% numa-meminfo.node1.AnonPages 352580 ± 29% +6128.1% 21958912 numa-meminfo.node1.Dirty 3376634 ± 10% +38.6% 4679422 ± 5% numa-meminfo.node1.Inactive(anon) 9274 ± 12% +54.8% 14352 ± 21% numa-meminfo.node1.PageTables 90142 ± 5% -7.5% 83371 ± 6% numa-meminfo.node1.SUnreclaim 14710018 ± 9% -99.9% 9795 ± 3% numa-meminfo.node1.Writeback 1676022 ± 14% +29.1% 2163688 proc-vmstat.nr_anon_pages 3157 ± 14% +29.1% 4075 proc-vmstat.nr_anon_transparent_hugepages 15655636 ± 13% +20.7% 18895181 proc-vmstat.nr_dirtied 185179 ± 18% +5756.8% 10845492 proc-vmstat.nr_dirty 1679040 ± 14% +29.0% 2166174 proc-vmstat.nr_inactive_anon 14501 +5.6% 15309 proc-vmstat.nr_kernel_stack 11164 +2.3% 11425 proc-vmstat.nr_mapped 240.00 ± 21% -100.0% 0.00 proc-vmstat.nr_mlock 5132 ± 12% +27.3% 6532 proc-vmstat.nr_page_table_pages 11900 ± 8% -20.6% 9448 proc-vmstat.nr_shmem 63244 ± 2% -30.3% 44098 proc-vmstat.nr_slab_unreclaimable 7324773 ± 6% -99.9% 4815 proc-vmstat.nr_writeback 14535132 ± 14% -45.2% 7963207 proc-vmstat.nr_written 1679040 ± 14% +29.0% 2166174 proc-vmstat.nr_zone_inactive_anon 7509951 ± 6% +44.5% 10850281 proc-vmstat.nr_zone_write_pending 97739 ± 18% +136.7% 231338 ± 2% proc-vmstat.pgactivate 1199254 ± 12% -37.1% 754651 proc-vmstat.pgfault 3179542 ± 3% -25.0% 2384083 ± 9% proc-vmstat.pgfree 58321438 ± 14% -45.2% 31941933 proc-vmstat.pgpgout 54698 ± 14% -39.2% 33262 proc-vmstat.pgreuse 4189440 ± 14% -43.6% 2361344 proc-vmstat.unevictable_pgs_scanned 0.60 ± 93% -0.5 0.12 ± 20% fio.latency_1000ms% 1.00 ± 39% -0.5 0.54 ± 5% fio.latency_100ms% 65.69 ± 13% -11.7 53.95 fio.latency_10ms% 2.58 ± 15% -1.3 1.27 ± 26% fio.latency_20ms% 0.58 ±120% -0.6 0.02 ± 74% fio.latency_2ms% 7.64 ±122% -7.0 0.69 ± 7% fio.latency_500ms% 3.47 ± 13% -1.1 2.33 ± 6% fio.latency_50ms% 9.82 ±134% -9.6 0.22 ± 15% fio.latency_750ms% 1.93 ± 14% +37.2 39.10 fio.latency_>=2000ms% 547.45 ± 14% -44.9% 301.66 fio.time.elapsed_time 547.45 ± 14% -44.9% 301.66 fio.time.elapsed_time.max 1.248e+08 ± 13% +21.0% 1.51e+08 fio.time.file_system_outputs 19.67 ± 10% +96.6% 38.67 fio.time.percent_of_cpu_this_job_got 101.93 ± 5% +8.1% 110.19 fio.time.system_time 143914 ± 46% +96.5% 282794 fio.time.voluntary_context_switches 15234 ± 13% +21.0% 18427 fio.workload 111.61 ± 2% +119.2% 244.68 fio.write_bw_MBps 3.923e+08 ± 60% +520.0% 2.433e+09 fio.write_clat_90%_us 6.554e+08 ± 82% +283.1% 2.511e+09 fio.write_clat_95%_us 9.373e+09 ± 5% -37.6% 5.85e+09 ± 6% fio.write_clat_99%_us 1.754e+09 ± 13% -40.5% 1.044e+09 fio.write_clat_mean_us 2.425e+10 ± 11% -93.8% 1.51e+09 ± 2% fio.write_clat_stddev 27.90 ± 2% +119.2% 61.17 fio.write_iops 1028 ± 11% +66.1% 1707 ± 13% numa-vmstat.node0.nr_active_anon 7807621 ± 11% +20.9% 9439800 ± 2% numa-vmstat.node0.nr_dirtied 97295 ± 10% +5404.4% 5355530 ± 2% numa-vmstat.node0.nr_dirty 40709 ± 2% -42.9% 23254 ± 5% numa-vmstat.node0.nr_slab_unreclaimable 3648538 ± 3% -99.9% 2470 numa-vmstat.node0.nr_writeback 7180095 ± 14% -45.0% 3951629 ± 2% numa-vmstat.node0.nr_written 1028 ± 11% +66.1% 1707 ± 13% numa-vmstat.node0.nr_zone_active_anon 3745834 ± 3% +43.0% 5357992 ± 2% numa-vmstat.node0.nr_zone_write_pending 8252650 ± 10% +17.9% 9728708 ± 2% numa-vmstat.node0.numa_hit 8212897 ± 10% +18.2% 9707863 ± 2% numa-vmstat.node0.numa_local 40206 ± 34% -48.2% 20845 ± 84% numa-vmstat.node0.numa_other 7741 ± 14% -26.0% 5727 numa-vmstat.node1.nr_active_anon 843576 ± 10% +38.5% 1168072 ± 5% numa-vmstat.node1.nr_anon_pages 1595 ± 11% +38.3% 2205 ± 5% numa-vmstat.node1.nr_anon_transparent_hugepages 88373 ± 29% +6111.9% 5489684 numa-vmstat.node1.nr_dirty 844138 ± 10% +38.6% 1169743 ± 5% numa-vmstat.node1.nr_inactive_anon 2318 ± 12% +54.8% 3587 ± 21% numa-vmstat.node1.nr_page_table_pages 22535 ± 5% -7.5% 20842 ± 6% numa-vmstat.node1.nr_slab_unreclaimable 3676837 ± 9% -99.9% 2463 numa-vmstat.node1.nr_writeback 7353930 ± 15% -45.3% 4021154 numa-vmstat.node1.nr_written 7741 ± 14% -26.0% 5727 numa-vmstat.node1.nr_zone_active_anon 844138 ± 10% +38.6% 1169743 ± 5% numa-vmstat.node1.nr_zone_inactive_anon 3765210 ± 9% +45.9% 5492132 numa-vmstat.node1.nr_zone_write_pending 26237 ± 53% +73.9% 45617 ± 38% numa-vmstat.node1.numa_other 26.13 ± 36% -100.0% 0.00 sched_debug.cfs_rq:/.MIN_vruntime.avg 1672 ± 36% -100.0% 0.00 sched_debug.cfs_rq:/.MIN_vruntime.max 207.38 ± 36% -100.0% 0.00 sched_debug.cfs_rq:/.MIN_vruntime.stddev 0.08 ± 8% -19.0% 0.07 ± 8% sched_debug.cfs_rq:/.h_nr_running.avg 0.26 ± 5% -12.5% 0.23 ± 4% sched_debug.cfs_rq:/.h_nr_running.stddev 42597 ± 13% -41.9% 24746 ± 10% sched_debug.cfs_rq:/.load.avg 170057 ± 11% -25.4% 126940 ± 7% sched_debug.cfs_rq:/.load.stddev 26.13 ± 36% -100.0% 0.00 sched_debug.cfs_rq:/.max_vruntime.avg 1672 ± 36% -100.0% 0.00 sched_debug.cfs_rq:/.max_vruntime.max 207.38 ± 36% -100.0% 0.00 sched_debug.cfs_rq:/.max_vruntime.stddev 0.08 ± 8% -19.0% 0.07 ± 8% sched_debug.cfs_rq:/.nr_running.avg 0.26 ± 5% -12.5% 0.23 ± 4% sched_debug.cfs_rq:/.nr_running.stddev 75.46 ± 10% +24.9% 94.25 ± 4% sched_debug.cfs_rq:/.runnable_avg.avg 75.37 ± 10% +24.9% 94.16 ± 4% sched_debug.cfs_rq:/.util_avg.avg 430661 ± 2% +21.9% 525181 ± 13% sched_debug.cpu.avg_idle.min 132479 ± 6% -23.2% 101803 ± 9% sched_debug.cpu.avg_idle.stddev 292198 ± 12% -30.3% 203578 ± 6% sched_debug.cpu.clock.avg 292200 ± 12% -30.3% 203579 ± 6% sched_debug.cpu.clock.max 292197 ± 12% -30.3% 203575 ± 6% sched_debug.cpu.clock.min 290247 ± 12% -30.5% 201684 ± 6% sched_debug.cpu.clock_task.avg 290662 ± 12% -30.3% 202533 ± 6% sched_debug.cpu.clock_task.max 280298 ± 13% -35.1% 181981 sched_debug.cpu.clock_task.min 9838 ± 8% -22.3% 7648 sched_debug.cpu.curr->pid.max 1430 ± 5% -14.0% 1230 sched_debug.cpu.curr->pid.stddev 3075 ± 72% +143.7% 7492 ± 28% sched_debug.cpu.max_idle_balance_cost.stddev 30493 ± 6% -11.2% 27087 ± 3% sched_debug.cpu.nr_switches.stddev 292197 ± 12% -30.3% 203576 ± 6% sched_debug.cpu_clk 290970 ± 12% -30.5% 202344 ± 6% sched_debug.ktime 289241 ± 12% -34.1% 190744 sched_debug.sched_clk 0.00 -100.0% 0.00 perf-sched.sch_delay.avg.ms.__cond_resched.mempool_alloc.bio_alloc_bioset.bio_split.__bio_split_to_limits 0.00 -100.0% 0.00 perf-sched.sch_delay.avg.ms.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 0.00 +200.0% 0.00 perf-sched.sch_delay.avg.ms.io_schedule.rq_qos_wait.wbt_wait.__rq_qos_throttle 0.01 ± 12% -87.1% 0.00 ±141% perf-sched.sch_delay.max.ms.__cond_resched.mempool_alloc.bio_alloc_bioset.bio_split.__bio_split_to_limits 0.00 ± 20% -100.0% 0.00 perf-sched.sch_delay.max.ms.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 0.01 ± 10% +34.6% 0.01 ± 4% perf-sched.sch_delay.max.ms.io_schedule.rq_qos_wait.wbt_wait.__rq_qos_throttle 0.02 ± 2% +38.8% 0.02 ± 12% perf-sched.sch_delay.max.ms.irq_thread.kthread.ret_from_fork 0.01 ± 58% -50.0% 0.01 perf-sched.sch_delay.max.ms.schedule_hrtimeout_range_clock.do_select.core_sys_select.kern_select 0.01 ± 27% +609.7% 0.07 ± 12% perf-sched.sch_delay.max.ms.smpboot_thread_fn.kthread.ret_from_fork 67.34 ± 6% +49.3% 100.57 ± 2% perf-sched.total_wait_and_delay.average.ms 67.34 ± 6% +49.3% 100.56 ± 2% perf-sched.total_wait_time.average.ms 10.18 ± 9% -100.0% 0.00 perf-sched.wait_and_delay.avg.ms.__cond_resched.mempool_alloc.bio_alloc_bioset.bio_split.__bio_split_to_limits 15.96 ± 46% +251.4% 56.10 ± 4% perf-sched.wait_and_delay.avg.ms.io_schedule.rq_qos_wait.wbt_wait.__rq_qos_throttle 26.62 +17.2% 31.20 ± 9% perf-sched.wait_and_delay.avg.ms.pipe_read.vfs_read.ksys_read.do_syscall_64 79.10 ± 30% -31.4% 54.23 ± 14% perf-sched.wait_and_delay.avg.ms.schedule_hrtimeout_range_clock.do_select.core_sys_select.kern_select 31.32 ± 34% +135.2% 73.67 perf-sched.wait_and_delay.avg.ms.schedule_timeout.io_schedule_timeout.balance_dirty_pages.balance_dirty_pages_ratelimited_flags 60.28 ± 25% +543.9% 388.18 perf-sched.wait_and_delay.avg.ms.worker_thread.kthread.ret_from_fork 278.00 ± 21% -100.0% 0.00 perf-sched.wait_and_delay.count.__cond_resched.mempool_alloc.bio_alloc_bioset.bio_split.__bio_split_to_limits 2394 -13.5% 2070 ± 8% perf-sched.wait_and_delay.count.pipe_read.vfs_read.ksys_read.do_syscall_64 1411 ± 34% +203.0% 4276 perf-sched.wait_and_delay.count.schedule_timeout.io_schedule_timeout.balance_dirty_pages.balance_dirty_pages_ratelimited_flags 3207 ± 12% -81.4% 597.33 ± 3% perf-sched.wait_and_delay.count.worker_thread.kthread.ret_from_fork 399.86 ± 49% -100.0% 0.00 perf-sched.wait_and_delay.max.ms.__cond_resched.mempool_alloc.bio_alloc_bioset.bio_split.__bio_split_to_limits 38.54 ± 42% +110.1% 80.96 perf-sched.wait_and_delay.max.ms.schedule_timeout.io_schedule_timeout.balance_dirty_pages.balance_dirty_pages_ratelimited_flags 4295 ± 6% -21.0% 3392 ± 15% perf-sched.wait_and_delay.max.ms.worker_thread.kthread.ret_from_fork 10.18 ± 9% -99.0% 0.10 ±141% perf-sched.wait_time.avg.ms.__cond_resched.mempool_alloc.bio_alloc_bioset.bio_split.__bio_split_to_limits 12.56 ± 19% -100.0% 0.00 perf-sched.wait_time.avg.ms.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 15.96 ± 46% +251.4% 56.09 ± 4% perf-sched.wait_time.avg.ms.io_schedule.rq_qos_wait.wbt_wait.__rq_qos_throttle 26.62 +17.2% 31.20 ± 9% perf-sched.wait_time.avg.ms.pipe_read.vfs_read.ksys_read.do_syscall_64 79.09 ± 30% -31.4% 54.23 ± 14% perf-sched.wait_time.avg.ms.schedule_hrtimeout_range_clock.do_select.core_sys_select.kern_select 31.31 ± 34% +135.3% 73.67 perf-sched.wait_time.avg.ms.schedule_timeout.io_schedule_timeout.balance_dirty_pages.balance_dirty_pages_ratelimited_flags 60.28 ± 25% +544.0% 388.17 perf-sched.wait_time.avg.ms.worker_thread.kthread.ret_from_fork 399.85 ± 49% -99.8% 0.86 ±141% perf-sched.wait_time.max.ms.__cond_resched.mempool_alloc.bio_alloc_bioset.bio_split.__bio_split_to_limits 209.83 ± 4% -100.0% 0.00 perf-sched.wait_time.max.ms.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 38.53 ± 42% +110.1% 80.96 perf-sched.wait_time.max.ms.schedule_timeout.io_schedule_timeout.balance_dirty_pages.balance_dirty_pages_ratelimited_flags 4295 ± 6% -21.0% 3392 ± 15% perf-sched.wait_time.max.ms.worker_thread.kthread.ret_from_fork 7.43 ± 13% +82.9% 13.58 perf-stat.i.MPKI 1.723e+08 ± 2% +39.4% 2.401e+08 perf-stat.i.branch-instructions 1.18 ± 3% -0.3 0.91 ± 4% perf-stat.i.branch-miss-rate% 1802643 ± 4% +33.2% 2401582 ± 4% perf-stat.i.branch-misses 16.56 ± 13% +20.8 37.38 perf-stat.i.cache-miss-rate% 4283204 ± 2% +80.6% 7737536 perf-stat.i.cache-misses 10476128 ± 2% +73.7% 18196537 perf-stat.i.cache-references 2524 ± 12% +41.1% 3562 perf-stat.i.context-switches 2.95 ± 5% -24.7% 2.22 perf-stat.i.cpi 2.22e+09 ± 4% +28.7% 2.857e+09 perf-stat.i.cpu-cycles 71.21 +6.2% 75.63 perf-stat.i.cpu-migrations 4352 ± 14% -89.4% 462.63 ± 3% perf-stat.i.cycles-between-cache-misses 0.04 ± 2% -0.0 0.03 ± 4% perf-stat.i.dTLB-load-miss-rate% 56751 ± 2% +21.3% 68814 ± 4% perf-stat.i.dTLB-load-misses 2.317e+08 ± 2% +34.4% 3.113e+08 perf-stat.i.dTLB-loads 0.02 +0.0 0.02 ± 6% perf-stat.i.dTLB-store-miss-rate% 14811 ± 4% +93.0% 28592 ± 8% perf-stat.i.dTLB-store-misses 1.107e+08 +35.4% 1.499e+08 perf-stat.i.dTLB-stores 8.634e+08 ± 2% +37.7% 1.189e+09 perf-stat.i.instructions 0.36 ± 5% +28.9% 0.46 perf-stat.i.ipc 0.03 ± 4% +29.1% 0.04 perf-stat.i.metric.GHz 551.35 ± 2% -65.8% 188.33 perf-stat.i.metric.K/sec 7.70 ± 2% +44.7% 11.14 perf-stat.i.metric.M/sec 1952 +8.0% 2108 perf-stat.i.minor-faults 76.11 ± 9% -23.8 52.27 ± 5% perf-stat.i.node-load-miss-rate% 231966 +78.7% 414587 ± 5% perf-stat.i.node-load-misses 338854 ± 3% +80.1% 610248 ± 2% perf-stat.i.node-loads 21.73 ± 23% -7.1 14.61 ± 9% perf-stat.i.node-store-miss-rate% 67614 ± 11% +237.1% 227915 ± 10% perf-stat.i.node-store-misses 1326467 ± 5% +97.3% 2616617 perf-stat.i.node-stores 1952 +8.0% 2108 perf-stat.i.page-faults 12.32 ± 2% +25.6% 15.48 perf-stat.overall.MPKI 1.04 -0.0 0.99 ± 4% perf-stat.overall.branch-miss-rate% 41.10 ± 2% +1.6 42.67 perf-stat.overall.cache-miss-rate% 2.59 ± 3% -6.0% 2.43 perf-stat.overall.cpi 511.19 -28.0% 368.31 perf-stat.overall.cycles-between-cache-misses 0.02 ± 4% -0.0 0.02 ± 4% perf-stat.overall.dTLB-load-miss-rate% 0.01 ± 5% +0.0 0.02 ± 8% perf-stat.overall.dTLB-store-miss-rate% 0.39 ± 3% +6.3% 0.41 perf-stat.overall.ipc 4.89 ± 15% +3.0 7.89 ± 9% perf-stat.overall.node-store-miss-rate% 31436417 -36.9% 19832297 perf-stat.overall.path-length 1.747e+08 ± 3% +39.8% 2.442e+08 perf-stat.ps.branch-instructions 1813082 ± 4% +33.3% 2416943 ± 4% perf-stat.ps.branch-misses 4430452 ± 3% +80.1% 7980285 perf-stat.ps.cache-misses 10778952 ± 2% +73.5% 18704454 perf-stat.ps.cache-references 2521 ± 12% +40.9% 3551 perf-stat.ps.context-switches 2.265e+09 ± 4% +29.7% 2.939e+09 perf-stat.ps.cpu-cycles 71.15 +6.1% 75.47 perf-stat.ps.cpu-migrations 56751 ± 2% +21.2% 68810 ± 4% perf-stat.ps.dTLB-load-misses 2.346e+08 ± 2% +34.7% 3.16e+08 perf-stat.ps.dTLB-loads 14898 ± 4% +93.1% 28771 ± 8% perf-stat.ps.dTLB-store-misses 1.12e+08 ± 2% +35.7% 1.519e+08 perf-stat.ps.dTLB-stores 8.751e+08 ± 2% +38.1% 1.208e+09 perf-stat.ps.instructions 1951 +7.9% 2105 perf-stat.ps.minor-faults 236765 +78.2% 421877 ± 5% perf-stat.ps.node-load-misses 353669 ± 4% +79.8% 635807 ± 2% perf-stat.ps.node-loads 70662 ± 9% +229.8% 233054 ± 9% perf-stat.ps.node-store-misses 1385168 ± 6% +96.1% 2716895 perf-stat.ps.node-stores 1951 +7.9% 2105 perf-stat.ps.page-faults 4.779e+11 ± 12% -23.5% 3.655e+11 perf-stat.total.instructions 113.69 ± 4% -15.7 97.99 perf-profile.calltrace.cycles-pp.asm_sysvec_apic_timer_interrupt.acpi_safe_halt.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter 91.21 ± 4% -13.3 77.90 perf-profile.calltrace.cycles-pp.secondary_startup_64_no_verify 89.64 ± 4% -13.1 76.53 perf-profile.calltrace.cycles-pp.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 89.64 ± 4% -13.1 76.54 perf-profile.calltrace.cycles-pp.start_secondary.secondary_startup_64_no_verify 89.50 ± 4% -13.1 76.40 perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 88.67 ± 4% -12.9 75.80 perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 85.02 ± 4% -11.7 73.31 perf-profile.calltrace.cycles-pp.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry 83.59 ± 4% -11.6 72.02 perf-profile.calltrace.cycles-pp.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle 83.93 ± 4% -11.5 72.38 perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary 45.84 ± 6% -5.6 40.20 ± 3% perf-profile.calltrace.cycles-pp.acpi_safe_halt.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call 35.67 ± 7% -3.8 31.84 ± 2% perf-profile.calltrace.cycles-pp.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.acpi_safe_halt.acpi_idle_enter.cpuidle_enter_state 26.52 ± 9% -2.9 23.62 ± 4% perf-profile.calltrace.cycles-pp.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.acpi_safe_halt.acpi_idle_enter 25.38 ± 8% -2.5 22.87 ± 4% perf-profile.calltrace.cycles-pp.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.acpi_safe_halt 21.95 ± 8% -2.4 19.56 ± 5% perf-profile.calltrace.cycles-pp.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt 11.68 ± 8% -1.4 10.33 ± 3% perf-profile.calltrace.cycles-pp.perf_event_task_tick.scheduler_tick.update_process_times.tick_sched_handle.tick_sched_timer 11.38 ± 9% -1.3 10.05 ± 3% perf-profile.calltrace.cycles-pp.perf_adjust_freq_unthr_context.perf_event_task_tick.scheduler_tick.update_process_times.tick_sched_handle 3.74 ± 17% -1.3 2.45 ± 9% perf-profile.calltrace.cycles-pp.menu_select.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary 2.89 ± 14% -1.2 1.72 ± 8% perf-profile.calltrace.cycles-pp.perf_mux_hrtimer_handler.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt 7.34 ± 10% -1.1 6.24 ± 4% perf-profile.calltrace.cycles-pp.__intel_pmu_enable_all.perf_adjust_freq_unthr_context.perf_event_task_tick.scheduler_tick.update_process_times 2.13 ± 25% -1.0 1.12 ± 7% perf-profile.calltrace.cycles-pp.tick_nohz_get_sleep_length.menu_select.cpuidle_idle_call.do_idle.cpu_startup_entry 2.45 ± 17% -0.9 1.59 ± 12% perf-profile.calltrace.cycles-pp.rcu_core.__do_softirq.__irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt 1.47 ± 35% -0.8 0.65 ± 6% perf-profile.calltrace.cycles-pp.tick_nohz_next_event.tick_nohz_get_sleep_length.menu_select.cpuidle_idle_call.do_idle 6.22 ± 3% -0.8 5.47 ± 6% perf-profile.calltrace.cycles-pp.__irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.acpi_safe_halt.acpi_idle_enter 5.55 ± 3% -0.6 4.97 ± 5% perf-profile.calltrace.cycles-pp.__do_softirq.__irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.acpi_safe_halt 1.35 ± 23% -0.5 0.82 ± 6% perf-profile.calltrace.cycles-pp.note_gp_changes.rcu_core.__do_softirq.__irq_exit_rcu.sysvec_apic_timer_interrupt 0.88 ± 16% -0.4 0.45 ± 72% perf-profile.calltrace.cycles-pp.rcu_report_qs_rdp.rcu_core.__do_softirq.__irq_exit_rcu.sysvec_apic_timer_interrupt 1.29 ± 7% -0.3 1.02 ± 8% perf-profile.calltrace.cycles-pp.perf_rotate_context.perf_mux_hrtimer_handler.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt 0.85 ± 18% -0.2 0.61 ± 12% perf-profile.calltrace.cycles-pp.folio_end_writeback.end_bio_extent_writepage.blk_update_request.scsi_end_request.scsi_io_completion 0.97 ± 3% -0.2 0.73 ± 2% perf-profile.calltrace.cycles-pp.__intel_pmu_enable_all.perf_rotate_context.perf_mux_hrtimer_handler.__hrtimer_run_queues.hrtimer_interrupt 1.05 ± 16% -0.2 0.81 ± 11% perf-profile.calltrace.cycles-pp.end_bio_extent_writepage.blk_update_request.scsi_end_request.scsi_io_completion.complete_cmd_fusion 1.05 ± 16% -0.2 0.83 ± 12% perf-profile.calltrace.cycles-pp.blk_update_request.scsi_end_request.scsi_io_completion.complete_cmd_fusion.megasas_isr_fusion 1.09 ± 9% -0.2 0.91 ± 7% perf-profile.calltrace.cycles-pp.lapic_next_deadline.clockevents_program_event.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt 0.23 ±141% +0.4 0.67 ± 12% perf-profile.calltrace.cycles-pp._raw_spin_trylock.rebalance_domains.__do_softirq.__irq_exit_rcu.sysvec_apic_timer_interrupt 0.18 ±141% +0.5 0.70 ± 13% perf-profile.calltrace.cycles-pp.filemap_dirty_folio.btrfs_dirty_pages.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev 0.26 ±141% +0.5 0.80 ± 10% perf-profile.calltrace.cycles-pp.balance_dirty_pages.balance_dirty_pages_ratelimited_flags.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev 0.00 +0.6 0.58 ± 13% perf-profile.calltrace.cycles-pp.folio_alloc.__filemap_get_folio.pagecache_get_page.prepare_pages.btrfs_buffered_write 0.27 ±141% +0.6 0.86 ± 11% perf-profile.calltrace.cycles-pp.balance_dirty_pages_ratelimited_flags.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev.do_iter_write 0.28 ±141% +0.7 0.94 ± 16% perf-profile.calltrace.cycles-pp.__filemap_add_folio.filemap_add_folio.__filemap_get_folio.pagecache_get_page.prepare_pages 0.65 ± 79% +0.8 1.44 ± 13% perf-profile.calltrace.cycles-pp.filemap_add_folio.__filemap_get_folio.pagecache_get_page.prepare_pages.btrfs_buffered_write 0.49 ± 72% +0.9 1.40 ± 11% perf-profile.calltrace.cycles-pp.btrfs_dirty_pages.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev.do_iter_write 0.30 ±141% +1.0 1.28 ± 6% perf-profile.calltrace.cycles-pp.get_io_u 0.97 ± 80% +1.3 2.27 ± 8% perf-profile.calltrace.cycles-pp.__filemap_get_folio.pagecache_get_page.prepare_pages.btrfs_buffered_write.btrfs_do_write_iter 0.98 ± 79% +1.3 2.29 ± 9% perf-profile.calltrace.cycles-pp.pagecache_get_page.prepare_pages.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev 1.23 ± 77% +1.6 2.81 ± 7% perf-profile.calltrace.cycles-pp.prepare_pages.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev.do_iter_write 0.00 +2.1 2.09 ± 16% perf-profile.calltrace.cycles-pp.crc_pcl.crc32c_pcl_intel_digest.btrfs_csum_one_bio.btrfs_submit_chunk.btrfs_submit_bio 0.00 +2.1 2.13 ± 17% perf-profile.calltrace.cycles-pp.crc32c_pcl_intel_digest.btrfs_csum_one_bio.btrfs_submit_chunk.btrfs_submit_bio.submit_one_bio 0.00 +2.2 2.21 ± 16% perf-profile.calltrace.cycles-pp.btrfs_csum_one_bio.btrfs_submit_chunk.btrfs_submit_bio.submit_one_bio.submit_extent_page 1.82 ± 75% +2.2 4.04 ± 4% perf-profile.calltrace.cycles-pp.__memcpy.copy_page_from_iter_atomic.btrfs_copy_from_user.btrfs_buffered_write.btrfs_do_write_iter 1.87 ± 75% +2.2 4.11 ± 5% perf-profile.calltrace.cycles-pp.btrfs_copy_from_user.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev.do_iter_write 0.00 +2.3 2.25 ± 16% perf-profile.calltrace.cycles-pp.submit_one_bio.submit_extent_page.__extent_writepage_io.__extent_writepage.extent_write_cache_pages 0.00 +2.3 2.25 ± 16% perf-profile.calltrace.cycles-pp.btrfs_submit_bio.submit_one_bio.submit_extent_page.__extent_writepage_io.__extent_writepage 0.00 +2.3 2.25 ± 16% perf-profile.calltrace.cycles-pp.btrfs_submit_chunk.btrfs_submit_bio.submit_one_bio.submit_extent_page.__extent_writepage_io 1.86 ± 75% +2.3 4.11 ± 4% perf-profile.calltrace.cycles-pp.copy_page_from_iter_atomic.btrfs_copy_from_user.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev 0.00 +2.3 2.34 ± 16% perf-profile.calltrace.cycles-pp.submit_extent_page.__extent_writepage_io.__extent_writepage.extent_write_cache_pages.extent_writepages 0.00 +3.2 3.23 ± 15% perf-profile.calltrace.cycles-pp.__extent_writepage_io.__extent_writepage.extent_write_cache_pages.extent_writepages.do_writepages 0.00 +4.1 4.10 ± 16% perf-profile.calltrace.cycles-pp.__extent_writepage.extent_write_cache_pages.extent_writepages.do_writepages.__writeback_single_inode 0.00 +4.7 4.67 ± 14% perf-profile.calltrace.cycles-pp.extent_write_cache_pages.extent_writepages.do_writepages.__writeback_single_inode.writeback_sb_inodes 0.00 +4.7 4.74 ± 15% perf-profile.calltrace.cycles-pp.do_writepages.__writeback_single_inode.writeback_sb_inodes.__writeback_inodes_wb.wb_writeback 0.00 +4.7 4.74 ± 15% perf-profile.calltrace.cycles-pp.extent_writepages.do_writepages.__writeback_single_inode.writeback_sb_inodes.__writeback_inodes_wb 0.00 +4.7 4.74 ± 15% perf-profile.calltrace.cycles-pp.wb_workfn.process_one_work.worker_thread.kthread.ret_from_fork 0.00 +4.7 4.74 ± 15% perf-profile.calltrace.cycles-pp.wb_do_writeback.wb_workfn.process_one_work.worker_thread.kthread 0.00 +4.7 4.74 ± 15% perf-profile.calltrace.cycles-pp.wb_writeback.wb_do_writeback.wb_workfn.process_one_work.worker_thread 0.00 +4.7 4.74 ± 15% perf-profile.calltrace.cycles-pp.__writeback_inodes_wb.wb_writeback.wb_do_writeback.wb_workfn.process_one_work 0.00 +4.7 4.74 ± 15% perf-profile.calltrace.cycles-pp.writeback_sb_inodes.__writeback_inodes_wb.wb_writeback.wb_do_writeback.wb_workfn 0.00 +4.7 4.74 ± 15% perf-profile.calltrace.cycles-pp.__writeback_single_inode.writeback_sb_inodes.__writeback_inodes_wb.wb_writeback.wb_do_writeback 0.64 ± 5% +5.1 5.70 ± 14% perf-profile.calltrace.cycles-pp.ret_from_fork 0.64 ± 5% +5.1 5.70 ± 14% perf-profile.calltrace.cycles-pp.kthread.ret_from_fork 0.00 +5.2 5.21 ± 15% perf-profile.calltrace.cycles-pp.process_one_work.worker_thread.kthread.ret_from_fork 0.00 +5.3 5.32 ± 15% perf-profile.calltrace.cycles-pp.worker_thread.kthread.ret_from_fork 4.26 ± 76% +6.9 11.18 ± 4% perf-profile.calltrace.cycles-pp.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev.do_iter_write.iter_file_splice_write 4.28 ± 76% +6.9 11.20 ± 4% perf-profile.calltrace.cycles-pp.btrfs_do_write_iter.do_iter_readv_writev.do_iter_write.iter_file_splice_write.do_splice 4.30 ± 76% +6.9 11.22 ± 4% perf-profile.calltrace.cycles-pp.do_iter_write.iter_file_splice_write.do_splice.__do_splice.__x64_sys_splice 4.28 ± 76% +6.9 11.22 ± 4% perf-profile.calltrace.cycles-pp.do_iter_readv_writev.do_iter_write.iter_file_splice_write.do_splice.__do_splice 4.33 ± 76% +7.0 11.31 ± 4% perf-profile.calltrace.cycles-pp.iter_file_splice_write.do_splice.__do_splice.__x64_sys_splice.do_syscall_64 4.34 ± 76% +7.0 11.35 ± 4% perf-profile.calltrace.cycles-pp.do_splice.__do_splice.__x64_sys_splice.do_syscall_64.entry_SYSCALL_64_after_hwframe 4.35 ± 76% +7.0 11.37 ± 4% perf-profile.calltrace.cycles-pp.__do_splice.__x64_sys_splice.do_syscall_64.entry_SYSCALL_64_after_hwframe.splice 4.36 ± 76% +7.0 11.39 ± 4% perf-profile.calltrace.cycles-pp.__x64_sys_splice.do_syscall_64.entry_SYSCALL_64_after_hwframe.splice 4.37 ± 76% +7.1 11.42 ± 4% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.splice 4.37 ± 76% +7.1 11.43 ± 4% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.splice 4.39 ± 76% +7.1 11.49 ± 4% perf-profile.calltrace.cycles-pp.splice 91.21 ± 4% -13.3 77.90 perf-profile.children.cycles-pp.secondary_startup_64_no_verify 91.21 ± 4% -13.3 77.90 perf-profile.children.cycles-pp.cpu_startup_entry 91.19 ± 4% -13.3 77.90 perf-profile.children.cycles-pp.do_idle 90.35 ± 4% -13.1 77.22 perf-profile.children.cycles-pp.cpuidle_idle_call 89.64 ± 4% -13.1 76.54 perf-profile.children.cycles-pp.start_secondary 85.44 ± 4% -11.8 73.69 perf-profile.children.cycles-pp.cpuidle_enter 85.06 ± 4% -11.7 73.39 perf-profile.children.cycles-pp.cpuidle_enter_state 83.63 ± 4% -11.6 72.07 perf-profile.children.cycles-pp.acpi_idle_enter 83.37 ± 4% -11.6 71.81 perf-profile.children.cycles-pp.acpi_safe_halt 75.32 ± 5% -9.7 65.63 perf-profile.children.cycles-pp.asm_sysvec_apic_timer_interrupt 35.91 ± 7% -3.7 32.24 ± 2% perf-profile.children.cycles-pp.sysvec_apic_timer_interrupt 26.82 ± 9% -2.8 24.02 ± 4% perf-profile.children.cycles-pp.__sysvec_apic_timer_interrupt 25.86 ± 8% -2.6 23.28 ± 4% perf-profile.children.cycles-pp.hrtimer_interrupt 22.44 ± 8% -2.5 19.93 ± 4% perf-profile.children.cycles-pp.__hrtimer_run_queues 11.89 ± 9% -1.4 10.47 ± 3% perf-profile.children.cycles-pp.perf_event_task_tick 11.80 ± 9% -1.4 10.41 ± 3% perf-profile.children.cycles-pp.perf_adjust_freq_unthr_context 8.52 ± 8% -1.4 7.15 ± 4% perf-profile.children.cycles-pp.__intel_pmu_enable_all 3.81 ± 17% -1.3 2.55 ± 9% perf-profile.children.cycles-pp.menu_select 3.03 ± 16% -1.2 1.79 ± 9% perf-profile.children.cycles-pp.perf_mux_hrtimer_handler 3.02 ± 27% -1.1 1.96 ± 8% perf-profile.children.cycles-pp.ktime_get 2.18 ± 25% -1.0 1.19 ± 8% perf-profile.children.cycles-pp.tick_nohz_get_sleep_length 2.51 ± 15% -0.9 1.63 ± 12% perf-profile.children.cycles-pp.rcu_core 1.50 ± 35% -0.8 0.69 ± 6% perf-profile.children.cycles-pp.tick_nohz_next_event 6.34 ± 3% -0.7 5.60 ± 6% perf-profile.children.cycles-pp.__irq_exit_rcu 5.67 ± 4% -0.6 5.08 ± 5% perf-profile.children.cycles-pp.__do_softirq 1.37 ± 23% -0.5 0.84 ± 5% perf-profile.children.cycles-pp.note_gp_changes 0.71 ± 35% -0.4 0.34 ± 4% perf-profile.children.cycles-pp.tick_nohz_irq_exit 0.89 ± 15% -0.3 0.59 ± 26% perf-profile.children.cycles-pp.rcu_report_qs_rdp 1.38 ± 6% -0.3 1.09 ± 9% perf-profile.children.cycles-pp.perf_rotate_context 1.57 ± 3% -0.3 1.28 ± 7% perf-profile.children.cycles-pp.native_irq_return_iret 0.84 ± 11% -0.2 0.60 ± 8% perf-profile.children.cycles-pp.native_apic_msr_eoi_write 1.07 ± 18% -0.2 0.83 ± 11% perf-profile.children.cycles-pp.end_bio_extent_writepage 0.87 ± 21% -0.2 0.64 ± 14% perf-profile.children.cycles-pp.folio_end_writeback 0.82 ± 19% -0.2 0.59 ± 21% perf-profile.children.cycles-pp.__folio_end_writeback 1.14 ± 10% -0.2 0.96 ± 6% perf-profile.children.cycles-pp.lapic_next_deadline 0.57 ± 8% -0.1 0.45 ± 6% perf-profile.children.cycles-pp.update_rq_clock_task 0.27 ± 17% -0.1 0.15 ± 30% perf-profile.children.cycles-pp.hrtimer_get_next_event 0.19 ± 24% -0.1 0.08 ± 5% perf-profile.children.cycles-pp.tsc_verify_tsc_adjust 0.21 ± 22% -0.1 0.10 ± 14% perf-profile.children.cycles-pp.arch_cpu_idle_enter 0.24 ± 22% -0.1 0.14 ± 24% perf-profile.children.cycles-pp.tick_program_event 0.53 ± 7% -0.1 0.43 ± 4% perf-profile.children.cycles-pp.cpuidle_governor_latency_req 0.17 ± 24% -0.1 0.08 ± 71% perf-profile.children.cycles-pp.__xa_clear_mark 0.41 ± 15% -0.1 0.32 ± 2% perf-profile.children.cycles-pp.update_irq_load_avg 0.28 ± 13% -0.1 0.19 ± 19% perf-profile.children.cycles-pp.idle_cpu 0.34 ± 18% -0.1 0.26 ± 12% perf-profile.children.cycles-pp.irqentry_enter 0.30 ± 2% -0.1 0.22 ± 13% perf-profile.children.cycles-pp.timerqueue_add 0.31 ± 8% -0.1 0.24 ± 6% perf-profile.children.cycles-pp.ct_idle_exit 0.10 ± 25% -0.1 0.04 ± 76% perf-profile.children.cycles-pp.sysvec_call_function_single 0.10 ± 27% -0.1 0.04 ± 71% perf-profile.children.cycles-pp.raise_softirq 0.15 ± 24% -0.0 0.11 ± 15% perf-profile.children.cycles-pp.cpuidle_reflect 0.14 ± 28% -0.0 0.10 ± 9% perf-profile.children.cycles-pp.__libc_fork 0.16 ± 12% -0.0 0.11 ± 22% perf-profile.children.cycles-pp.rb_insert_color 0.11 ± 19% -0.0 0.07 ± 23% perf-profile.children.cycles-pp.ct_kernel_exit 0.10 ± 12% +0.0 0.14 ± 13% perf-profile.children.cycles-pp.intel_pmu_disable_all 0.10 ± 8% +0.0 0.14 ± 3% perf-profile.children.cycles-pp.readn 0.07 ± 71% +0.0 0.11 ± 8% perf-profile.children.cycles-pp.__poll 0.13 ± 18% +0.0 0.18 ± 14% perf-profile.children.cycles-pp._find_next_and_bit 0.04 ± 73% +0.1 0.09 perf-profile.children.cycles-pp.do_sys_poll 0.02 ±141% +0.1 0.08 ± 24% perf-profile.children.cycles-pp.__vfork 0.05 ± 71% +0.1 0.11 ± 19% perf-profile.children.cycles-pp.cgroup_rstat_updated 0.02 ±141% +0.1 0.07 ± 23% perf-profile.children.cycles-pp.folio_mapping 0.09 ± 5% +0.1 0.15 ± 3% perf-profile.children.cycles-pp.__libc_read 0.00 +0.1 0.06 ± 23% perf-profile.children.cycles-pp.set_state_bits 0.00 +0.1 0.06 ± 13% perf-profile.children.cycles-pp.btree_write_cache_pages 0.00 +0.1 0.06 ± 13% perf-profile.children.cycles-pp.btrfs_write_and_wait_transaction 0.00 +0.1 0.06 ± 13% perf-profile.children.cycles-pp.btrfs_write_marked_extents 0.00 +0.1 0.06 ± 19% perf-profile.children.cycles-pp.__x64_sys_vfork 0.00 +0.1 0.06 ± 29% perf-profile.children.cycles-pp.workingset_activation 0.09 ± 70% +0.1 0.16 ± 6% perf-profile.children.cycles-pp.gup_pgd_range 0.09 ± 70% +0.1 0.16 ± 5% perf-profile.children.cycles-pp.lockless_pages_from_mm 0.22 ± 28% +0.1 0.29 ± 18% perf-profile.children.cycles-pp.__update_blocked_fair 0.09 ± 70% +0.1 0.17 ± 7% perf-profile.children.cycles-pp.internal_get_user_pages_fast 0.10 ± 71% +0.1 0.17 ± 9% perf-profile.children.cycles-pp.get_user_pages_fast 0.00 +0.1 0.08 ± 26% perf-profile.children.cycles-pp.calc_available_free_space 0.29 ± 14% +0.1 0.37 ± 8% perf-profile.children.cycles-pp.__libc_start_main 0.29 ± 14% +0.1 0.37 ± 8% perf-profile.children.cycles-pp.main 0.29 ± 14% +0.1 0.37 ± 8% perf-profile.children.cycles-pp.run_builtin 0.20 ± 14% +0.1 0.28 ± 15% perf-profile.children.cycles-pp.__do_sys_wait4 0.19 ± 16% +0.1 0.27 ± 12% perf-profile.children.cycles-pp.kernel_wait4 0.27 ± 4% +0.1 0.36 ± 24% perf-profile.children.cycles-pp.ksys_read 0.02 ±141% +0.1 0.10 ± 4% perf-profile.children.cycles-pp.set_extent_bit 0.00 +0.1 0.08 ± 24% perf-profile.children.cycles-pp.__count_memcg_events 0.10 ± 71% +0.1 0.18 ± 12% perf-profile.children.cycles-pp.__iov_iter_get_pages_alloc 0.10 ± 71% +0.1 0.18 ± 12% perf-profile.children.cycles-pp.iov_iter_get_pages2 0.02 ±141% +0.1 0.11 ± 26% perf-profile.children.cycles-pp.folio_mark_accessed 0.00 +0.1 0.09 ± 33% perf-profile.children.cycles-pp.__filemap_fdatawrite_range 0.00 +0.1 0.09 ± 33% perf-profile.children.cycles-pp.filemap_fdatawrite_wbc 0.09 ± 71% +0.1 0.18 ± 9% perf-profile.children.cycles-pp.do_wait 0.14 ± 27% +0.1 0.23 ± 37% perf-profile.children.cycles-pp.tick_check_oneshot_broadcast_this_cpu 0.08 ± 83% +0.1 0.18 ± 34% perf-profile.children.cycles-pp.drm_atomic_commit 0.08 ± 83% +0.1 0.18 ± 34% perf-profile.children.cycles-pp.drm_atomic_helper_commit 0.08 ± 30% +0.1 0.17 ± 24% perf-profile.children.cycles-pp.ttwu_do_activate 0.06 ± 70% +0.1 0.15 ± 20% perf-profile.children.cycles-pp.newidle_balance 0.00 +0.1 0.10 ± 12% perf-profile.children.cycles-pp.__lookup_extent_mapping 0.00 +0.1 0.10 ± 35% perf-profile.children.cycles-pp.btrfs_can_overcommit 0.00 +0.1 0.10 ± 24% perf-profile.children.cycles-pp.btrfs_page_clamp_set_uptodate 0.13 ± 41% +0.1 0.23 ± 4% perf-profile.children.cycles-pp.__mod_lruvec_state 0.00 +0.1 0.10 ± 8% perf-profile.children.cycles-pp.alloc_extent_state 0.05 ± 74% +0.1 0.15 ± 10% perf-profile.children.cycles-pp.set_page_extent_mapped 0.11 ± 62% +0.1 0.21 ± 42% perf-profile.children.cycles-pp.calc_global_load_tick 0.03 ±141% +0.1 0.13 ± 24% perf-profile.children.cycles-pp.pick_next_task_fair 0.08 ± 83% +0.1 0.19 ± 37% perf-profile.children.cycles-pp.drm_atomic_helper_dirtyfb 0.09 ± 19% +0.1 0.19 ± 7% perf-profile.children.cycles-pp.release_pages 0.02 ±141% +0.1 0.13 ± 41% perf-profile.children.cycles-pp.__pagevec_release 0.00 +0.1 0.11 ± 19% perf-profile.children.cycles-pp.need_preemptive_reclaim 0.00 +0.1 0.11 ± 51% perf-profile.children.cycles-pp.merge_state 0.00 +0.1 0.11 ± 25% perf-profile.children.cycles-pp.btrfs_find_delalloc_range 0.00 +0.1 0.11 ± 11% perf-profile.children.cycles-pp.btrfs_get_alloc_profile 0.15 ± 71% +0.1 0.27 ± 6% perf-profile.children.cycles-pp.iter_to_pipe 0.09 ± 13% +0.1 0.22 ± 9% perf-profile.children.cycles-pp.call_timer_fn 0.00 +0.1 0.13 ± 26% perf-profile.children.cycles-pp.btrfs_commit_transaction 0.00 +0.1 0.13 ± 26% perf-profile.children.cycles-pp.transaction_kthread 0.14 ± 72% +0.1 0.27 ± 8% perf-profile.children.cycles-pp.btrfs_do_readpage 0.06 ±141% +0.1 0.19 ± 4% perf-profile.children.cycles-pp.io_schedule_timeout 0.03 ±141% +0.1 0.16 ± 20% perf-profile.children.cycles-pp.lock_extent 0.00 +0.1 0.14 ± 35% perf-profile.children.cycles-pp.filemap_get_folios_contig 0.12 ± 76% +0.1 0.26 ± 15% perf-profile.children.cycles-pp.try_to_wake_up 0.11 ± 95% +0.1 0.25 ± 15% perf-profile.children.cycles-pp.charge_memcg 0.11 ± 18% +0.1 0.26 ± 9% perf-profile.children.cycles-pp.__run_timers 0.06 ±141% +0.1 0.20 perf-profile.children.cycles-pp.schedule_timeout 0.13 ± 45% +0.1 0.28 ± 35% perf-profile.children.cycles-pp.drm_fb_helper_damage_work 0.13 ± 45% +0.1 0.28 ± 35% perf-profile.children.cycles-pp.drm_fbdev_generic_helper_fb_dirty 0.14 ± 70% +0.1 0.29 ± 10% perf-profile.children.cycles-pp.lru_add_fn 0.27 ± 24% +0.2 0.42 ± 9% perf-profile.children.cycles-pp.percpu_counter_add_batch 0.17 ± 72% +0.2 0.32 ± 3% perf-profile.children.cycles-pp.vmsplice 0.18 ± 70% +0.2 0.34 ± 3% perf-profile.children.cycles-pp.btrfs_read_folio 0.09 ± 38% +0.2 0.24 ± 9% perf-profile.children.cycles-pp.filemap_get_entry 0.09 ± 9% +0.2 0.25 ± 10% perf-profile.children.cycles-pp.run_timer_softirq 0.00 +0.2 0.16 ± 13% perf-profile.children.cycles-pp.lock_delalloc_pages 0.18 ± 70% +0.2 0.35 ± 5% perf-profile.children.cycles-pp.prepare_uptodate_page 0.14 ± 71% +0.2 0.31 ± 17% perf-profile.children.cycles-pp.rmqueue 0.00 +0.2 0.17 ± 25% perf-profile.children.cycles-pp.btrfs_reserve_data_bytes 0.00 +0.2 0.18 ± 27% perf-profile.children.cycles-pp.btrfs_check_data_free_space 0.10 ± 29% +0.2 0.29 ± 16% perf-profile.children.cycles-pp.__mod_memcg_lruvec_state 0.05 ± 78% +0.2 0.24 ± 17% perf-profile.children.cycles-pp.lock_and_cleanup_extent_if_need 0.20 ± 37% +0.2 0.39 ± 6% perf-profile.children.cycles-pp.schedule 0.06 ± 71% +0.2 0.26 ± 14% perf-profile.children.cycles-pp.__set_extent_bit 0.00 +0.2 0.20 ± 12% perf-profile.children.cycles-pp.btrfs_get_extent 0.34 ± 34% +0.2 0.56 ± 10% perf-profile.children.cycles-pp.__schedule 0.14 ±100% +0.2 0.36 ± 27% perf-profile.children.cycles-pp.__mem_cgroup_charge 0.00 +0.2 0.22 ± 96% perf-profile.children.cycles-pp.btrfs_page_clamp_set_ordered 0.09 ± 80% +0.2 0.32 ± 17% perf-profile.children.cycles-pp.mem_cgroup_css_rstat_flush 0.02 ±141% +0.2 0.26 ± 31% perf-profile.children.cycles-pp.btrfs_clear_delalloc_extent 0.09 ± 70% +0.3 0.35 ± 3% perf-profile.children.cycles-pp.folio_account_dirtied 0.22 ± 74% +0.3 0.48 ± 14% perf-profile.children.cycles-pp.folio_batch_move_lru 0.22 ± 74% +0.3 0.48 ± 11% perf-profile.children.cycles-pp.folio_add_lru 0.22 ± 77% +0.3 0.48 ± 17% perf-profile.children.cycles-pp.get_page_from_freelist 0.25 ± 79% +0.3 0.55 ± 19% perf-profile.children.cycles-pp.__alloc_pages 0.20 ± 21% +0.3 0.50 ± 6% perf-profile.children.cycles-pp.__mod_lruvec_page_state 0.23 ± 71% +0.3 0.54 ± 11% perf-profile.children.cycles-pp.__folio_mark_dirty 0.00 +0.3 0.31 ± 28% perf-profile.children.cycles-pp.folio_clear_dirty_for_io 0.25 ± 76% +0.3 0.58 ± 13% perf-profile.children.cycles-pp.folio_alloc 0.00 +0.3 0.33 ± 13% perf-profile.children.cycles-pp.find_lock_delalloc_range 0.22 ± 81% +0.3 0.55 ± 18% perf-profile.children.cycles-pp.cgroup_rstat_flush_locked 0.21 ± 84% +0.3 0.55 ± 18% perf-profile.children.cycles-pp.do_flush_stats 0.21 ± 84% +0.3 0.55 ± 18% perf-profile.children.cycles-pp.cgroup_rstat_flush_atomic 0.22 ± 81% +0.3 0.57 ± 16% perf-profile.children.cycles-pp.mem_cgroup_wb_stats 0.08 ± 81% +0.4 0.43 ± 24% perf-profile.children.cycles-pp.clear_state_bit 0.34 ± 71% +0.4 0.71 ± 14% perf-profile.children.cycles-pp.filemap_dirty_folio 0.00 +0.4 0.41 ± 48% perf-profile.children.cycles-pp.btrfs_run_delalloc_range 0.00 +0.4 0.41 ± 48% perf-profile.children.cycles-pp.run_delalloc_nocow 0.00 +0.4 0.42 ± 18% perf-profile.children.cycles-pp.__folio_start_writeback 0.35 ± 90% +0.5 0.80 ± 10% perf-profile.children.cycles-pp.balance_dirty_pages 0.13 ± 77% +0.5 0.59 ± 22% perf-profile.children.cycles-pp.__clear_extent_bit 0.37 ± 90% +0.5 0.86 ± 10% perf-profile.children.cycles-pp.balance_dirty_pages_ratelimited_flags 0.00 +0.5 0.52 ± 30% perf-profile.children.cycles-pp.btrfs_reserve_metadata_bytes 0.00 +0.5 0.54 ± 35% perf-profile.children.cycles-pp.__process_pages_contig 0.42 ± 84% +0.5 0.96 ± 17% perf-profile.children.cycles-pp.__filemap_add_folio 0.53 ± 17% +0.6 1.09 ± 22% perf-profile.children.cycles-pp.native_queued_spin_lock_slowpath 0.00 +0.6 0.57 ± 42% perf-profile.children.cycles-pp.btrfs_inode_rsv_release 0.00 +0.6 0.57 ± 42% perf-profile.children.cycles-pp.btrfs_block_rsv_release 0.00 +0.6 0.58 ± 17% perf-profile.children.cycles-pp.btrfs_set_range_writeback 0.04 ±141% +0.6 0.64 ± 24% perf-profile.children.cycles-pp.btrfs_delalloc_reserve_metadata 0.04 ± 71% +0.7 0.69 ± 27% perf-profile.children.cycles-pp.__reserve_bytes 0.00 +0.8 0.75 ± 31% perf-profile.children.cycles-pp.writepage_delalloc 0.65 ± 79% +0.8 1.44 ± 13% perf-profile.children.cycles-pp.filemap_add_folio 0.49 ± 72% +0.9 1.40 ± 11% perf-profile.children.cycles-pp.btrfs_dirty_pages 0.36 ±106% +0.9 1.28 ± 6% perf-profile.children.cycles-pp.get_io_u 1.15 ± 3% +1.0 2.20 ± 20% perf-profile.children.cycles-pp._raw_spin_lock 0.98 ± 79% +1.4 2.37 ± 8% perf-profile.children.cycles-pp.__filemap_get_folio 0.98 ± 80% +1.4 2.41 ± 9% perf-profile.children.cycles-pp.pagecache_get_page 1.24 ± 77% +1.6 2.84 ± 7% perf-profile.children.cycles-pp.prepare_pages 1.87 ± 75% +2.2 4.11 ± 4% perf-profile.children.cycles-pp.btrfs_copy_from_user 1.84 ± 75% +2.3 4.09 ± 5% perf-profile.children.cycles-pp.__memcpy 1.86 ± 75% +2.3 4.12 ± 5% perf-profile.children.cycles-pp.copy_page_from_iter_atomic 0.00 +2.3 2.31 ± 16% perf-profile.children.cycles-pp.crc_pcl 0.00 +2.3 2.33 ± 16% perf-profile.children.cycles-pp.crc32c_pcl_intel_digest 0.00 +2.4 2.38 ± 16% perf-profile.children.cycles-pp.submit_extent_page 0.00 +2.4 2.41 ± 15% perf-profile.children.cycles-pp.btrfs_csum_one_bio 0.00 +2.5 2.50 ± 16% perf-profile.children.cycles-pp.submit_one_bio 0.00 +2.5 2.50 ± 16% perf-profile.children.cycles-pp.btrfs_submit_bio 0.00 +2.5 2.50 ± 16% perf-profile.children.cycles-pp.btrfs_submit_chunk 0.00 +3.3 3.26 ± 15% perf-profile.children.cycles-pp.__extent_writepage_io 0.00 +4.1 4.12 ± 16% perf-profile.children.cycles-pp.__extent_writepage 0.00 +4.7 4.69 ± 15% perf-profile.children.cycles-pp.extent_write_cache_pages 0.00 +4.7 4.74 ± 15% perf-profile.children.cycles-pp.wb_workfn 0.00 +4.7 4.74 ± 15% perf-profile.children.cycles-pp.wb_do_writeback 0.00 +4.7 4.74 ± 15% perf-profile.children.cycles-pp.wb_writeback 0.00 +4.7 4.74 ± 15% perf-profile.children.cycles-pp.__writeback_inodes_wb 0.00 +4.7 4.74 ± 15% perf-profile.children.cycles-pp.writeback_sb_inodes 0.00 +4.7 4.74 ± 15% perf-profile.children.cycles-pp.__writeback_single_inode 0.00 +4.8 4.77 ± 15% perf-profile.children.cycles-pp.extent_writepages 0.00 +4.8 4.83 ± 15% perf-profile.children.cycles-pp.do_writepages 0.32 ± 11% +4.9 5.21 ± 15% perf-profile.children.cycles-pp.process_one_work 0.37 ± 5% +5.0 5.32 ± 15% perf-profile.children.cycles-pp.worker_thread 0.68 ± 8% +5.0 5.72 ± 14% perf-profile.children.cycles-pp.ret_from_fork 0.64 ± 5% +5.1 5.70 ± 14% perf-profile.children.cycles-pp.kthread 4.27 ± 76% +6.9 11.18 ± 4% perf-profile.children.cycles-pp.btrfs_buffered_write 4.28 ± 76% +6.9 11.20 ± 4% perf-profile.children.cycles-pp.btrfs_do_write_iter 4.30 ± 76% +6.9 11.22 ± 4% perf-profile.children.cycles-pp.do_iter_write 4.28 ± 76% +6.9 11.22 ± 4% perf-profile.children.cycles-pp.do_iter_readv_writev 4.33 ± 76% +7.0 11.32 ± 4% perf-profile.children.cycles-pp.iter_file_splice_write 4.34 ± 76% +7.0 11.35 ± 4% perf-profile.children.cycles-pp.do_splice 4.35 ± 76% +7.0 11.38 ± 4% perf-profile.children.cycles-pp.__do_splice 4.36 ± 76% +7.0 11.39 ± 4% perf-profile.children.cycles-pp.__x64_sys_splice 4.39 ± 76% +7.1 11.49 ± 4% perf-profile.children.cycles-pp.splice 6.68 ± 52% +7.3 14.03 ± 4% perf-profile.children.cycles-pp.do_syscall_64 6.71 ± 52% +7.4 14.06 ± 4% perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe 43.67 ± 2% -7.3 36.39 perf-profile.self.cycles-pp.acpi_safe_halt 8.52 ± 8% -1.4 7.15 ± 4% perf-profile.self.cycles-pp.__intel_pmu_enable_all 2.09 ± 39% -1.1 0.98 ± 20% perf-profile.self.cycles-pp.ktime_get 0.89 ± 29% -0.3 0.54 ± 6% perf-profile.self.cycles-pp.note_gp_changes 1.57 ± 3% -0.3 1.28 ± 7% perf-profile.self.cycles-pp.native_irq_return_iret 0.82 ± 10% -0.2 0.60 ± 8% perf-profile.self.cycles-pp.native_apic_msr_eoi_write 0.97 ± 8% -0.2 0.78 ± 10% perf-profile.self.cycles-pp.menu_select 1.13 ± 9% -0.2 0.96 ± 6% perf-profile.self.cycles-pp.lapic_next_deadline 0.19 ± 22% -0.2 0.04 ± 71% perf-profile.self.cycles-pp.tsc_verify_tsc_adjust 0.59 ± 8% -0.1 0.48 ± 10% perf-profile.self.cycles-pp.cpuidle_idle_call 0.23 ± 22% -0.1 0.13 ± 24% perf-profile.self.cycles-pp.tick_program_event 0.32 ± 14% -0.1 0.22 ± 18% perf-profile.self.cycles-pp.irqtime_account_irq 0.48 ± 13% -0.1 0.39 ± 13% perf-profile.self.cycles-pp.ct_kernel_exit_state 0.40 ± 15% -0.1 0.32 perf-profile.self.cycles-pp.update_irq_load_avg 0.22 ± 10% -0.1 0.15 ± 8% perf-profile.self.cycles-pp.__do_softirq 0.26 ± 15% -0.1 0.19 ± 22% perf-profile.self.cycles-pp.idle_cpu 0.18 ± 16% -0.1 0.11 ± 8% perf-profile.self.cycles-pp.__folio_end_writeback 0.32 ± 5% -0.1 0.25 ± 4% perf-profile.self.cycles-pp.do_idle 0.09 ± 25% -0.1 0.03 ± 70% perf-profile.self.cycles-pp.raise_softirq 0.14 ± 20% -0.1 0.09 ± 23% perf-profile.self.cycles-pp.cpuidle_governor_latency_req 0.13 ± 6% -0.1 0.08 ± 6% perf-profile.self.cycles-pp.rcu_core 0.11 ± 19% -0.0 0.06 ± 19% perf-profile.self.cycles-pp.hrtimer_next_event_without 0.17 ± 10% -0.0 0.13 ± 16% perf-profile.self.cycles-pp.timerqueue_add 0.17 ± 2% -0.0 0.14 ± 13% perf-profile.self.cycles-pp.update_rq_clock_task 0.09 ± 13% +0.0 0.13 ± 13% perf-profile.self.cycles-pp.__update_blocked_fair 0.13 ± 18% +0.0 0.17 ± 16% perf-profile.self.cycles-pp._find_next_and_bit 0.00 +0.1 0.05 perf-profile.self.cycles-pp.balance_dirty_pages_ratelimited_flags 0.02 ±141% +0.1 0.07 ± 23% perf-profile.self.cycles-pp.folio_mapping 0.00 +0.1 0.06 ± 8% perf-profile.self.cycles-pp.xas_store 0.02 ±141% +0.1 0.07 ± 23% perf-profile.self.cycles-pp.__mod_lruvec_state 0.05 ± 74% +0.1 0.11 ± 22% perf-profile.self.cycles-pp.set_page_extent_mapped 0.00 +0.1 0.06 ± 19% perf-profile.self.cycles-pp.btrfs_csum_one_bio 0.00 +0.1 0.07 ± 11% perf-profile.self.cycles-pp.get_page_from_freelist 0.02 ±141% +0.1 0.09 ± 44% perf-profile.self.cycles-pp.rmqueue 0.00 +0.1 0.08 ± 16% perf-profile.self.cycles-pp.folio_account_dirtied 0.00 +0.1 0.08 ± 6% perf-profile.self.cycles-pp.extent_write_cache_pages 0.00 +0.1 0.08 ± 26% perf-profile.self.cycles-pp.prepare_pages 0.00 +0.1 0.08 ± 27% perf-profile.self.cycles-pp.filemap_get_entry 0.06 ± 79% +0.1 0.14 ± 9% perf-profile.self.cycles-pp.__filemap_add_folio 0.14 ± 27% +0.1 0.22 ± 38% perf-profile.self.cycles-pp.tick_check_oneshot_broadcast_this_cpu 0.00 +0.1 0.09 ± 23% perf-profile.self.cycles-pp.btrfs_find_delalloc_range 0.00 +0.1 0.10 ± 12% perf-profile.self.cycles-pp.__lookup_extent_mapping 0.00 +0.1 0.10 ± 24% perf-profile.self.cycles-pp.btrfs_page_clamp_set_uptodate 0.11 ± 62% +0.1 0.21 ± 42% perf-profile.self.cycles-pp.calc_global_load_tick 0.05 ± 84% +0.1 0.17 ± 7% perf-profile.self.cycles-pp.release_pages 0.24 ± 33% +0.1 0.36 ± 10% perf-profile.self.cycles-pp.percpu_counter_add_batch 0.00 +0.1 0.12 ± 38% perf-profile.self.cycles-pp.filemap_get_folios_contig 0.00 +0.1 0.13 ± 30% perf-profile.self.cycles-pp.__mod_lruvec_page_state 0.00 +0.1 0.14 ± 34% perf-profile.self.cycles-pp.folio_clear_dirty_for_io 0.00 +0.1 0.14 ± 13% perf-profile.self.cycles-pp.__folio_start_writeback 0.02 ±141% +0.2 0.21 ± 14% perf-profile.self.cycles-pp.__mod_memcg_lruvec_state 0.08 ± 83% +0.2 0.29 ± 18% perf-profile.self.cycles-pp.mem_cgroup_css_rstat_flush 0.08 ± 70% +0.3 0.35 ± 63% perf-profile.self.cycles-pp.tick_sched_do_timer 1.11 +0.4 1.51 ± 10% perf-profile.self.cycles-pp._raw_spin_lock 0.53 ± 17% +0.6 1.09 ± 22% perf-profile.self.cycles-pp.native_queued_spin_lock_slowpath 0.36 ±106% +0.9 1.28 ± 6% perf-profile.self.cycles-pp.get_io_u 1.84 ± 75% +2.3 4.09 ± 5% perf-profile.self.cycles-pp.__memcpy 0.00 +2.3 2.28 ± 17% perf-profile.self.cycles-pp.crc_pcl *************************************************************************************************** lkp-csl-2sp7: 96 threads 2 sockets Intel(R) Xeon(R) Gold 6252 CPU @ 2.10GHz (Cascade Lake) with 512G memory ========================================================================================= compiler/cpufreq_governor/kconfig/option_a/rootfs/tbox_group/test/testcase: gcc-12/performance/x86_64-rhel-8.3/Write/debian-x86_64-phoronix/lkp-csl-2sp7/blogbench-1.1.0/phoronix-test-suite commit: adbe7e388e ("btrfs: use SECTOR_SHIFT to convert LBA to physical offset") da02361807 ("btrfs: submit IO synchronously for fast checksum implementations") adbe7e388e4239d9 da023618076a13c35bcde1a49a8 ---------------- --------------------------- %stddev %change %stddev \ | \ 4.274e+09 ± 5% +21.6% 5.198e+09 cpuidle..time 13.22 ± 4% +2.0 15.20 mpstat.cpu.all.idle% 0.24 +0.2 0.43 ± 5% mpstat.cpu.all.iowait% 5188104 +19.1% 6177905 ± 6% numa-numastat.node0.local_node 5196723 +19.0% 6186300 ± 6% numa-numastat.node0.numa_hit 2356 ± 8% +28.0% 3015 ± 3% perf-c2c.DRAM.local 5805 ± 7% +11.9% 6498 ± 3% perf-c2c.DRAM.remote 1850 ± 5% +12.0% 2072 ± 5% perf-c2c.HITM.remote 39454 +47.1% 58019 vmstat.io.bo 9228392 +25.1% 11540476 vmstat.memory.cache 1.00 +133.3% 2.33 ± 20% vmstat.procs.b 25579 ± 3% -29.7% 17972 vmstat.system.cs 108380 -0.9% 107362 vmstat.system.in 2652 ± 2% +97.0% 5224 phoronix-test-suite.blogbench.Write.final_score 330.90 +3.8% 343.51 phoronix-test-suite.time.elapsed_time 330.90 +3.8% 343.51 phoronix-test-suite.time.elapsed_time.max 24770224 +46.1% 36182181 phoronix-test-suite.time.file_system_outputs 1822389 ± 2% -11.7% 1609946 phoronix-test-suite.time.involuntary_context_switches 8071 -2.8% 7842 phoronix-test-suite.time.percent_of_cpu_this_job_got 26252 +0.9% 26490 phoronix-test-suite.time.system_time 1992092 ± 4% -31.0% 1374302 phoronix-test-suite.time.voluntary_context_switches 820056 ± 12% -62.9% 304020 ± 4% turbostat.C1 0.13 ± 12% -0.1 0.06 ± 7% turbostat.C1% 913881 ± 7% -29.9% 640272 ± 4% turbostat.C1E 4099403 ± 5% +23.4% 5058619 turbostat.C6 12.39 ± 4% +2.4 14.81 turbostat.C6% 11.00 ± 6% +15.4% 12.69 turbostat.CPU%c1 2.24 ± 3% +25.1% 2.81 ± 4% turbostat.CPU%c6 1.06 ± 23% +27.4% 1.35 ± 6% turbostat.Pkg%pc2 262.62 -1.6% 258.50 turbostat.PkgWatt 5418491 ± 2% +32.7% 7193021 meminfo.Active 5273100 ± 2% +33.5% 7039701 meminfo.Active(file) 223334 ± 4% +9.0% 243333 ± 2% meminfo.AnonHugePages 8597554 +25.3% 10771240 meminfo.Cached 163456 ± 4% +189.4% 472975 meminfo.Dirty 3625024 +11.0% 4023907 meminfo.Inactive 2475160 +16.1% 2873317 meminfo.Inactive(file) 640691 +18.2% 757584 meminfo.KReclaimable 11077090 +20.8% 13375976 meminfo.Memused 640691 +18.2% 757584 meminfo.SReclaimable 525575 -10.9% 468109 meminfo.SUnreclaim 302322 ± 3% -99.6% 1226 ± 5% meminfo.Writeback 11350829 +23.0% 13959963 meminfo.max_used_kB 2611141 ± 5% +49.3% 3897215 ± 10% numa-meminfo.node0.Active 33694 ± 11% +20.0% 40420 ± 6% numa-meminfo.node0.Active(anon) 2577446 ± 6% +49.6% 3856794 ± 10% numa-meminfo.node0.Active(file) 86636 ± 3% +209.2% 267913 ± 7% numa-meminfo.node0.Dirty 3909725 ± 9% +47.4% 5763751 ± 11% numa-meminfo.node0.FilePages 1598105 ± 14% +32.4% 2115992 ± 12% numa-meminfo.node0.Inactive 856357 ± 7% +97.3% 1689190 ± 21% numa-meminfo.node0.Inactive(file) 291874 ± 13% +37.6% 401707 ± 12% numa-meminfo.node0.KReclaimable 5092785 ± 8% +39.3% 7094593 ± 9% numa-meminfo.node0.MemUsed 291874 ± 13% +37.6% 401707 ± 12% numa-meminfo.node0.SReclaimable 257580 ± 4% -5.3% 243975 ± 5% numa-meminfo.node0.SUnreclaim 475384 ± 31% -54.4% 216823 ± 46% numa-meminfo.node0.Shmem 151008 ± 15% -99.6% 631.33 ± 10% numa-meminfo.node0.Writeback 77129 ± 7% +165.7% 204901 ± 10% numa-meminfo.node1.Dirty 267589 ± 4% -16.5% 223515 ± 6% numa-meminfo.node1.SUnreclaim 374688 ± 41% +71.1% 641099 ± 15% numa-meminfo.node1.Shmem 151050 ± 13% -99.6% 560.67 ± 6% numa-meminfo.node1.Writeback 1.78 ± 15% +40.6% 2.50 ± 16% sched_debug.cfs_rq:/.h_nr_running.max 0.22 ± 18% +37.6% 0.30 ± 12% sched_debug.cfs_rq:/.h_nr_running.stddev 13214 ± 20% +33.5% 17634 ± 24% sched_debug.cfs_rq:/.load.avg 26076 ± 34% +80.2% 46988 ± 44% sched_debug.cfs_rq:/.load.stddev 43.62 ± 15% +108.3% 90.85 sched_debug.cfs_rq:/.load_avg.avg 795.11 ± 54% +290.5% 3105 ± 11% sched_debug.cfs_rq:/.load_avg.max 96.94 ± 45% +274.5% 363.08 ± 5% sched_debug.cfs_rq:/.load_avg.stddev 158589 ± 11% +29.0% 204521 ± 10% sched_debug.cfs_rq:/.min_vruntime.stddev 6.49 ± 34% +70.0% 11.03 ± 26% sched_debug.cfs_rq:/.removed.load_avg.avg 31.65 ± 17% +30.0% 41.14 ± 12% sched_debug.cfs_rq:/.removed.load_avg.stddev -542289 +141.7% -1310830 sched_debug.cfs_rq:/.spread0.min 158707 ± 10% +28.9% 204583 ± 10% sched_debug.cfs_rq:/.spread0.stddev 633.27 ± 6% +14.3% 723.64 sched_debug.cfs_rq:/.util_est_enqueued.avg 1236 ± 5% +26.0% 1557 ± 4% sched_debug.cfs_rq:/.util_est_enqueued.max 302.98 ± 3% -12.5% 265.17 ± 2% sched_debug.cfs_rq:/.util_est_enqueued.stddev 1.78 ± 15% +37.5% 2.44 ± 14% sched_debug.cpu.nr_running.max 0.22 ± 18% +36.1% 0.30 ± 11% sched_debug.cpu.nr_running.stddev 55105 ± 4% -39.2% 33485 sched_debug.cpu.nr_switches.avg 100770 ± 3% +21.7% 122658 ± 15% sched_debug.cpu.nr_switches.max 30707 ± 7% -36.0% 19649 ± 6% sched_debug.cpu.nr_switches.min 8419 ± 11% +20.0% 10103 ± 6% numa-vmstat.node0.nr_active_anon 644681 ± 6% +49.6% 964234 ± 9% numa-vmstat.node0.nr_active_file 1616938 ± 5% +64.3% 2656937 ± 7% numa-vmstat.node0.nr_dirtied 21669 ± 3% +209.4% 67038 ± 7% numa-vmstat.node0.nr_dirty 977857 ± 9% +47.4% 1441023 ± 11% numa-vmstat.node0.nr_file_pages 214197 ± 8% +97.2% 422341 ± 21% numa-vmstat.node0.nr_inactive_file 118842 ± 31% -54.4% 54205 ± 46% numa-vmstat.node0.nr_shmem 72990 ± 13% +37.6% 100432 ± 12% numa-vmstat.node0.nr_slab_reclaimable 64352 ± 4% -5.3% 60967 ± 5% numa-vmstat.node0.nr_slab_unreclaimable 37773 ± 15% -99.6% 154.33 ± 10% numa-vmstat.node0.nr_writeback 1522969 ± 6% +69.8% 2586213 ± 8% numa-vmstat.node0.nr_written 8419 ± 11% +20.0% 10103 ± 6% numa-vmstat.node0.nr_zone_active_anon 644681 ± 6% +49.6% 964234 ± 9% numa-vmstat.node0.nr_zone_active_file 214197 ± 8% +97.2% 422342 ± 21% numa-vmstat.node0.nr_zone_inactive_file 5195575 +19.1% 6186515 ± 6% numa-vmstat.node0.numa_hit 5186955 +19.1% 6178120 ± 6% numa-vmstat.node0.numa_local 1633011 ± 7% +29.4% 2112635 ± 9% numa-vmstat.node1.nr_dirtied 19294 ± 7% +165.7% 51259 ± 10% numa-vmstat.node1.nr_dirty 93631 ± 41% +71.2% 160266 ± 15% numa-vmstat.node1.nr_shmem 66848 ± 4% -16.4% 55863 ± 6% numa-vmstat.node1.nr_slab_unreclaimable 37754 ± 12% -99.6% 143.67 ± 5% numa-vmstat.node1.nr_writeback 1537368 ± 8% +32.9% 2043139 ± 10% numa-vmstat.node1.nr_written 37.03 -0.7 36.30 perf-profile.calltrace.cycles-pp.__x64_sys_close.do_syscall_64.entry_SYSCALL_64_after_hwframe 36.83 -0.7 36.10 perf-profile.calltrace.cycles-pp.close_fd.__x64_sys_close.do_syscall_64.entry_SYSCALL_64_after_hwframe 36.67 -0.7 35.94 perf-profile.calltrace.cycles-pp._raw_spin_lock.close_fd.__x64_sys_close.do_syscall_64.entry_SYSCALL_64_after_hwframe 36.50 -0.7 35.78 perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock.close_fd.__x64_sys_close.do_syscall_64 5.89 +0.9 6.80 perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock.put_unused_fd.do_sys_openat2.__x64_sys_openat 5.91 +0.9 6.83 perf-profile.calltrace.cycles-pp._raw_spin_lock.put_unused_fd.do_sys_openat2.__x64_sys_openat.do_syscall_64 5.93 +0.9 6.86 perf-profile.calltrace.cycles-pp.put_unused_fd.do_sys_openat2.__x64_sys_openat.do_syscall_64.entry_SYSCALL_64_after_hwframe 37.03 -0.7 36.30 perf-profile.children.cycles-pp.__x64_sys_close 36.83 -0.7 36.10 perf-profile.children.cycles-pp.close_fd 0.06 -0.0 0.05 perf-profile.children.cycles-pp.dput 0.09 +0.0 0.10 perf-profile.children.cycles-pp.task_tick_fair 0.07 ± 6% +0.0 0.10 ± 4% perf-profile.children.cycles-pp.worker_thread 0.07 ± 7% +0.0 0.10 ± 9% perf-profile.children.cycles-pp.process_one_work 0.02 ±141% +0.0 0.06 ± 7% perf-profile.children.cycles-pp.do_writepages 0.02 ±141% +0.0 0.06 ± 7% perf-profile.children.cycles-pp.extent_writepages 0.02 ±141% +0.0 0.06 ± 7% perf-profile.children.cycles-pp.filemap_fdatawrite_wbc 0.00 +0.1 0.05 perf-profile.children.cycles-pp.extent_write_cache_pages 0.00 +0.1 0.05 ± 8% perf-profile.children.cycles-pp.flush_space 0.00 +0.1 0.05 ± 8% perf-profile.children.cycles-pp.shrink_delalloc 0.00 +0.1 0.05 ± 8% perf-profile.children.cycles-pp.btrfs_start_delalloc_roots 0.00 +0.1 0.05 ± 8% perf-profile.children.cycles-pp.start_delalloc_inodes 5.93 +0.9 6.86 perf-profile.children.cycles-pp.put_unused_fd 36348 ± 2% +5.4% 38317 ± 3% proc-vmstat.nr_active_anon 1318258 ± 2% +33.5% 1759403 proc-vmstat.nr_active_file 3249952 +46.8% 4769572 proc-vmstat.nr_dirtied 40877 ± 4% +189.3% 118238 proc-vmstat.nr_dirty 2149786 +25.2% 2692498 proc-vmstat.nr_file_pages 618782 +16.1% 718140 proc-vmstat.nr_inactive_file 160167 +18.2% 189354 proc-vmstat.nr_slab_reclaimable 131446 -11.0% 116961 proc-vmstat.nr_slab_unreclaimable 75554 ± 3% -99.6% 280.33 ± 6% proc-vmstat.nr_writeback 3061318 +51.2% 4629352 proc-vmstat.nr_written 36348 ± 2% +5.4% 38317 ± 3% proc-vmstat.nr_zone_active_anon 1318258 ± 2% +33.5% 1759403 proc-vmstat.nr_zone_active_file 618782 +16.1% 718140 proc-vmstat.nr_zone_inactive_file 10575074 +13.1% 11963617 ± 2% proc-vmstat.numa_hit 10549465 +13.2% 11938366 ± 2% proc-vmstat.numa_local 2512530 +40.7% 3534649 proc-vmstat.pgactivate 17387867 ± 2% +8.1% 18803514 ± 3% proc-vmstat.pgalloc_normal 1537293 +1.9% 1566929 proc-vmstat.pgfault 16757362 ± 2% +9.2% 18304445 ± 3% proc-vmstat.pgfree 13188777 +52.6% 20132590 proc-vmstat.pgpgout 219865 +2.7% 225895 proc-vmstat.pgreuse 2658304 +3.0% 2739200 proc-vmstat.unevictable_pgs_scanned 19.12 ± 2% +5.5% 20.17 ± 3% perf-stat.i.MPKI 5.543e+09 -3.3% 5.361e+09 perf-stat.i.branch-instructions 0.81 ± 3% +0.1 0.92 ± 3% perf-stat.i.branch-miss-rate% 24176389 -4.3% 23135864 ± 3% perf-stat.i.branch-misses 70.86 -1.1 69.73 perf-stat.i.cache-miss-rate% 25811 ± 2% -29.9% 18087 perf-stat.i.context-switches 9.12 -1.4% 9.00 perf-stat.i.cpi 2.323e+11 -2.8% 2.259e+11 perf-stat.i.cpu-cycles 1433 ± 3% -17.1% 1188 perf-stat.i.cpu-migrations 6.187e+09 -3.6% 5.964e+09 perf-stat.i.dTLB-loads 1.476e+09 -4.6% 1.408e+09 ± 3% perf-stat.i.dTLB-stores 877460 -15.3% 743385 ± 2% perf-stat.i.iTLB-loads 2.417e+10 -3.5% 2.332e+10 perf-stat.i.instructions 2.42 -2.8% 2.35 perf-stat.i.metric.GHz 141.66 -3.5% 136.65 perf-stat.i.metric.M/sec 66.08 +1.3 67.40 perf-stat.i.node-load-miss-rate% 77.10 -1.0 76.07 perf-stat.i.node-store-miss-rate% 12884688 -3.0% 12499895 ± 3% perf-stat.i.node-store-misses 66.22 +1.3 67.53 perf-stat.overall.node-load-miss-rate% 5.529e+09 -3.2% 5.349e+09 perf-stat.ps.branch-instructions 24092830 -4.2% 23069317 ± 3% perf-stat.ps.branch-misses 25689 ± 2% -29.8% 18042 perf-stat.ps.context-switches 2.318e+11 -2.8% 2.254e+11 perf-stat.ps.cpu-cycles 1428 ± 3% -16.8% 1187 perf-stat.ps.cpu-migrations 6.17e+09 -3.6% 5.95e+09 perf-stat.ps.dTLB-loads 1.471e+09 -4.6% 1.404e+09 ± 3% perf-stat.ps.dTLB-stores 873254 -15.2% 740841 ± 2% perf-stat.ps.iTLB-loads 2.411e+10 -3.5% 2.326e+10 perf-stat.ps.instructions *************************************************************************************************** lkp-icl-2sp9: 64 threads 2 sockets Intel(R) Xeon(R) Gold 6346 CPU @ 3.10GHz (Ice Lake) with 256G memory ========================================================================================= bs/compiler/cpufreq_governor/disk/fs/ioengine/kconfig/nr_task/rootfs/runtime/rw/tbox_group/test_size/testcase: 4k/gcc-12/performance/1HDD/btrfs/vsync/x86_64-rhel-8.3/100%/debian-11.1-x86_64-20220510.cgz/300s/randwrite/lkp-icl-2sp9/128G/fio-basic commit: adbe7e388e ("btrfs: use SECTOR_SHIFT to convert LBA to physical offset") da02361807 ("btrfs: submit IO synchronously for fast checksum implementations") adbe7e388e4239d9 da023618076a13c35bcde1a49a8 ---------------- --------------------------- %stddev %change %stddev \ | \ 63.33 ± 6% -18.4% 51.67 ± 2% perf-c2c.DRAM.local 97.44 -1.3% 96.20 iostat.cpu.idle 1.63 +77.3% 2.90 iostat.cpu.iowait 1.64 +1.3 2.91 mpstat.cpu.all.iowait% 0.19 ± 3% -0.0 0.16 ± 6% mpstat.cpu.all.sys% 32312 ± 2% -43.5% 18266 vmstat.system.cs 79589 -8.0% 73217 vmstat.system.in 32169 ± 7% +14.8% 36928 ± 9% turbostat.POLL 84.67 -4.3% 81.00 ± 3% turbostat.PkgTmp 244.30 -1.7% 240.11 turbostat.PkgWatt 794507 ± 8% +26.5% 1004734 ± 4% numa-numastat.node0.local_node 815347 ± 8% +26.3% 1029667 ± 3% numa-numastat.node0.numa_hit 937335 ± 6% -25.2% 701281 ± 9% numa-numastat.node1.local_node 982943 ± 5% -24.4% 742759 ± 7% numa-numastat.node1.numa_hit 455575 ± 8% -12.7% 397511 ± 9% meminfo.Active 84566 ± 7% -17.1% 70063 ± 4% meminfo.Active(anon) 371008 ± 9% -11.7% 327448 ± 10% meminfo.Active(file) 498942 ± 7% -26.4% 367188 ± 22% meminfo.DirectMap4k 60180 ± 2% +273.6% 224860 meminfo.Dirty 1952591 +12.8% 2203042 meminfo.Inactive 1575631 +15.9% 1826926 meminfo.Inactive(file) 521032 -43.2% 295696 meminfo.SUnreclaim 103817 ± 5% -14.2% 89117 ± 3% meminfo.Shmem 786652 -27.0% 574007 meminfo.Slab 185508 -99.5% 979.33 ± 41% meminfo.Writeback 20773 ± 9% +29.7% 26946 ± 10% sched_debug.cfs_rq:/.load.avg 113277 ± 7% +17.3% 132879 ± 5% sched_debug.cfs_rq:/.load.stddev 4042 ± 11% -17.4% 3339 ± 14% sched_debug.cfs_rq:/.min_vruntime.stddev 4042 ± 11% -17.4% 3338 ± 14% sched_debug.cfs_rq:/.spread0.stddev 9.35 ± 16% -34.4% 6.13 ± 13% sched_debug.cfs_rq:/.util_est_enqueued.avg 36.47 ± 8% -20.5% 29.00 ± 10% sched_debug.cfs_rq:/.util_est_enqueued.stddev 244197 ± 9% -26.8% 178856 ± 3% sched_debug.cpu.avg_idle.stddev 1.31 ± 2% -14.1% 1.13 ± 3% sched_debug.cpu.clock.stddev 80476 ± 6% -36.3% 51260 sched_debug.cpu.nr_switches.avg 360342 ± 4% -28.3% 258504 ± 4% sched_debug.cpu.nr_switches.max 8427 ± 19% -66.4% 2832 ± 51% sched_debug.cpu.nr_switches.min 78906 ± 2% -30.6% 54780 ± 5% sched_debug.cpu.nr_switches.stddev 21141 ± 7% -17.1% 17516 ± 4% proc-vmstat.nr_active_anon 92769 ± 9% -11.7% 81880 ± 10% proc-vmstat.nr_active_file 967066 ± 3% +8.5% 1049172 ± 2% proc-vmstat.nr_dirtied 15057 ± 2% +273.2% 56196 proc-vmstat.nr_dirty 1209189 +4.0% 1257420 proc-vmstat.nr_file_pages 393949 +15.9% 456775 proc-vmstat.nr_inactive_file 15451 -1.2% 15268 proc-vmstat.nr_kernel_stack 25954 ± 5% -14.2% 22274 ± 3% proc-vmstat.nr_shmem 66406 +4.8% 69577 proc-vmstat.nr_slab_reclaimable 130252 -43.2% 73923 proc-vmstat.nr_slab_unreclaimable 46369 -99.5% 236.00 ± 43% proc-vmstat.nr_writeback 887970 ± 3% +11.0% 985284 proc-vmstat.nr_written 21141 ± 7% -17.1% 17516 ± 4% proc-vmstat.nr_zone_active_anon 92769 ± 9% -11.7% 81880 ± 10% proc-vmstat.nr_zone_active_file 393949 +15.9% 456775 proc-vmstat.nr_zone_inactive_file 61430 -8.1% 56428 proc-vmstat.nr_zone_write_pending 210846 ± 5% -47.8% 110045 proc-vmstat.pgactivate 2521653 -22.8% 1947721 proc-vmstat.pgalloc_normal 749177 -1.3% 739575 proc-vmstat.pgfault 1336337 -45.6% 726476 proc-vmstat.pgfree 0.32 -0.3 0.02 ± 10% fio.latency_1000us% 2.44 ± 3% -2.1 0.35 ± 34% fio.latency_100ms% 8.89 ± 2% -1.9 6.95 ± 7% fio.latency_10ms% 0.08 ± 7% -0.0 0.05 ± 28% fio.latency_2000ms% 5.82 ± 15% +28.5 34.31 ± 2% fio.latency_20ms% 36.35 -31.1 5.29 ± 13% fio.latency_250us% 1.27 -1.2 0.08 ± 14% fio.latency_2ms% 4.79 ± 2% +13.4 18.21 ± 11% fio.latency_4ms% 21.97 ± 3% -3.2 18.80 ± 5% fio.latency_50ms% 1.27 ± 6% -0.8 0.43 ± 79% fio.latency_50us% 0.95 ± 46% -0.8 0.10 ± 48% fio.latency_750ms% 0.34 ± 3% -0.3 0.02 ± 38% fio.latency_750us% 5637418 ± 2% +16.1% 6542962 fio.time.file_system_outputs 689791 ± 2% +16.5% 803277 fio.time.voluntary_context_switches 704677 ± 2% +16.1% 817870 fio.workload 9.14 ± 2% +16.1% 10.62 fio.write_bw_MBps 40632320 -28.3% 29141674 ± 4% fio.write_clat_90%_us 63700992 -39.2% 38709930 ± 4% fio.write_clat_95%_us 4.858e+08 ± 8% -26.8% 3.558e+08 ± 5% fio.write_clat_99%_us 27355619 ± 2% -13.9% 23541448 fio.write_clat_mean_us 1.008e+08 ± 4% -23.8% 76833552 ± 2% fio.write_clat_stddev 2347 ± 2% +16.1% 2724 fio.write_iops 2639 ± 16% +11169.8% 297484 ± 4% numa-meminfo.node0.Active 699.33 ± 7% +42224.0% 295986 ± 4% numa-meminfo.node0.Active(file) 13.00 ± 59% +1.3e+06% 164403 ± 19% numa-meminfo.node0.Dirty 2630285 ± 55% +59.0% 4181808 ± 3% numa-meminfo.node0.FilePages 911311 ± 19% +59.8% 1456023 ± 12% numa-meminfo.node0.Inactive 729983 ± 26% +68.0% 1226151 ± 11% numa-meminfo.node0.Inactive(file) 125652 ± 37% +50.1% 188650 ± 12% numa-meminfo.node0.KReclaimable 3391467 ± 43% +51.5% 5138399 ± 3% numa-meminfo.node0.MemUsed 125652 ± 37% +50.1% 188650 ± 12% numa-meminfo.node0.SReclaimable 97014 ± 8% +106.6% 200446 ± 11% numa-meminfo.node0.SUnreclaim 222667 ± 24% +74.7% 389096 ± 11% numa-meminfo.node0.Slab 92814 ± 11% -98.9% 977.67 ± 46% numa-meminfo.node0.Writeback 452549 ± 8% -77.8% 100325 ± 48% numa-meminfo.node1.Active 82575 ± 7% -17.0% 68569 ± 4% numa-meminfo.node1.Active(anon) 369973 ± 9% -91.4% 31756 ±141% numa-meminfo.node1.Active(file) 2205248 ± 63% -61.5% 848514 ± 22% numa-meminfo.node1.FilePages 1040774 ± 15% -28.2% 747601 ± 22% numa-meminfo.node1.Inactive 845020 ± 21% -28.8% 601391 ± 22% numa-meminfo.node1.Inactive(file) 3370578 ± 42% -52.8% 1592444 ± 13% numa-meminfo.node1.MemUsed 423914 ± 2% -77.5% 95267 ± 25% numa-meminfo.node1.SUnreclaim 89367 ± 6% -16.3% 74806 ± 6% numa-meminfo.node1.Shmem 563831 ± 9% -67.2% 184942 ± 24% numa-meminfo.node1.Slab 92656 ± 11% -100.0% 44.00 ±112% numa-meminfo.node1.Writeback 174.67 ± 7% +42276.9% 74018 ± 4% numa-vmstat.node0.nr_active_file 364531 ± 14% +107.2% 755264 ± 9% numa-vmstat.node0.nr_dirtied 3.33 ± 50% +1.2e+06% 41117 ± 19% numa-vmstat.node0.nr_dirty 657609 ± 55% +59.0% 1045523 ± 3% numa-vmstat.node0.nr_file_pages 182534 ± 26% +68.0% 306587 ± 11% numa-vmstat.node0.nr_inactive_file 31414 ± 37% +50.1% 47164 ± 12% numa-vmstat.node0.nr_slab_reclaimable 24253 ± 8% +106.6% 50114 ± 11% numa-vmstat.node0.nr_slab_unreclaimable 23201 ± 11% -98.9% 244.00 ± 44% numa-vmstat.node0.nr_writeback 338969 ± 15% +107.9% 704823 ± 9% numa-vmstat.node0.nr_written 174.67 ± 7% +42276.9% 74018 ± 4% numa-vmstat.node0.nr_zone_active_file 182534 ± 26% +68.0% 306587 ± 11% numa-vmstat.node0.nr_zone_inactive_file 22652 ± 11% +82.6% 41358 ± 19% numa-vmstat.node0.nr_zone_write_pending 815589 ± 8% +26.3% 1029919 ± 3% numa-vmstat.node0.numa_hit 794749 ± 8% +26.5% 1004986 ± 4% numa-vmstat.node0.numa_local 20643 ± 7% -17.0% 17142 ± 4% numa-vmstat.node1.nr_active_anon 92517 ± 9% -91.4% 7940 ±141% numa-vmstat.node1.nr_active_file 602536 ± 6% -51.1% 294710 ± 32% numa-vmstat.node1.nr_dirtied 551364 ± 63% -61.5% 212153 ± 22% numa-vmstat.node1.nr_file_pages 211284 ± 21% -28.8% 150370 ± 22% numa-vmstat.node1.nr_inactive_file 22342 ± 6% -16.3% 18702 ± 6% numa-vmstat.node1.nr_shmem 105980 ± 2% -77.5% 23815 ± 25% numa-vmstat.node1.nr_slab_unreclaimable 23160 ± 11% -99.9% 14.00 ±126% numa-vmstat.node1.nr_writeback 548508 ± 6% -48.7% 281257 ± 30% numa-vmstat.node1.nr_written 20643 ± 7% -17.0% 17142 ± 4% numa-vmstat.node1.nr_zone_active_anon 92517 ± 9% -91.4% 7940 ±141% numa-vmstat.node1.nr_zone_active_file 211284 ± 21% -28.8% 150370 ± 22% numa-vmstat.node1.nr_zone_inactive_file 38820 ± 6% -61.1% 15082 ± 48% numa-vmstat.node1.nr_zone_write_pending 982889 ± 5% -24.4% 743013 ± 7% numa-vmstat.node1.numa_hit 937280 ± 6% -25.2% 701535 ± 9% numa-vmstat.node1.numa_local 7.66 -5.5% 7.23 perf-stat.i.MPKI 2.24e+08 -4.3% 2.145e+08 perf-stat.i.branch-instructions 1.16 -0.1 1.08 perf-stat.i.branch-miss-rate% 3160831 -8.0% 2909278 perf-stat.i.branch-misses 7948142 -9.7% 7174432 perf-stat.i.cache-references 32516 ± 2% -43.5% 18359 perf-stat.i.context-switches 2.082e+09 -5.2% 1.973e+09 perf-stat.i.cpu-cycles 120.60 ± 10% +129.4% 276.60 ± 7% perf-stat.i.cpu-migrations 0.04 ± 9% -0.0 0.03 ± 15% perf-stat.i.dTLB-load-miss-rate% 110840 ± 11% -26.1% 81886 ± 15% perf-stat.i.dTLB-load-misses 3.124e+08 -4.4% 2.987e+08 perf-stat.i.dTLB-loads 16556 ± 2% -6.3% 15514 ± 2% perf-stat.i.dTLB-store-misses 1.537e+08 -5.8% 1.449e+08 perf-stat.i.dTLB-stores 1.172e+09 -4.3% 1.121e+09 perf-stat.i.instructions 0.03 -5.3% 0.03 perf-stat.i.metric.GHz 136.31 -10.0% 122.69 ± 2% perf-stat.i.metric.K/sec 10.78 -4.7% 10.28 perf-stat.i.metric.M/sec 2107 -1.4% 2078 perf-stat.i.minor-faults 253530 ± 4% -41.9% 147239 ± 10% perf-stat.i.node-loads 2107 -1.4% 2078 perf-stat.i.page-faults 6.78 -5.6% 6.40 perf-stat.overall.MPKI 1.41 -0.1 1.36 perf-stat.overall.branch-miss-rate% 0.04 ± 9% -0.0 0.03 ± 15% perf-stat.overall.dTLB-load-miss-rate% 49.52 ± 3% +11.5 60.98 ± 15% perf-stat.overall.node-load-miss-rate% 499295 -17.6% 411235 perf-stat.overall.path-length 2.233e+08 -4.3% 2.137e+08 perf-stat.ps.branch-instructions 3150762 -8.0% 2899286 perf-stat.ps.branch-misses 7922504 -9.7% 7150463 perf-stat.ps.cache-references 32408 ± 2% -43.5% 18297 perf-stat.ps.context-switches 2.075e+09 -5.2% 1.967e+09 perf-stat.ps.cpu-cycles 120.22 ± 10% +129.3% 275.65 ± 7% perf-stat.ps.cpu-migrations 110474 ± 11% -26.1% 81612 ± 15% perf-stat.ps.dTLB-load-misses 3.114e+08 -4.4% 2.977e+08 perf-stat.ps.dTLB-loads 16501 ± 2% -6.3% 15462 ± 2% perf-stat.ps.dTLB-store-misses 1.532e+08 -5.8% 1.444e+08 perf-stat.ps.dTLB-stores 1.168e+09 -4.4% 1.117e+09 perf-stat.ps.instructions 2100 -1.4% 2071 perf-stat.ps.minor-faults 252716 ± 4% -41.9% 146739 ± 10% perf-stat.ps.node-loads 2100 -1.4% 2071 perf-stat.ps.page-faults 3.517e+11 -4.4% 3.363e+11 perf-stat.total.instructions 0.00 -100.0% 0.00 perf-sched.sch_delay.avg.ms.btrfs_start_ordered_extent.btrfs_run_ordered_extent_work.btrfs_work_helper.process_one_work 0.00 +166.7% 0.00 ± 17% perf-sched.sch_delay.avg.ms.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.__btrfs_tree_read_lock 0.00 -100.0% 0.00 perf-sched.sch_delay.avg.ms.schedule_timeout.__wait_for_common.btrfs_wait_ordered_extents.btrfs_wait_ordered_roots 0.01 ± 6% -100.0% 0.00 perf-sched.sch_delay.max.ms.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 0.02 ± 9% -100.0% 0.00 perf-sched.sch_delay.max.ms.btrfs_start_ordered_extent.btrfs_run_ordered_extent_work.btrfs_work_helper.process_one_work 0.00 ± 70% +633.3% 0.01 ± 6% perf-sched.sch_delay.max.ms.io_schedule.rq_qos_wait.wbt_wait.__rq_qos_throttle 0.04 ± 36% -61.0% 0.01 ± 17% perf-sched.sch_delay.max.ms.pipe_read.vfs_read.ksys_read.do_syscall_64 0.01 ± 7% -30.0% 0.00 ± 10% perf-sched.sch_delay.max.ms.schedule_hrtimeout_range_clock.ep_poll.do_epoll_wait.__x64_sys_epoll_wait 0.01 ± 3% -100.0% 0.00 perf-sched.sch_delay.max.ms.schedule_timeout.__wait_for_common.btrfs_wait_ordered_extents.btrfs_wait_ordered_roots 0.02 ± 25% -59.7% 0.01 ± 31% perf-sched.sch_delay.max.ms.smpboot_thread_fn.kthread.ret_from_fork 11.44 ± 6% +58.6% 18.13 ± 4% perf-sched.total_wait_and_delay.average.ms 93732 ± 8% -37.5% 58543 ± 5% perf-sched.total_wait_and_delay.count.ms 11.43 ± 6% +58.6% 18.13 ± 4% perf-sched.total_wait_time.average.ms 0.40 ± 8% -100.0% 0.00 perf-sched.wait_and_delay.avg.ms.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 1.75 ± 9% -100.0% 0.00 perf-sched.wait_and_delay.avg.ms.btrfs_start_ordered_extent.btrfs_run_ordered_extent_work.btrfs_work_helper.process_one_work 26.22 ± 9% -16.5% 21.89 ± 3% perf-sched.wait_and_delay.avg.ms.handle_reserve_ticket.__reserve_bytes.btrfs_reserve_metadata_bytes.btrfs_delalloc_reserve_metadata 0.03 ± 67% +1651.2% 0.48 ± 19% perf-sched.wait_and_delay.avg.ms.io_schedule.rq_qos_wait.wbt_wait.__rq_qos_throttle 369.73 ± 5% +17.2% 433.31 ± 5% perf-sched.wait_and_delay.avg.ms.schedule_hrtimeout_range_clock.do_poll.constprop.0.do_sys_poll 0.45 ± 8% -100.0% 0.00 perf-sched.wait_and_delay.avg.ms.schedule_timeout.__wait_for_common.btrfs_wait_ordered_extents.btrfs_wait_ordered_roots 7.99 ± 6% +37.2% 10.97 ± 4% perf-sched.wait_and_delay.avg.ms.worker_thread.kthread.ret_from_fork 11269 ± 7% -100.0% 0.00 perf-sched.wait_and_delay.count.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 20048 ± 8% -100.0% 0.00 perf-sched.wait_and_delay.count.btrfs_start_ordered_extent.btrfs_run_ordered_extent_work.btrfs_work_helper.process_one_work 11231 ± 8% +27.8% 14352 perf-sched.wait_and_delay.count.handle_reserve_ticket.__reserve_bytes.btrfs_reserve_metadata_bytes.btrfs_delalloc_reserve_metadata 945.67 ± 8% +358.1% 4332 ± 9% perf-sched.wait_and_delay.count.io_schedule.rq_qos_wait.wbt_wait.__rq_qos_throttle 45.33 ± 5% -14.0% 39.00 ± 5% perf-sched.wait_and_delay.count.schedule_hrtimeout_range_clock.do_poll.constprop.0.do_sys_poll 9961 ± 7% -100.0% 0.00 perf-sched.wait_and_delay.count.schedule_timeout.__wait_for_common.btrfs_wait_ordered_extents.btrfs_wait_ordered_roots 35060 ± 8% -28.7% 24988 ± 2% perf-sched.wait_and_delay.count.worker_thread.kthread.ret_from_fork 517.70 ± 14% -100.0% 0.00 perf-sched.wait_and_delay.max.ms.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 517.90 ± 14% -100.0% 0.00 perf-sched.wait_and_delay.max.ms.btrfs_start_ordered_extent.btrfs_run_ordered_extent_work.btrfs_work_helper.process_one_work 553.85 ± 14% -34.5% 363.03 ± 14% perf-sched.wait_and_delay.max.ms.handle_reserve_ticket.__reserve_bytes.btrfs_reserve_metadata_bytes.btrfs_delalloc_reserve_metadata 17.40 ± 72% +1912.3% 350.12 ± 17% perf-sched.wait_and_delay.max.ms.io_schedule.rq_qos_wait.wbt_wait.__rq_qos_throttle 515.28 ± 14% -100.0% 0.00 perf-sched.wait_and_delay.max.ms.schedule_timeout.__wait_for_common.btrfs_wait_ordered_extents.btrfs_wait_ordered_roots 0.40 ± 8% -100.0% 0.00 perf-sched.wait_time.avg.ms.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 1.75 ± 9% -100.0% 0.00 perf-sched.wait_time.avg.ms.btrfs_start_ordered_extent.btrfs_run_ordered_extent_work.btrfs_work_helper.process_one_work 26.21 ± 9% -16.5% 21.89 ± 3% perf-sched.wait_time.avg.ms.handle_reserve_ticket.__reserve_bytes.btrfs_reserve_metadata_bytes.btrfs_delalloc_reserve_metadata 0.03 ± 67% +1650.0% 0.48 ± 19% perf-sched.wait_time.avg.ms.io_schedule.rq_qos_wait.wbt_wait.__rq_qos_throttle 369.72 ± 5% +17.2% 433.31 ± 5% perf-sched.wait_time.avg.ms.schedule_hrtimeout_range_clock.do_poll.constprop.0.do_sys_poll 0.03 ± 79% +4765.9% 1.33 ± 8% perf-sched.wait_time.avg.ms.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.__btrfs_tree_read_lock 0.45 ± 8% -100.0% 0.00 perf-sched.wait_time.avg.ms.schedule_timeout.__wait_for_common.btrfs_wait_ordered_extents.btrfs_wait_ordered_roots 7.99 ± 6% +37.2% 10.96 ± 4% perf-sched.wait_time.avg.ms.worker_thread.kthread.ret_from_fork 517.70 ± 14% -100.0% 0.00 perf-sched.wait_time.max.ms.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 517.90 ± 14% -100.0% 0.00 perf-sched.wait_time.max.ms.btrfs_start_ordered_extent.btrfs_run_ordered_extent_work.btrfs_work_helper.process_one_work 553.84 ± 14% -34.5% 363.02 ± 14% perf-sched.wait_time.max.ms.handle_reserve_ticket.__reserve_bytes.btrfs_reserve_metadata_bytes.btrfs_delalloc_reserve_metadata 17.40 ± 72% +1912.4% 350.12 ± 17% perf-sched.wait_time.max.ms.io_schedule.rq_qos_wait.wbt_wait.__rq_qos_throttle 4.85 ±113% +6394.7% 315.17 ± 3% perf-sched.wait_time.max.ms.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.__btrfs_tree_read_lock 515.28 ± 14% -100.0% 0.00 perf-sched.wait_time.max.ms.schedule_timeout.__wait_for_common.btrfs_wait_ordered_extents.btrfs_wait_ordered_roots 9.78 ± 8% -5.0 4.74 ± 7% perf-profile.calltrace.cycles-pp.asm_sysvec_call_function_single.acpi_safe_halt.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter 5.04 ± 10% -2.6 2.47 ± 23% perf-profile.calltrace.cycles-pp.btrfs_async_reclaim_metadata_space.process_one_work.worker_thread.kthread.ret_from_fork 5.03 ± 10% -2.6 2.47 ± 23% perf-profile.calltrace.cycles-pp.flush_space.btrfs_async_reclaim_metadata_space.process_one_work.worker_thread.kthread 4.52 ± 8% -2.2 2.29 ± 5% perf-profile.calltrace.cycles-pp.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev.do_iter_write.vfs_writev 4.55 ± 8% -2.2 2.33 ± 5% perf-profile.calltrace.cycles-pp.do_iter_readv_writev.do_iter_write.vfs_writev.do_writev.do_syscall_64 4.60 ± 9% -2.2 2.38 ± 6% perf-profile.calltrace.cycles-pp.vfs_writev.do_writev.do_syscall_64.entry_SYSCALL_64_after_hwframe.writev 4.58 ± 9% -2.2 2.37 ± 6% perf-profile.calltrace.cycles-pp.do_iter_write.vfs_writev.do_writev.do_syscall_64.entry_SYSCALL_64_after_hwframe 4.53 ± 9% -2.2 2.32 ± 5% perf-profile.calltrace.cycles-pp.btrfs_do_write_iter.do_iter_readv_writev.do_iter_write.vfs_writev.do_writev 4.60 ± 9% -2.2 2.40 ± 6% perf-profile.calltrace.cycles-pp.do_writev.do_syscall_64.entry_SYSCALL_64_after_hwframe.writev 4.62 ± 8% -2.2 2.44 ± 6% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.writev 4.63 ± 8% -2.2 2.45 ± 6% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.writev 13.22 ± 6% -2.1 11.08 ± 11% perf-profile.calltrace.cycles-pp.process_one_work.worker_thread.kthread.ret_from_fork 4.68 ± 9% -2.1 2.55 ± 6% perf-profile.calltrace.cycles-pp.writev 3.80 ± 4% -1.4 2.45 ± 22% perf-profile.calltrace.cycles-pp.shrink_delalloc.flush_space.btrfs_async_reclaim_metadata_space.process_one_work.worker_thread 3.39 ± 3% -0.9 2.45 ± 22% perf-profile.calltrace.cycles-pp.btrfs_start_delalloc_roots.shrink_delalloc.flush_space.btrfs_async_reclaim_metadata_space.process_one_work 3.39 ± 3% -0.9 2.45 ± 22% perf-profile.calltrace.cycles-pp.start_delalloc_inodes.btrfs_start_delalloc_roots.shrink_delalloc.flush_space.btrfs_async_reclaim_metadata_space 3.39 ± 3% -0.9 2.45 ± 22% perf-profile.calltrace.cycles-pp.do_writepages.filemap_fdatawrite_wbc.start_delalloc_inodes.btrfs_start_delalloc_roots.shrink_delalloc 3.39 ± 3% -0.9 2.45 ± 22% perf-profile.calltrace.cycles-pp.extent_writepages.do_writepages.filemap_fdatawrite_wbc.start_delalloc_inodes.btrfs_start_delalloc_roots 3.39 ± 3% -0.9 2.45 ± 22% perf-profile.calltrace.cycles-pp.filemap_fdatawrite_wbc.start_delalloc_inodes.btrfs_start_delalloc_roots.shrink_delalloc.flush_space 3.35 ± 3% -0.9 2.45 ± 22% perf-profile.calltrace.cycles-pp.extent_write_cache_pages.extent_writepages.do_writepages.filemap_fdatawrite_wbc.start_delalloc_inodes 3.16 ± 3% -0.8 2.31 ± 20% perf-profile.calltrace.cycles-pp.__extent_writepage.extent_write_cache_pages.extent_writepages.do_writepages.filemap_fdatawrite_wbc 1.05 ± 17% -0.6 0.44 ± 72% perf-profile.calltrace.cycles-pp.__sysvec_call_function_single.sysvec_call_function_single.asm_sysvec_call_function_single.acpi_safe_halt.acpi_idle_enter 1.36 ± 17% -0.5 0.82 ± 19% perf-profile.calltrace.cycles-pp.sysvec_call_function_single.asm_sysvec_call_function_single.acpi_safe_halt.acpi_idle_enter.cpuidle_enter_state 0.82 ± 15% -0.4 0.40 ± 70% perf-profile.calltrace.cycles-pp.blk_update_request.scsi_end_request.scsi_io_completion.complete_cmd_fusion.megasas_isr_fusion 2.71 ± 4% -0.3 2.38 ± 9% perf-profile.calltrace.cycles-pp.writepage_delalloc.__extent_writepage.extent_write_cache_pages.extent_writepages.do_writepages 2.62 ± 4% -0.3 2.30 ± 10% perf-profile.calltrace.cycles-pp.btrfs_run_delalloc_range.writepage_delalloc.__extent_writepage.extent_write_cache_pages.extent_writepages 2.61 ± 4% -0.3 2.30 ± 10% perf-profile.calltrace.cycles-pp.run_delalloc_nocow.btrfs_run_delalloc_range.writepage_delalloc.__extent_writepage.extent_write_cache_pages 2.88 -0.1 2.82 perf-profile.calltrace.cycles-pp.menu_select.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary 1.70 ± 2% +0.1 1.76 ± 2% perf-profile.calltrace.cycles-pp.perf_mux_hrtimer_handler.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt 1.36 ± 8% +0.1 1.49 ± 2% perf-profile.calltrace.cycles-pp.arch_scale_freq_tick.scheduler_tick.update_process_times.tick_sched_handle.tick_sched_timer 1.62 ± 10% +0.3 1.92 ± 2% perf-profile.calltrace.cycles-pp.rcu_core.__do_softirq.__irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt 1.00 ± 16% +0.4 1.44 ± 17% perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.rest_init.arch_call_rest_init 0.96 ± 16% +0.4 1.40 ± 17% perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.rest_init 1.01 ± 17% +0.4 1.46 ± 16% perf-profile.calltrace.cycles-pp.cpu_startup_entry.rest_init.arch_call_rest_init.start_kernel.x86_64_start_reservations 1.01 ± 17% +0.4 1.46 ± 16% perf-profile.calltrace.cycles-pp.x86_64_start_kernel.secondary_startup_64_no_verify 1.01 ± 17% +0.4 1.46 ± 16% perf-profile.calltrace.cycles-pp.x86_64_start_reservations.x86_64_start_kernel.secondary_startup_64_no_verify 1.01 ± 17% +0.4 1.46 ± 16% perf-profile.calltrace.cycles-pp.start_kernel.x86_64_start_reservations.x86_64_start_kernel.secondary_startup_64_no_verify 1.01 ± 17% +0.4 1.46 ± 16% perf-profile.calltrace.cycles-pp.arch_call_rest_init.start_kernel.x86_64_start_reservations.x86_64_start_kernel.secondary_startup_64_no_verify 1.01 ± 17% +0.4 1.46 ± 16% perf-profile.calltrace.cycles-pp.rest_init.arch_call_rest_init.start_kernel.x86_64_start_reservations.x86_64_start_kernel 1.01 ± 17% +0.4 1.46 ± 16% perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.rest_init.arch_call_rest_init.start_kernel 0.00 +0.7 0.68 ± 18% perf-profile.calltrace.cycles-pp.__schedule.schedule.worker_thread.kthread.ret_from_fork 0.81 ± 9% +0.7 1.51 ± 28% perf-profile.calltrace.cycles-pp.ktime_get_update_offsets_now.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt 0.00 +0.7 0.70 ± 17% perf-profile.calltrace.cycles-pp.schedule.worker_thread.kthread.ret_from_fork 1.08 ± 72% +0.9 2.03 ± 6% perf-profile.calltrace.cycles-pp.__irqentry_text_start.acpi_safe_halt.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter 0.00 +1.1 1.13 ± 38% perf-profile.calltrace.cycles-pp.submit_extent_page.__extent_writepage_io.__extent_writepage.extent_write_cache_pages.extent_writepages 0.00 +1.2 1.23 ± 37% perf-profile.calltrace.cycles-pp.__extent_writepage_io.__extent_writepage.extent_write_cache_pages.extent_writepages.do_writepages 2.07 ± 9% +1.2 3.30 ± 18% perf-profile.calltrace.cycles-pp.transaction_kthread.kthread.ret_from_fork 2.07 ± 9% +1.2 3.30 ± 18% perf-profile.calltrace.cycles-pp.btrfs_commit_transaction.transaction_kthread.kthread.ret_from_fork 16.90 ± 4% +1.3 18.23 ± 2% perf-profile.calltrace.cycles-pp.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt 0.17 ±141% +1.4 1.61 ± 39% perf-profile.calltrace.cycles-pp.do_writepages.__writeback_single_inode.writeback_sb_inodes.__writeback_inodes_wb.wb_writeback 0.17 ±141% +1.4 1.61 ± 39% perf-profile.calltrace.cycles-pp.wb_workfn.process_one_work.worker_thread.kthread.ret_from_fork 0.17 ±141% +1.4 1.61 ± 39% perf-profile.calltrace.cycles-pp.wb_do_writeback.wb_workfn.process_one_work.worker_thread.kthread 0.17 ±141% +1.4 1.61 ± 39% perf-profile.calltrace.cycles-pp.wb_writeback.wb_do_writeback.wb_workfn.process_one_work.worker_thread 0.17 ±141% +1.4 1.61 ± 39% perf-profile.calltrace.cycles-pp.__writeback_inodes_wb.wb_writeback.wb_do_writeback.wb_workfn.process_one_work 0.17 ±141% +1.4 1.61 ± 39% perf-profile.calltrace.cycles-pp.writeback_sb_inodes.__writeback_inodes_wb.wb_writeback.wb_do_writeback.wb_workfn 0.17 ±141% +1.4 1.61 ± 39% perf-profile.calltrace.cycles-pp.__writeback_single_inode.writeback_sb_inodes.__writeback_inodes_wb.wb_writeback.wb_do_writeback 0.00 +1.5 1.51 ± 39% perf-profile.calltrace.cycles-pp.__extent_writepage.extent_write_cache_pages.extent_writepages.do_writepages.__writeback_single_inode 0.00 +1.6 1.61 ± 39% perf-profile.calltrace.cycles-pp.extent_writepages.do_writepages.__writeback_single_inode.writeback_sb_inodes.__writeback_inodes_wb 0.00 +1.6 1.61 ± 39% perf-profile.calltrace.cycles-pp.extent_write_cache_pages.extent_writepages.do_writepages.__writeback_single_inode.writeback_sb_inodes 75.29 +2.1 77.42 perf-profile.calltrace.cycles-pp.start_secondary.secondary_startup_64_no_verify 75.28 +2.1 77.42 perf-profile.calltrace.cycles-pp.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 75.13 +2.1 77.27 perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 20.13 ± 4% +2.2 22.32 ± 3% perf-profile.calltrace.cycles-pp.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.acpi_safe_halt.acpi_idle_enter 19.47 ± 4% +2.2 21.69 ± 3% perf-profile.calltrace.cycles-pp.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.acpi_safe_halt 74.09 +2.3 76.42 perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 70.25 +2.4 72.66 perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary 36.44 ± 2% +2.5 38.91 perf-profile.calltrace.cycles-pp.acpi_safe_halt.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call 76.30 +2.6 78.88 perf-profile.calltrace.cycles-pp.secondary_startup_64_no_verify 27.02 ± 3% +2.7 29.73 perf-profile.calltrace.cycles-pp.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.acpi_safe_halt.acpi_idle_enter.cpuidle_enter_state 69.12 +2.9 72.04 perf-profile.calltrace.cycles-pp.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle 70.77 +2.9 73.71 perf-profile.calltrace.cycles-pp.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry 84.82 ± 2% +7.8 92.64 perf-profile.calltrace.cycles-pp.asm_sysvec_apic_timer_interrupt.acpi_safe_halt.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter 5.68 ± 9% -2.8 2.91 ± 9% perf-profile.children.cycles-pp.asm_sysvec_call_function_single 5.04 ± 10% -2.6 2.47 ± 23% perf-profile.children.cycles-pp.btrfs_async_reclaim_metadata_space 5.03 ± 10% -2.6 2.47 ± 23% perf-profile.children.cycles-pp.flush_space 4.55 ± 8% -2.2 2.33 ± 5% perf-profile.children.cycles-pp.do_iter_readv_writev 4.60 ± 9% -2.2 2.38 ± 6% perf-profile.children.cycles-pp.vfs_writev 4.52 ± 8% -2.2 2.31 ± 6% perf-profile.children.cycles-pp.btrfs_buffered_write 4.58 ± 9% -2.2 2.37 ± 6% perf-profile.children.cycles-pp.do_iter_write 4.53 ± 9% -2.2 2.32 ± 5% perf-profile.children.cycles-pp.btrfs_do_write_iter 4.60 ± 9% -2.2 2.40 ± 6% perf-profile.children.cycles-pp.do_writev 4.69 ± 9% -2.1 2.55 ± 7% perf-profile.children.cycles-pp.writev 13.22 ± 6% -2.1 11.08 ± 11% perf-profile.children.cycles-pp.process_one_work 3.90 ± 14% -2.0 1.95 ± 15% perf-profile.children.cycles-pp._raw_spin_lock 6.21 ± 5% -1.9 4.29 ± 3% perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe 6.20 ± 4% -1.9 4.28 ± 3% perf-profile.children.cycles-pp.do_syscall_64 2.32 ± 14% -1.8 0.53 ± 14% perf-profile.children.cycles-pp.native_queued_spin_lock_slowpath 1.89 ± 12% -1.4 0.49 ± 5% perf-profile.children.cycles-pp.btrfs_delalloc_reserve_metadata 1.82 ± 17% -1.4 0.43 ± 10% perf-profile.children.cycles-pp.__reserve_bytes 3.80 ± 4% -1.4 2.45 ± 22% perf-profile.children.cycles-pp.shrink_delalloc 1.76 ± 16% -1.3 0.42 ± 9% perf-profile.children.cycles-pp.btrfs_reserve_metadata_bytes 1.21 ± 36% -1.0 0.17 ± 55% perf-profile.children.cycles-pp.btrfs_run_delayed_refs 1.21 ± 36% -1.0 0.17 ± 55% perf-profile.children.cycles-pp.__btrfs_run_delayed_refs 1.32 ± 12% -1.0 0.36 ± 8% perf-profile.children.cycles-pp.handle_reserve_ticket 3.39 ± 3% -0.9 2.45 ± 22% perf-profile.children.cycles-pp.btrfs_start_delalloc_roots 3.39 ± 3% -0.9 2.45 ± 22% perf-profile.children.cycles-pp.start_delalloc_inodes 1.31 ± 16% -0.9 0.44 ± 12% perf-profile.children.cycles-pp.btrfs_block_rsv_release 2.88 ± 5% -0.7 2.18 ± 14% perf-profile.children.cycles-pp.btrfs_search_slot 1.39 ± 17% -0.5 0.85 ± 19% perf-profile.children.cycles-pp.sysvec_call_function_single 0.61 ± 31% -0.5 0.07 ± 28% perf-profile.children.cycles-pp.cleanup_ref_head 0.55 ± 31% -0.5 0.07 ± 18% perf-profile.children.cycles-pp.btrfs_delayed_refs_rsv_release 0.56 ± 43% -0.5 0.10 ± 84% perf-profile.children.cycles-pp.btrfs_run_delayed_refs_for_head 1.07 ± 17% -0.5 0.62 ± 17% perf-profile.children.cycles-pp.__sysvec_call_function_single 0.71 ± 32% -0.4 0.31 ± 24% perf-profile.children.cycles-pp.btrfs_bin_search 0.77 ± 11% -0.4 0.37 ± 12% perf-profile.children.cycles-pp.btrfs_inode_rsv_release 2.71 ± 4% -0.3 2.39 ± 9% perf-profile.children.cycles-pp.writepage_delalloc 2.62 ± 4% -0.3 2.31 ± 10% perf-profile.children.cycles-pp.btrfs_run_delalloc_range 2.61 ± 4% -0.3 2.31 ± 10% perf-profile.children.cycles-pp.run_delalloc_nocow 0.98 ± 15% -0.3 0.69 ± 9% perf-profile.children.cycles-pp.__lookup_extent_mapping 0.69 ± 9% -0.3 0.39 ± 19% perf-profile.children.cycles-pp.btrfs_cow_block 0.69 ± 9% -0.3 0.39 ± 19% perf-profile.children.cycles-pp.__btrfs_cow_block 0.73 ± 19% -0.3 0.45 ± 21% perf-profile.children.cycles-pp.sched_ttwu_pending 2.04 ± 3% -0.3 1.76 ± 10% perf-profile.children.cycles-pp.ktime_get 0.84 ± 15% -0.3 0.57 ± 15% perf-profile.children.cycles-pp.blk_update_request 0.58 ± 24% -0.3 0.32 ± 32% perf-profile.children.cycles-pp.__push_leaf_right 1.56 ± 5% -0.2 1.32 ± 8% perf-profile.children.cycles-pp.btrfs_insert_empty_items 0.39 ± 33% -0.2 0.17 ± 12% perf-profile.children.cycles-pp.unpin_extent_cache 0.35 ± 13% -0.2 0.15 ± 6% perf-profile.children.cycles-pp.btrfs_alloc_ordered_extent 0.35 ± 13% -0.2 0.15 ± 5% perf-profile.children.cycles-pp.btrfs_add_ordered_extent 0.67 ± 23% -0.2 0.46 ± 14% perf-profile.children.cycles-pp.end_bio_extent_writepage 0.66 ± 11% -0.2 0.47 ± 5% perf-profile.children.cycles-pp.__filemap_get_folio 0.66 ± 11% -0.2 0.47 perf-profile.children.cycles-pp.pagecache_get_page 0.28 ± 30% -0.2 0.11 ± 29% perf-profile.children.cycles-pp.copy_page 0.27 ± 29% -0.2 0.11 ± 29% perf-profile.children.cycles-pp.copy_extent_buffer_full 0.30 ± 18% -0.1 0.15 ± 10% perf-profile.children.cycles-pp.__flush_smp_call_function_queue 0.21 ± 4% -0.1 0.07 ± 81% perf-profile.children.cycles-pp.resched_curr 0.53 ± 4% -0.1 0.39 ± 6% perf-profile.children.cycles-pp.prepare_pages 0.39 ± 7% -0.1 0.26 ± 6% perf-profile.children.cycles-pp.filemap_add_folio 0.23 ± 5% -0.1 0.11 ± 43% perf-profile.children.cycles-pp.check_preempt_curr 0.44 ± 7% -0.1 0.31 ± 8% perf-profile.children.cycles-pp.ct_kernel_exit_state 0.32 ± 18% -0.1 0.19 ± 34% perf-profile.children.cycles-pp.autoremove_wake_function 0.44 ± 12% -0.1 0.32 ± 17% perf-profile.children.cycles-pp.__wake_up_common_lock 0.32 ± 10% -0.1 0.20 ± 16% perf-profile.children.cycles-pp.__filemap_add_folio 0.20 ± 6% -0.1 0.08 ± 17% perf-profile.children.cycles-pp.__slab_free 0.33 ± 17% -0.1 0.21 ± 23% perf-profile.children.cycles-pp.xas_load 0.47 ± 8% -0.1 0.36 ± 13% perf-profile.children.cycles-pp.btrfs_try_granting_tickets 0.36 ± 14% -0.1 0.25 ± 33% perf-profile.children.cycles-pp.__wake_up_common 0.33 ± 13% -0.1 0.23 ± 9% perf-profile.children.cycles-pp.x86_pmu_disable 0.26 ± 14% -0.1 0.16 ± 13% perf-profile.children.cycles-pp.folio_end_writeback 0.20 ± 16% -0.1 0.10 ± 32% perf-profile.children.cycles-pp.__switch_to 0.26 ± 19% -0.1 0.17 ± 40% perf-profile.children.cycles-pp.irqentry_exit 0.15 ± 22% -0.1 0.06 ± 73% perf-profile.children.cycles-pp.__mod_lruvec_page_state 0.27 ± 20% -0.1 0.18 ± 21% perf-profile.children.cycles-pp.btrfs_alloc_tree_block 0.31 ± 15% -0.1 0.22 ± 9% perf-profile.children.cycles-pp.queue_work_on 0.24 ± 17% -0.1 0.15 ± 13% perf-profile.children.cycles-pp.__folio_end_writeback 0.38 ± 12% -0.1 0.29 ± 4% perf-profile.children.cycles-pp.local_clock 2.96 -0.1 2.88 perf-profile.children.cycles-pp.menu_select 0.20 ± 37% -0.1 0.12 ± 18% perf-profile.children.cycles-pp.alloc_extent_buffer 0.11 ± 4% -0.1 0.04 ± 73% perf-profile.children.cycles-pp.btrfs_can_overcommit 0.15 ± 18% -0.1 0.08 ± 12% perf-profile.children.cycles-pp.__list_del_entry_valid 0.25 ± 15% -0.1 0.19 ± 10% perf-profile.children.cycles-pp.call_cpuidle 0.17 ± 10% -0.1 0.11 ± 23% perf-profile.children.cycles-pp.prepare_task_switch 0.16 ± 25% -0.1 0.09 ± 20% perf-profile.children.cycles-pp.xas_find_marked 0.19 ± 24% -0.1 0.14 ± 3% perf-profile.children.cycles-pp.filemap_get_folios_tag 0.14 ± 6% -0.1 0.09 ± 21% perf-profile.children.cycles-pp.llist_reverse_order 0.17 ± 14% -0.1 0.11 ± 7% perf-profile.children.cycles-pp.xas_descend 0.14 ± 27% -0.1 0.08 ± 5% perf-profile.children.cycles-pp.__mem_cgroup_charge 0.09 ± 18% -0.1 0.04 ± 73% perf-profile.children.cycles-pp.__x2apic_send_IPI_dest 0.10 ± 21% -0.1 0.05 ± 72% perf-profile.children.cycles-pp.finish_task_switch 0.22 ± 10% -0.1 0.17 ± 7% perf-profile.children.cycles-pp.rb_erase 0.10 ± 4% -0.0 0.05 ± 71% perf-profile.children.cycles-pp.call_timer_fn 0.12 ± 41% -0.0 0.07 ± 6% perf-profile.children.cycles-pp.charge_memcg 0.30 ± 11% -0.0 0.25 ± 6% perf-profile.children.cycles-pp.balance_dirty_pages 0.26 ± 8% -0.0 0.22 ± 7% perf-profile.children.cycles-pp.lock_and_cleanup_extent_if_need 0.29 ± 8% -0.0 0.25 ± 6% perf-profile.children.cycles-pp.mem_cgroup_wb_stats 0.29 ± 8% -0.0 0.25 ± 6% perf-profile.children.cycles-pp.do_flush_stats 0.29 ± 8% -0.0 0.25 ± 6% perf-profile.children.cycles-pp.cgroup_rstat_flush_atomic 0.08 ± 20% -0.0 0.05 ± 8% perf-profile.children.cycles-pp.nohz_balancer_kick 0.15 ± 5% -0.0 0.13 ± 3% perf-profile.children.cycles-pp.__x64_sys_exit_group 0.15 ± 5% -0.0 0.13 ± 3% perf-profile.children.cycles-pp.do_group_exit 0.15 ± 5% -0.0 0.13 ± 3% perf-profile.children.cycles-pp.do_exit 0.07 ± 23% +0.0 0.10 ± 4% perf-profile.children.cycles-pp.free_extent_buffer 0.05 ± 70% +0.0 0.08 ± 5% perf-profile.children.cycles-pp.copy_process 0.09 ± 33% +0.0 0.13 ± 16% perf-profile.children.cycles-pp.percpu_counter_add_batch 0.02 ±141% +0.0 0.06 ± 14% perf-profile.children.cycles-pp.copyin 0.10 ± 21% +0.0 0.15 ± 17% perf-profile.children.cycles-pp.__x64_sys_openat 0.10 ± 21% +0.0 0.15 ± 17% perf-profile.children.cycles-pp.do_sys_openat2 0.02 ±141% +0.0 0.06 ± 19% perf-profile.children.cycles-pp.join_transaction 0.04 ± 76% +0.0 0.09 ± 9% perf-profile.children.cycles-pp.__libc_fork 0.02 ±141% +0.0 0.06 ± 7% perf-profile.children.cycles-pp.copy_extent_buffer 0.21 ± 5% +0.1 0.27 ± 4% perf-profile.children.cycles-pp.timerqueue_del 0.02 ±141% +0.1 0.07 ± 17% perf-profile.children.cycles-pp.perf_event_mmap_event 0.31 ± 4% +0.1 0.36 perf-profile.children.cycles-pp.__clear_extent_bit 0.22 ± 11% +0.1 0.28 ± 10% perf-profile.children.cycles-pp.hrtimer_update_next_event 0.02 ±141% +0.1 0.08 ± 12% perf-profile.children.cycles-pp.perf_event_mmap 0.11 ± 4% +0.1 0.17 ± 14% perf-profile.children.cycles-pp._raw_spin_unlock_irqrestore 0.04 ± 71% +0.1 0.10 perf-profile.children.cycles-pp._raw_read_lock 0.20 ± 10% +0.1 0.26 ± 15% perf-profile.children.cycles-pp.do_mmap 0.00 +0.1 0.06 ± 13% perf-profile.children.cycles-pp.entry_SYSRETQ_unsafe_stack 0.05 ± 70% +0.1 0.11 ± 4% perf-profile.children.cycles-pp.kernel_clone 0.20 ± 12% +0.1 0.26 ± 12% perf-profile.children.cycles-pp.vm_mmap_pgoff 0.02 ±141% +0.1 0.08 ± 24% perf-profile.children.cycles-pp.blk_mq_free_request 0.00 +0.1 0.07 ± 18% perf-profile.children.cycles-pp.__do_sys_clone 0.16 ± 28% +0.1 0.23 ± 6% perf-profile.children.cycles-pp.btrfs_get_8 0.02 ±141% +0.1 0.10 ± 31% perf-profile.children.cycles-pp.start_transaction 0.23 ± 15% +0.1 0.31 ± 15% perf-profile.children.cycles-pp.enqueue_hrtimer 0.00 +0.1 0.08 ± 22% perf-profile.children.cycles-pp.__btrfs_map_block 0.00 +0.1 0.08 ± 24% perf-profile.children.cycles-pp.up_write 0.80 ± 5% +0.1 0.89 ± 2% perf-profile.children.cycles-pp.lapic_next_deadline 0.26 ± 24% +0.1 0.34 ± 11% perf-profile.children.cycles-pp.idle_cpu 0.02 ±141% +0.1 0.11 ± 61% perf-profile.children.cycles-pp.btrfs_update_inode 0.12 ± 3% +0.1 0.21 ± 11% perf-profile.children.cycles-pp.rb_insert_color 0.00 +0.1 0.10 ± 53% perf-profile.children.cycles-pp.check_delayed_ref 0.00 +0.1 0.12 ± 56% perf-profile.children.cycles-pp.btrfs_root_node 0.10 ± 8% +0.1 0.22 ± 32% perf-profile.children.cycles-pp.io_schedule 0.10 ± 4% +0.1 0.24 ± 48% perf-profile.children.cycles-pp.rq_qos_wait 0.10 ± 21% +0.1 0.23 ± 44% perf-profile.children.cycles-pp.blk_mq_dispatch_rq_list 0.09 ± 15% +0.1 0.23 ± 46% perf-profile.children.cycles-pp.scsi_queue_rq 0.10 ± 4% +0.1 0.24 ± 51% perf-profile.children.cycles-pp.__rq_qos_throttle 0.10 ± 4% +0.1 0.24 ± 51% perf-profile.children.cycles-pp.wbt_wait 0.22 ± 15% +0.1 0.37 ± 12% perf-profile.children.cycles-pp.btrfs_remove_ordered_extent 1.37 ± 6% +0.1 1.51 ± 3% perf-profile.children.cycles-pp.arch_scale_freq_tick 0.00 +0.2 0.15 ± 32% perf-profile.children.cycles-pp.schedule_preempt_disabled 0.16 ± 40% +0.2 0.31 ± 12% perf-profile.children.cycles-pp.__set_extent_bit 0.00 +0.2 0.16 ± 31% perf-profile.children.cycles-pp.rwsem_down_read_slowpath 0.02 ±141% +0.2 0.18 ± 37% perf-profile.children.cycles-pp.btrfs_read_lock_root_node 0.12 ± 36% +0.2 0.29 ± 12% perf-profile.children.cycles-pp.tick_check_oneshot_broadcast_this_cpu 0.09 ± 22% +0.2 0.26 ± 6% perf-profile.children.cycles-pp.lock_extent 0.83 ± 18% +0.2 1.02 ± 11% perf-profile.children.cycles-pp.check_extent_data_item 0.30 ± 22% +0.2 0.50 ± 35% perf-profile.children.cycles-pp.btrfs_csum_one_bio 0.08 ± 22% +0.2 0.28 ± 81% perf-profile.children.cycles-pp.__btrfs_tree_lock 0.09 ± 19% +0.2 0.31 ± 72% perf-profile.children.cycles-pp.down_write 0.02 ±141% +0.2 0.24 ± 28% perf-profile.children.cycles-pp.__btrfs_tree_read_lock 0.11 ± 8% +0.2 0.35 ± 57% perf-profile.children.cycles-pp.blk_mq_get_new_requests 0.03 ±141% +0.2 0.27 ± 34% perf-profile.children.cycles-pp.down_read 0.16 ± 8% +0.3 0.42 ± 58% perf-profile.children.cycles-pp.blk_mq_sched_dispatch_requests 0.15 ± 13% +0.3 0.42 ± 59% perf-profile.children.cycles-pp.__blk_mq_sched_dispatch_requests 0.15 ± 10% +0.3 0.42 ± 59% perf-profile.children.cycles-pp.__blk_mq_do_dispatch_sched 0.15 ± 10% +0.3 0.42 ± 58% perf-profile.children.cycles-pp.blk_mq_run_work_fn 1.67 ± 9% +0.3 1.95 perf-profile.children.cycles-pp.rcu_core 0.10 ± 74% +0.3 0.42 ± 48% perf-profile.children.cycles-pp.crc32c_pcl_intel_digest 1.76 ± 14% +0.3 2.09 ± 11% perf-profile.children.cycles-pp.check_leaf 1.92 ± 15% +0.3 2.25 ± 12% perf-profile.children.cycles-pp.btree_csum_one_bio 1.92 ± 15% +0.3 2.24 ± 13% perf-profile.children.cycles-pp.csum_one_extent_buffer 0.89 ± 2% +0.4 1.25 ± 7% perf-profile.children.cycles-pp.update_sg_lb_stats 0.61 ± 27% +0.4 0.98 ± 16% perf-profile.children.cycles-pp.pick_next_task_fair 0.67 ± 32% +0.4 1.06 ± 2% perf-profile.children.cycles-pp.__irqentry_text_start 1.46 ± 6% +0.4 1.86 ± 8% perf-profile.children.cycles-pp.load_balance 0.48 ± 17% +0.4 0.89 ± 16% perf-profile.children.cycles-pp.newidle_balance 1.12 ± 4% +0.4 1.53 ± 8% perf-profile.children.cycles-pp.find_busiest_group 1.06 ± 6% +0.4 1.48 ± 9% perf-profile.children.cycles-pp.update_sd_lb_stats 1.01 ± 17% +0.4 1.46 ± 16% perf-profile.children.cycles-pp.x86_64_start_kernel 1.01 ± 17% +0.4 1.46 ± 16% perf-profile.children.cycles-pp.x86_64_start_reservations 1.01 ± 17% +0.4 1.46 ± 16% perf-profile.children.cycles-pp.start_kernel 1.01 ± 17% +0.4 1.46 ± 16% perf-profile.children.cycles-pp.arch_call_rest_init 1.01 ± 17% +0.4 1.46 ± 16% perf-profile.children.cycles-pp.rest_init 0.08 ±141% +0.6 0.64 ± 39% perf-profile.children.cycles-pp._find_next_zero_bit 0.09 ±141% +0.6 0.70 ± 40% perf-profile.children.cycles-pp.__btrfs_add_free_space 0.08 ±141% +0.6 0.70 ± 40% perf-profile.children.cycles-pp.steal_from_bitmap 0.09 ±141% +0.6 0.71 ± 41% perf-profile.children.cycles-pp.unpin_extent_range 0.09 ±141% +0.6 0.72 ± 42% perf-profile.children.cycles-pp.btrfs_finish_extent_commit 0.85 ± 8% +0.7 1.58 ± 29% perf-profile.children.cycles-pp.ktime_get_update_offsets_now 5.53 ± 4% +0.9 6.47 ± 7% perf-profile.children.cycles-pp.do_writepages 0.43 ± 2% +1.0 1.40 ± 23% perf-profile.children.cycles-pp.__extent_writepage_io 2.09 ± 4% +1.1 3.24 ± 3% perf-profile.children.cycles-pp.submit_extent_page 17.29 ± 4% +1.2 18.48 ± 2% perf-profile.children.cycles-pp.__hrtimer_run_queues 2.07 ± 9% +1.2 3.30 ± 18% perf-profile.children.cycles-pp.transaction_kthread 2.07 ± 9% +1.2 3.30 ± 18% perf-profile.children.cycles-pp.btrfs_commit_transaction 2.18 ± 13% +1.2 3.42 ± 5% perf-profile.children.cycles-pp.btrfs_submit_bio 2.18 ± 13% +1.2 3.42 ± 5% perf-profile.children.cycles-pp.btrfs_submit_chunk 2.18 ± 13% +1.2 3.42 ± 6% perf-profile.children.cycles-pp.submit_one_bio 0.17 ±141% +1.4 1.61 ± 39% perf-profile.children.cycles-pp.wb_workfn 0.17 ±141% +1.4 1.61 ± 39% perf-profile.children.cycles-pp.wb_do_writeback 0.17 ±141% +1.4 1.61 ± 39% perf-profile.children.cycles-pp.wb_writeback 0.17 ±141% +1.4 1.61 ± 39% perf-profile.children.cycles-pp.__writeback_inodes_wb 0.17 ±141% +1.4 1.61 ± 39% perf-profile.children.cycles-pp.writeback_sb_inodes 0.17 ±141% +1.4 1.61 ± 39% perf-profile.children.cycles-pp.__writeback_single_inode 20.51 ± 4% +2.1 22.59 ± 2% perf-profile.children.cycles-pp.__sysvec_apic_timer_interrupt 19.87 ± 4% +2.1 21.97 ± 2% perf-profile.children.cycles-pp.hrtimer_interrupt 75.29 +2.1 77.42 perf-profile.children.cycles-pp.start_secondary 27.55 ± 2% +2.5 30.09 perf-profile.children.cycles-pp.sysvec_apic_timer_interrupt 76.30 +2.6 78.88 perf-profile.children.cycles-pp.secondary_startup_64_no_verify 76.30 +2.6 78.88 perf-profile.children.cycles-pp.cpu_startup_entry 76.28 +2.6 78.87 perf-profile.children.cycles-pp.do_idle 75.16 +2.8 77.97 perf-profile.children.cycles-pp.cpuidle_idle_call 71.24 +2.8 74.09 perf-profile.children.cycles-pp.cpuidle_enter 68.91 +2.9 71.80 perf-profile.children.cycles-pp.acpi_safe_halt 69.15 +2.9 72.08 perf-profile.children.cycles-pp.acpi_idle_enter 70.81 +2.9 73.74 perf-profile.children.cycles-pp.cpuidle_enter_state 56.68 ± 2% +5.1 61.78 perf-profile.children.cycles-pp.asm_sysvec_apic_timer_interrupt 2.32 ± 14% -1.8 0.53 ± 14% perf-profile.self.cycles-pp.native_queued_spin_lock_slowpath 0.98 ± 15% -0.3 0.69 ± 9% perf-profile.self.cycles-pp.__lookup_extent_mapping 0.55 ± 2% -0.3 0.29 ± 23% perf-profile.self.cycles-pp.btrfs_bin_search 1.12 ± 5% -0.2 0.90 ± 12% perf-profile.self.cycles-pp.ktime_get 0.28 ± 30% -0.2 0.11 ± 29% perf-profile.self.cycles-pp.copy_page 0.20 ± 12% -0.2 0.05 ± 81% perf-profile.self.cycles-pp.btrfs_alloc_ordered_extent 0.42 ± 4% -0.1 0.29 ± 5% perf-profile.self.cycles-pp.ct_kernel_exit_state 0.21 ± 4% -0.1 0.07 ± 81% perf-profile.self.cycles-pp.resched_curr 0.31 ± 16% -0.1 0.18 ± 7% perf-profile.self.cycles-pp.x86_pmu_disable 0.20 ± 6% -0.1 0.08 ± 17% perf-profile.self.cycles-pp.__slab_free 0.16 ± 30% -0.1 0.05 ± 72% perf-profile.self.cycles-pp.__flush_smp_call_function_queue 0.19 ± 22% -0.1 0.09 ± 26% perf-profile.self.cycles-pp.__switch_to 0.40 -0.1 0.31 ± 3% perf-profile.self.cycles-pp.cpuidle_enter 0.96 ± 6% -0.1 0.88 ± 8% perf-profile.self.cycles-pp.native_sched_clock 0.15 ± 18% -0.1 0.08 ± 12% perf-profile.self.cycles-pp.__list_del_entry_valid 0.14 ± 30% -0.1 0.07 ± 20% perf-profile.self.cycles-pp.btrfs_try_granting_tickets 0.19 ± 22% -0.1 0.12 ± 15% perf-profile.self.cycles-pp.rb_erase 0.15 ± 25% -0.1 0.09 ± 20% perf-profile.self.cycles-pp.xas_find_marked 0.14 ± 6% -0.1 0.09 ± 21% perf-profile.self.cycles-pp.llist_reverse_order 0.09 ± 18% -0.1 0.04 ± 73% perf-profile.self.cycles-pp.__x2apic_send_IPI_dest 0.16 ± 18% -0.1 0.11 ± 8% perf-profile.self.cycles-pp.xas_descend 0.10 ± 25% -0.0 0.06 ± 13% perf-profile.self.cycles-pp.rebalance_domains 0.12 ± 10% -0.0 0.09 ± 19% perf-profile.self.cycles-pp.get_next_timer_interrupt 0.04 ± 71% +0.0 0.08 ± 14% perf-profile.self.cycles-pp._raw_read_lock 0.09 ± 15% +0.0 0.13 ± 15% perf-profile.self.cycles-pp._raw_spin_unlock_irqrestore 0.02 ±141% +0.0 0.06 ± 14% perf-profile.self.cycles-pp.copyin 0.04 ± 73% +0.0 0.09 ± 14% perf-profile.self.cycles-pp.hrtimer_update_next_event 0.11 ± 29% +0.1 0.16 ± 5% perf-profile.self.cycles-pp.find_extent_buffer_nolock 0.14 ± 11% +0.1 0.19 ± 8% perf-profile.self.cycles-pp.kmem_cache_alloc 0.09 ± 27% +0.1 0.14 ± 5% perf-profile.self.cycles-pp.tick_nohz_tick_stopped 0.02 ±141% +0.1 0.07 ± 11% perf-profile.self.cycles-pp.ct_nmi_exit 0.00 +0.1 0.06 ± 13% perf-profile.self.cycles-pp.entry_SYSRETQ_unsafe_stack 0.00 +0.1 0.06 ± 13% perf-profile.self.cycles-pp.sched_clock 0.23 ± 14% +0.1 0.30 ± 6% perf-profile.self.cycles-pp.__hrtimer_run_queues 0.06 ± 14% +0.1 0.13 ± 6% perf-profile.self.cycles-pp.timerqueue_del 0.13 ± 35% +0.1 0.20 ± 4% perf-profile.self.cycles-pp.btrfs_get_8 0.07 ± 74% +0.1 0.14 ± 11% perf-profile.self.cycles-pp.rcu_core 0.80 ± 5% +0.1 0.88 perf-profile.self.cycles-pp.lapic_next_deadline 0.11 ± 12% +0.1 0.19 ± 14% perf-profile.self.cycles-pp.rb_insert_color 0.02 ±141% +0.1 0.11 ± 34% perf-profile.self.cycles-pp.steal_from_bitmap 0.00 +0.1 0.10 ± 40% perf-profile.self.cycles-pp.down_read 0.00 +0.1 0.12 ± 56% perf-profile.self.cycles-pp.btrfs_root_node 1.36 ± 6% +0.1 1.50 ± 2% perf-profile.self.cycles-pp.arch_scale_freq_tick 0.02 ±141% +0.1 0.16 ± 8% perf-profile.self.cycles-pp.__set_extent_bit 0.36 ± 9% +0.2 0.52 ± 19% perf-profile.self.cycles-pp.asm_sysvec_apic_timer_interrupt 0.11 ± 29% +0.2 0.28 ± 11% perf-profile.self.cycles-pp.tick_check_oneshot_broadcast_this_cpu 0.57 ± 11% +0.2 0.74 ± 7% perf-profile.self.cycles-pp.note_gp_changes 0.74 ± 4% +0.3 1.07 ± 4% perf-profile.self.cycles-pp.update_sg_lb_stats 0.07 ±141% +0.5 0.60 ± 42% perf-profile.self.cycles-pp._find_next_zero_bit 0.68 ± 9% +0.8 1.47 ± 31% perf-profile.self.cycles-pp.ktime_get_update_offsets_now *************************************************************************************************** lkp-icl-2sp9: 64 threads 2 sockets Intel(R) Xeon(R) Gold 6346 CPU @ 3.10GHz (Ice Lake) with 256G memory ========================================================================================= bs/compiler/cpufreq_governor/disk/fs/ioengine/kconfig/nr_task/rootfs/runtime/rw/tbox_group/test_size/testcase: 4k/gcc-12/performance/1HDD/btrfs/posixaio/x86_64-rhel-8.3/1/debian-11.1-x86_64-20220510.cgz/300s/randwrite/lkp-icl-2sp9/128G/fio-basic commit: adbe7e388e ("btrfs: use SECTOR_SHIFT to convert LBA to physical offset") da02361807 ("btrfs: submit IO synchronously for fast checksum implementations") adbe7e388e4239d9 da023618076a13c35bcde1a49a8 ---------------- --------------------------- %stddev %change %stddev \ | \ 2.86 +2.9% 2.94 iostat.cpu.iowait 0.19 -0.1 0.12 ± 32% mpstat.cpu.all.sys% 597474 ± 34% +45.8% 871009 ± 46% numa-numastat.node1.local_node 106.67 ± 16% +50.9% 161.00 ± 24% perf-c2c.HITM.local 45873 -72.5% 12608 ± 42% vmstat.io.bo 0.19 ± 2% -12.9% 0.16 ± 7% turbostat.IPC 8326 ± 7% +772.4% 72642 ± 43% turbostat.POLL 453.67 ±140% +8580.7% 39381 ± 58% numa-vmstat.node1.nr_dirty 68549 ±141% +279.9% 260430 ± 71% numa-vmstat.node1.nr_inactive_file 68549 ±141% +279.9% 260430 ± 71% numa-vmstat.node1.nr_zone_inactive_file 16106 ±141% +145.7% 39572 ± 58% numa-vmstat.node1.nr_zone_write_pending 597360 ± 34% +45.8% 870766 ± 46% numa-vmstat.node1.numa_local 902715 -62.8% 335889 ± 44% meminfo.Active 874721 -66.3% 294930 ± 45% meminfo.Active(file) 5516 +3745.1% 212122 ± 5% meminfo.Dirty 461194 -43.5% 260384 ± 14% meminfo.SUnreclaim 674371 -23.7% 514553 ± 14% meminfo.Slab 187593 -99.3% 1232 ± 48% meminfo.Writeback 338866 -29.1% 240112 ± 32% numa-meminfo.node0.AnonPages.max 23350 ± 19% +260.9% 84278 ± 60% numa-meminfo.node1.AnonHugePages 1826 ±140% +8522.5% 157504 ± 58% numa-meminfo.node1.Dirty 361247 ±102% +231.7% 1198329 ± 59% numa-meminfo.node1.Inactive 274177 ±141% +279.9% 1041614 ± 71% numa-meminfo.node1.Inactive(file) 1562317 ± 62% +88.2% 2940817 ± 42% numa-meminfo.node1.MemUsed 218687 -66.3% 73747 ± 45% proc-vmstat.nr_active_file 2028219 -58.6% 840065 ± 39% proc-vmstat.nr_dirtied 1379 +3745.0% 53048 ± 5% proc-vmstat.nr_dirty 115298 -43.5% 65094 ± 14% proc-vmstat.nr_slab_unreclaimable 46908 -99.3% 307.00 ± 47% proc-vmstat.nr_writeback 1971758 -60.3% 782603 ± 41% proc-vmstat.nr_written 218687 -66.3% 73747 ± 45% proc-vmstat.nr_zone_active_file 48286 +10.5% 53354 ± 5% proc-vmstat.nr_zone_write_pending 259171 -62.6% 96821 ± 43% proc-vmstat.pgactivate 944857 -24.2% 716447 proc-vmstat.pgfree 13942326 -72.6% 3826358 ± 42% proc-vmstat.pgpgout 29761 -1.6% 29291 proc-vmstat.pgreuse 0.52 ± 6% -0.5 0.01 ± 54% fio.latency_1000us% 0.07 ± 16% +0.2 0.30 ±106% fio.latency_100ms% 2.51 ± 5% -0.9 1.58 ± 17% fio.latency_10ms% 4.63 ± 5% +13.5 18.10 ± 10% fio.latency_20ms% 53.54 -38.4 15.16 ± 7% fio.latency_250us% 12.05 +19.5 31.58 ± 2% fio.latency_2ms% 6.26 +11.7 17.95 ± 18% fio.latency_4ms% 4.06 -2.6 1.44 ± 6% fio.latency_500ms% 3.44 ± 8% -3.4 0.03 ± 29% fio.latency_500us% 0.66 ± 5% -0.6 0.01 ± 15% fio.latency_750us% 168060 +310.6% 690074 ± 38% fio.time.voluntary_context_switches 276.12 ± 3% -8.9% 251.64 fio.write_slat_mean_us 316.55 ± 2% -21.0% 250.11 ± 13% fio.write_slat_stddev 51.89 ± 22% +33.0% 69.01 ± 10% sched_debug.cfs_rq:/.load_avg.avg 20.64 ± 34% +77.7% 36.66 ± 21% sched_debug.cfs_rq:/.removed.load_avg.avg 341.33 ± 40% +112.5% 725.33 ± 30% sched_debug.cfs_rq:/.removed.load_avg.max 76.48 ± 36% +87.5% 143.39 ± 22% sched_debug.cfs_rq:/.removed.load_avg.stddev 8.27 ± 41% +81.8% 15.04 ± 23% sched_debug.cfs_rq:/.removed.runnable_avg.avg 172.39 ± 40% +112.6% 366.54 ± 30% sched_debug.cfs_rq:/.removed.runnable_avg.max 33.84 ± 40% +93.6% 65.50 ± 25% sched_debug.cfs_rq:/.removed.runnable_avg.stddev 8.27 ± 41% +81.8% 15.04 ± 23% sched_debug.cfs_rq:/.removed.util_avg.avg 172.39 ± 40% +112.6% 366.54 ± 30% sched_debug.cfs_rq:/.removed.util_avg.max 33.84 ± 40% +93.6% 65.50 ± 25% sched_debug.cfs_rq:/.removed.util_avg.stddev 91.81 ± 4% +10.5% 101.42 ± 5% sched_debug.cfs_rq:/.runnable_avg.avg 91.79 ± 4% +10.4% 101.35 ± 5% sched_debug.cfs_rq:/.util_avg.avg 215316 ± 4% +112.2% 456956 ± 37% sched_debug.cpu.nr_switches.max 5.10 +28.1% 6.54 ± 9% perf-stat.i.MPKI 2.306e+08 -15.2% 1.957e+08 ± 14% perf-stat.i.branch-instructions 0.90 +0.2 1.06 ± 8% perf-stat.i.branch-miss-rate% 18.93 -5.1 13.81 ± 14% perf-stat.i.cache-miss-rate% 1076460 -23.4% 824124 ± 32% perf-stat.i.cache-misses 1.72 ± 2% +25.9% 2.17 ± 13% perf-stat.i.cpi 71.71 +117.4% 155.93 ± 22% perf-stat.i.cpu-migrations 1879 +49.8% 2817 ± 47% perf-stat.i.cycles-between-cache-misses 0.03 +0.0 0.03 ± 11% perf-stat.i.dTLB-load-miss-rate% 3.226e+08 -16.7% 2.687e+08 ± 16% perf-stat.i.dTLB-loads 0.01 +0.0 0.01 ± 17% perf-stat.i.dTLB-store-miss-rate% 1.491e+08 -13.8% 1.285e+08 ± 17% perf-stat.i.dTLB-stores 1.244e+09 -19.0% 1.008e+09 ± 15% perf-stat.i.instructions 0.60 ± 2% -17.7% 0.49 ± 11% perf-stat.i.ipc 96.27 ± 2% +64.8% 158.60 ± 46% perf-stat.i.metric.K/sec 10.97 -16.2% 9.20 ± 17% perf-stat.i.metric.M/sec 26.29 +14.0 40.27 ± 32% perf-stat.i.node-load-miss-rate% 187323 -23.0% 144255 ± 42% perf-stat.i.node-loads 5.60 ± 7% +8.6 14.21 ± 65% perf-stat.i.node-store-miss-rate% 14626 ± 4% +39.1% 20347 ± 12% perf-stat.i.node-store-misses 251078 ± 2% -33.9% 166086 ± 35% perf-stat.i.node-stores 1.19 +0.2 1.39 ± 9% perf-stat.overall.branch-miss-rate% 18.42 -4.7 13.72 ± 13% perf-stat.overall.cache-miss-rate% 1.55 +17.7% 1.82 ± 8% perf-stat.overall.cpi 1789 +40.9% 2521 ± 39% perf-stat.overall.cycles-between-cache-misses 0.03 +0.0 0.03 ± 7% perf-stat.overall.dTLB-load-miss-rate% 0.01 +0.0 0.01 ± 15% perf-stat.overall.dTLB-store-miss-rate% 0.65 -14.5% 0.55 ± 7% perf-stat.overall.ipc 25.54 ± 2% +12.4 37.98 ± 29% perf-stat.overall.node-load-miss-rate% 5.51 ± 6% +7.7 13.23 ± 57% perf-stat.overall.node-store-miss-rate% 1198302 -52.4% 570485 ± 43% perf-stat.overall.path-length 2.298e+08 -15.1% 1.95e+08 ± 14% perf-stat.ps.branch-instructions 1072906 -23.4% 821337 ± 32% perf-stat.ps.cache-misses 71.51 +117.3% 155.40 ± 22% perf-stat.ps.cpu-migrations 3.215e+08 -16.7% 2.678e+08 ± 16% perf-stat.ps.dTLB-loads 1.486e+08 -13.8% 1.281e+08 ± 17% perf-stat.ps.dTLB-stores 1.24e+09 -18.9% 1.005e+09 ± 15% perf-stat.ps.instructions 186713 -23.0% 143767 ± 42% perf-stat.ps.node-loads 14578 ± 4% +39.1% 20278 ± 12% perf-stat.ps.node-store-misses 250224 ± 2% -33.9% 165523 ± 35% perf-stat.ps.node-stores 3.741e+11 -19.1% 3.026e+11 ± 15% perf-stat.total.instructions 0.00 ± 14% -100.0% 0.00 perf-sched.sch_delay.avg.ms.__cond_resched.__filemap_get_folio.pagecache_get_page.write_dev_supers.write_all_supers 0.05 ± 11% -100.0% 0.00 perf-sched.sch_delay.avg.ms.__cond_resched.__wait_for_common.barrier_all_devices.write_all_supers.btrfs_commit_transaction 0.00 -100.0% 0.00 perf-sched.sch_delay.avg.ms.__cond_resched.btrfs_search_slot.update_block_group_item.btrfs_start_dirty_block_groups.btrfs_commit_transaction 0.00 -100.0% 0.00 perf-sched.sch_delay.avg.ms.__cond_resched.btrfs_search_slot.update_block_group_item.btrfs_write_dirty_block_groups.commit_cowonly_roots 0.00 -100.0% 0.00 perf-sched.sch_delay.avg.ms.__cond_resched.btrfs_search_slot.update_cache_item.__btrfs_wait_cache_io.btrfs_write_dirty_block_groups 0.00 -100.0% 0.00 perf-sched.sch_delay.avg.ms.__cond_resched.mutex_lock.btrfs_start_dirty_block_groups.btrfs_commit_transaction.flush_space 0.00 -100.0% 0.00 perf-sched.sch_delay.avg.ms.btrfs_start_ordered_extent.btrfs_run_ordered_extent_work.btrfs_work_helper.process_one_work 0.02 -100.0% 0.00 perf-sched.sch_delay.avg.ms.btrfs_start_ordered_extent.btrfs_wait_ordered_range.__btrfs_wait_cache_io.btrfs_start_dirty_block_groups 0.01 ± 3% -100.0% 0.00 perf-sched.sch_delay.avg.ms.btrfs_start_ordered_extent.btrfs_wait_ordered_range.__btrfs_wait_cache_io.btrfs_write_dirty_block_groups 0.01 ± 10% +29.8% 0.01 ± 3% perf-sched.sch_delay.avg.ms.devkmsg_read.vfs_read.ksys_read.do_syscall_64 0.00 -100.0% 0.00 perf-sched.sch_delay.avg.ms.io_schedule.folio_wait_bit_common.folio_wait_writeback.__filemap_fdatawait_range 0.00 ± 17% -100.0% 0.00 perf-sched.sch_delay.avg.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.__btrfs_release_delayed_node 0.00 -100.0% 0.00 perf-sched.sch_delay.avg.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.btrfs_delayed_update_inode 0.00 ± 17% -100.0% 0.00 perf-sched.sch_delay.avg.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.btrfs_start_delalloc_roots 0.00 -100.0% 0.00 perf-sched.sch_delay.avg.ms.schedule_timeout.__wait_for_common.btrfs_wait_ordered_extents.btrfs_wait_ordered_roots 0.00 ± 28% -100.0% 0.00 perf-sched.sch_delay.avg.ms.schedule_timeout.shrink_delalloc.flush_space.btrfs_preempt_reclaim_metadata_space 0.00 -100.0% 0.00 perf-sched.sch_delay.avg.ms.wait_current_trans.start_transaction.btrfs_finish_ordered_io.btrfs_work_helper 0.01 ± 53% -100.0% 0.00 perf-sched.sch_delay.max.ms.__cond_resched.__filemap_get_folio.pagecache_get_page.write_dev_supers.write_all_supers 0.18 ± 25% -100.0% 0.00 perf-sched.sch_delay.max.ms.__cond_resched.__wait_for_common.barrier_all_devices.write_all_supers.btrfs_commit_transaction 0.01 ± 63% -100.0% 0.00 perf-sched.sch_delay.max.ms.__cond_resched.btrfs_search_slot.update_block_group_item.btrfs_start_dirty_block_groups.btrfs_commit_transaction 0.00 ± 20% -100.0% 0.00 perf-sched.sch_delay.max.ms.__cond_resched.btrfs_search_slot.update_block_group_item.btrfs_write_dirty_block_groups.commit_cowonly_roots 0.00 ± 12% -100.0% 0.00 perf-sched.sch_delay.max.ms.__cond_resched.btrfs_search_slot.update_cache_item.__btrfs_wait_cache_io.btrfs_write_dirty_block_groups 0.00 -100.0% 0.00 perf-sched.sch_delay.max.ms.__cond_resched.mutex_lock.btrfs_start_dirty_block_groups.btrfs_commit_transaction.flush_space 0.01 ± 18% -100.0% 0.00 perf-sched.sch_delay.max.ms.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 0.01 ± 4% -100.0% 0.00 perf-sched.sch_delay.max.ms.btrfs_start_ordered_extent.btrfs_run_ordered_extent_work.btrfs_work_helper.process_one_work 0.02 ± 2% -100.0% 0.00 perf-sched.sch_delay.max.ms.btrfs_start_ordered_extent.btrfs_wait_ordered_range.__btrfs_wait_cache_io.btrfs_start_dirty_block_groups 0.01 ± 3% -100.0% 0.00 perf-sched.sch_delay.max.ms.btrfs_start_ordered_extent.btrfs_wait_ordered_range.__btrfs_wait_cache_io.btrfs_write_dirty_block_groups 0.01 ± 18% +36.2% 0.02 ± 6% perf-sched.sch_delay.max.ms.devkmsg_read.vfs_read.ksys_read.do_syscall_64 0.01 ± 42% -100.0% 0.00 perf-sched.sch_delay.max.ms.io_schedule.folio_wait_bit_common.folio_wait_writeback.__filemap_fdatawait_range 0.13 ± 40% -88.8% 0.01 ± 18% perf-sched.sch_delay.max.ms.io_schedule.rq_qos_wait.wbt_wait.__rq_qos_throttle 0.00 -100.0% 0.00 perf-sched.sch_delay.max.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.__btrfs_release_delayed_node 0.01 ± 47% -100.0% 0.00 perf-sched.sch_delay.max.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.btrfs_delayed_update_inode 0.00 -100.0% 0.00 perf-sched.sch_delay.max.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.btrfs_start_delalloc_roots 0.01 ± 50% -89.3% 0.00 ±173% perf-sched.sch_delay.max.ms.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.__btrfs_tree_lock 0.01 ± 54% -100.0% 0.00 perf-sched.sch_delay.max.ms.schedule_timeout.__wait_for_common.btrfs_wait_ordered_extents.btrfs_wait_ordered_roots 0.01 ± 13% -100.0% 0.00 perf-sched.sch_delay.max.ms.schedule_timeout.shrink_delalloc.flush_space.btrfs_preempt_reclaim_metadata_space 0.01 ± 14% -27.5% 0.01 ± 11% perf-sched.sch_delay.max.ms.smpboot_thread_fn.kthread.ret_from_fork 0.01 -16.7% 0.01 ± 6% perf-sched.sch_delay.max.ms.syslog_print.do_syslog.kmsg_read.vfs_read 0.01 ± 46% -100.0% 0.00 perf-sched.sch_delay.max.ms.wait_current_trans.start_transaction.btrfs_finish_ordered_io.btrfs_work_helper 1.15 -100.0% 0.00 perf-sched.wait_and_delay.avg.ms.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 5.85 ± 9% -100.0% 0.00 perf-sched.wait_and_delay.avg.ms.btrfs_start_ordered_extent.btrfs_run_ordered_extent_work.btrfs_work_helper.process_one_work 10.35 ± 6% -87.6% 1.28 ±125% perf-sched.wait_and_delay.avg.ms.handle_reserve_ticket.__reserve_bytes.btrfs_reserve_metadata_bytes.btrfs_delalloc_reserve_metadata 679.34 ± 2% -34.7% 443.46 ± 13% perf-sched.wait_and_delay.avg.ms.schedule_hrtimeout_range_clock.do_poll.constprop.0.do_sys_poll 0.66 ± 56% -100.0% 0.00 perf-sched.wait_and_delay.avg.ms.schedule_timeout.__wait_for_common.btrfs_wait_ordered_extents.btrfs_wait_ordered_roots 4100 ± 3% -100.0% 0.00 perf-sched.wait_and_delay.count.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 622.67 ± 6% -100.0% 0.00 perf-sched.wait_and_delay.count.btrfs_start_ordered_extent.btrfs_run_ordered_extent_work.btrfs_work_helper.process_one_work 436.67 ± 5% +2316.1% 10550 ± 51% perf-sched.wait_and_delay.count.handle_reserve_ticket.__reserve_bytes.btrfs_reserve_metadata_bytes.btrfs_delalloc_reserve_metadata 394.33 ± 2% +17.5% 463.25 perf-sched.wait_and_delay.count.rcu_gp_kthread.kthread.ret_from_fork 2695 ± 12% -57.7% 1141 ± 52% perf-sched.wait_and_delay.count.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.__btrfs_tree_read_lock 317.33 ± 6% -100.0% 0.00 perf-sched.wait_and_delay.count.schedule_timeout.__wait_for_common.btrfs_wait_ordered_extents.btrfs_wait_ordered_roots 778.00 ± 5% -22.3% 604.75 perf-sched.wait_and_delay.count.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread 464.18 -100.0% 0.00 perf-sched.wait_and_delay.max.ms.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 542.53 ± 8% -100.0% 0.00 perf-sched.wait_and_delay.max.ms.btrfs_start_ordered_extent.btrfs_run_ordered_extent_work.btrfs_work_helper.process_one_work 3741 ± 14% -72.7% 1019 ± 3% perf-sched.wait_and_delay.max.ms.schedule_hrtimeout_range_clock.do_poll.constprop.0.do_sys_poll 691.64 ± 14% -40.1% 414.18 ± 30% perf-sched.wait_and_delay.max.ms.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.__btrfs_tree_read_lock 94.44 ±116% -100.0% 0.00 perf-sched.wait_and_delay.max.ms.schedule_timeout.__wait_for_common.btrfs_wait_ordered_extents.btrfs_wait_ordered_roots 0.55 ± 17% -100.0% 0.00 perf-sched.wait_time.avg.ms.__cond_resched.__filemap_get_folio.pagecache_get_page.write_dev_supers.write_all_supers 10.62 ± 24% -100.0% 0.00 perf-sched.wait_time.avg.ms.__cond_resched.__wait_for_common.barrier_all_devices.write_all_supers.btrfs_commit_transaction 2.97 ± 15% -100.0% 0.00 perf-sched.wait_time.avg.ms.__cond_resched.btrfs_search_slot.update_block_group_item.btrfs_start_dirty_block_groups.btrfs_commit_transaction 2.17 ± 62% -100.0% 0.00 perf-sched.wait_time.avg.ms.__cond_resched.btrfs_search_slot.update_block_group_item.btrfs_write_dirty_block_groups.commit_cowonly_roots 1.68 ± 41% -100.0% 0.00 perf-sched.wait_time.avg.ms.__cond_resched.btrfs_search_slot.update_cache_item.__btrfs_wait_cache_io.btrfs_write_dirty_block_groups 0.68 ± 8% -100.0% 0.00 perf-sched.wait_time.avg.ms.__cond_resched.mutex_lock.btrfs_start_dirty_block_groups.btrfs_commit_transaction.flush_space 0.00 -100.0% 0.00 perf-sched.wait_time.avg.ms.__cond_resched.process_one_work.worker_thread.kthread.ret_from_fork 1.15 -100.0% 0.00 perf-sched.wait_time.avg.ms.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 5.84 ± 9% -100.0% 0.00 perf-sched.wait_time.avg.ms.btrfs_start_ordered_extent.btrfs_run_ordered_extent_work.btrfs_work_helper.process_one_work 0.47 ± 5% -100.0% 0.00 perf-sched.wait_time.avg.ms.btrfs_start_ordered_extent.btrfs_wait_ordered_range.__btrfs_wait_cache_io.btrfs_start_dirty_block_groups 2.04 ± 50% -100.0% 0.00 perf-sched.wait_time.avg.ms.btrfs_start_ordered_extent.btrfs_wait_ordered_range.__btrfs_wait_cache_io.btrfs_write_dirty_block_groups 1.52 ± 6% +10.7% 1.68 perf-sched.wait_time.avg.ms.devkmsg_read.vfs_read.ksys_read.do_syscall_64 10.35 ± 6% -87.6% 1.28 ±125% perf-sched.wait_time.avg.ms.handle_reserve_ticket.__reserve_bytes.btrfs_reserve_metadata_bytes.btrfs_delalloc_reserve_metadata 2.67 ± 8% -100.0% 0.00 perf-sched.wait_time.avg.ms.io_schedule.folio_wait_bit_common.folio_wait_writeback.__filemap_fdatawait_range 0.00 ± 20% -100.0% 0.00 perf-sched.wait_time.avg.ms.io_schedule.folio_wait_bit_common.write_all_supers.btrfs_commit_transaction 679.34 ± 2% -34.7% 443.46 ± 13% perf-sched.wait_time.avg.ms.schedule_hrtimeout_range_clock.do_poll.constprop.0.do_sys_poll 0.02 ± 21% -100.0% 0.00 perf-sched.wait_time.avg.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.__btrfs_release_delayed_node 0.13 ± 16% -100.0% 0.00 perf-sched.wait_time.avg.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.btrfs_delayed_update_inode 0.01 ± 51% -100.0% 0.00 perf-sched.wait_time.avg.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.btrfs_start_delalloc_roots 5.12 ± 70% -99.8% 0.01 ±173% perf-sched.wait_time.avg.ms.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.__btrfs_tree_lock 0.66 ± 57% -100.0% 0.00 perf-sched.wait_time.avg.ms.schedule_timeout.__wait_for_common.btrfs_wait_ordered_extents.btrfs_wait_ordered_roots 0.01 ± 8% -100.0% 0.00 perf-sched.wait_time.avg.ms.schedule_timeout.io_schedule_timeout.__wait_for_common.barrier_all_devices 3.29 ± 12% -100.0% 0.00 perf-sched.wait_time.avg.ms.schedule_timeout.shrink_delalloc.flush_space.btrfs_preempt_reclaim_metadata_space 1.53 ± 6% +10.7% 1.69 perf-sched.wait_time.avg.ms.syslog_print.do_syslog.kmsg_read.vfs_read 18.73 ± 28% -100.0% 0.00 perf-sched.wait_time.avg.ms.wait_current_trans.start_transaction.btrfs_finish_ordered_io.btrfs_work_helper 1.30 ± 15% -100.0% 0.00 perf-sched.wait_time.max.ms.__cond_resched.__filemap_get_folio.pagecache_get_page.write_dev_supers.write_all_supers 58.17 ± 60% -100.0% 0.00 perf-sched.wait_time.max.ms.__cond_resched.__wait_for_common.barrier_all_devices.write_all_supers.btrfs_commit_transaction 21.27 ± 11% -100.0% 0.00 perf-sched.wait_time.max.ms.__cond_resched.btrfs_search_slot.update_block_group_item.btrfs_start_dirty_block_groups.btrfs_commit_transaction 9.90 ± 68% -100.0% 0.00 perf-sched.wait_time.max.ms.__cond_resched.btrfs_search_slot.update_block_group_item.btrfs_write_dirty_block_groups.commit_cowonly_roots 10.33 ± 63% -100.0% 0.00 perf-sched.wait_time.max.ms.__cond_resched.btrfs_search_slot.update_cache_item.__btrfs_wait_cache_io.btrfs_write_dirty_block_groups 0.70 ± 12% -100.0% 0.00 perf-sched.wait_time.max.ms.__cond_resched.mutex_lock.btrfs_start_dirty_block_groups.btrfs_commit_transaction.flush_space 0.00 -100.0% 0.00 perf-sched.wait_time.max.ms.__cond_resched.process_one_work.worker_thread.kthread.ret_from_fork 464.17 -100.0% 0.00 perf-sched.wait_time.max.ms.__cond_resched.submit_bio_noacct.run_ordered_work.process_one_work.worker_thread 542.52 ± 8% -100.0% 0.00 perf-sched.wait_time.max.ms.btrfs_start_ordered_extent.btrfs_run_ordered_extent_work.btrfs_work_helper.process_one_work 0.55 ± 8% -100.0% 0.00 perf-sched.wait_time.max.ms.btrfs_start_ordered_extent.btrfs_wait_ordered_range.__btrfs_wait_cache_io.btrfs_start_dirty_block_groups 9.07 ± 64% -100.0% 0.00 perf-sched.wait_time.max.ms.btrfs_start_ordered_extent.btrfs_wait_ordered_range.__btrfs_wait_cache_io.btrfs_write_dirty_block_groups 3.04 ± 6% +10.7% 3.37 perf-sched.wait_time.max.ms.devkmsg_read.vfs_read.ksys_read.do_syscall_64 22.87 ± 10% -100.0% 0.00 perf-sched.wait_time.max.ms.io_schedule.folio_wait_bit_common.folio_wait_writeback.__filemap_fdatawait_range 0.00 ± 20% -100.0% 0.00 perf-sched.wait_time.max.ms.io_schedule.folio_wait_bit_common.write_all_supers.btrfs_commit_transaction 3741 ± 14% -72.7% 1019 ± 3% perf-sched.wait_time.max.ms.schedule_hrtimeout_range_clock.do_poll.constprop.0.do_sys_poll 0.03 ± 21% -100.0% 0.00 perf-sched.wait_time.max.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.__btrfs_release_delayed_node 0.57 ± 9% -100.0% 0.00 perf-sched.wait_time.max.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.btrfs_delayed_update_inode 0.01 ± 74% -100.0% 0.00 perf-sched.wait_time.max.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.btrfs_start_delalloc_roots 691.63 ± 14% -40.1% 414.18 ± 30% perf-sched.wait_time.max.ms.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.__btrfs_tree_read_lock 321.87 ± 81% -100.0% 0.01 ±173% perf-sched.wait_time.max.ms.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.__btrfs_tree_lock 94.44 ±116% -100.0% 0.00 perf-sched.wait_time.max.ms.schedule_timeout.__wait_for_common.btrfs_wait_ordered_extents.btrfs_wait_ordered_roots 0.01 ± 46% -100.0% 0.00 perf-sched.wait_time.max.ms.schedule_timeout.io_schedule_timeout.__wait_for_common.barrier_all_devices 43.11 ± 16% -100.0% 0.00 perf-sched.wait_time.max.ms.schedule_timeout.shrink_delalloc.flush_space.btrfs_preempt_reclaim_metadata_space 3.06 ± 6% +10.7% 3.38 perf-sched.wait_time.max.ms.syslog_print.do_syslog.kmsg_read.vfs_read 213.23 ± 62% -100.0% 0.00 perf-sched.wait_time.max.ms.wait_current_trans.start_transaction.btrfs_finish_ordered_io.btrfs_work_helper 10.86 ± 12% -10.5 0.38 ±173% perf-profile.calltrace.cycles-pp.btrfs_async_reclaim_metadata_space.process_one_work.worker_thread.kthread.ret_from_fork 10.86 ± 12% -10.5 0.38 ±173% perf-profile.calltrace.cycles-pp.flush_space.btrfs_async_reclaim_metadata_space.process_one_work.worker_thread.kthread 8.88 ± 12% -8.9 0.00 perf-profile.calltrace.cycles-pp.btrfs_commit_transaction.flush_space.btrfs_async_reclaim_metadata_space.process_one_work.worker_thread 17.43 ± 10% -8.1 9.30 ± 47% perf-profile.calltrace.cycles-pp.process_one_work.worker_thread.kthread.ret_from_fork 17.70 ± 10% -7.8 9.88 ± 47% perf-profile.calltrace.cycles-pp.worker_thread.kthread.ret_from_fork 7.67 ± 12% -7.7 0.00 perf-profile.calltrace.cycles-pp.__filemap_fdatawrite_range.btrfs_write_marked_extents.btrfs_write_and_wait_transaction.btrfs_commit_transaction.flush_space 7.67 ± 12% -7.7 0.00 perf-profile.calltrace.cycles-pp.btrfs_write_and_wait_transaction.btrfs_commit_transaction.flush_space.btrfs_async_reclaim_metadata_space.process_one_work 7.67 ± 12% -7.7 0.00 perf-profile.calltrace.cycles-pp.btrfs_write_marked_extents.btrfs_write_and_wait_transaction.btrfs_commit_transaction.flush_space.btrfs_async_reclaim_metadata_space 7.67 ± 12% -6.1 1.60 ± 60% perf-profile.calltrace.cycles-pp.do_writepages.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.btrfs_write_marked_extents.btrfs_write_and_wait_transaction 7.67 ± 12% -6.1 1.60 ± 60% perf-profile.calltrace.cycles-pp.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.btrfs_write_marked_extents.btrfs_write_and_wait_transaction.btrfs_commit_transaction 7.66 ± 12% -6.1 1.60 ± 60% perf-profile.calltrace.cycles-pp.btree_write_cache_pages.do_writepages.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.btrfs_write_marked_extents 6.84 ± 11% -5.4 1.49 ± 60% perf-profile.calltrace.cycles-pp.csum_one_extent_buffer.btree_csum_one_bio.btrfs_submit_chunk.btrfs_submit_bio.submit_one_bio 6.18 ± 10% -4.9 1.32 ± 60% perf-profile.calltrace.cycles-pp.check_leaf.csum_one_extent_buffer.btree_csum_one_bio.btrfs_submit_chunk.btrfs_submit_bio 4.49 ± 9% -2.9 1.58 ± 60% perf-profile.calltrace.cycles-pp.write_one_eb.btree_write_cache_pages.do_writepages.filemap_fdatawrite_wbc.__filemap_fdatawrite_range 4.16 ± 8% -2.6 1.52 ± 60% perf-profile.calltrace.cycles-pp.submit_extent_page.write_one_eb.btree_write_cache_pages.do_writepages.filemap_fdatawrite_wbc 4.13 ± 8% -2.6 1.50 ± 60% perf-profile.calltrace.cycles-pp.submit_one_bio.submit_extent_page.write_one_eb.btree_write_cache_pages.do_writepages 4.13 ± 8% -2.6 1.50 ± 60% perf-profile.calltrace.cycles-pp.btrfs_submit_bio.submit_one_bio.submit_extent_page.write_one_eb.btree_write_cache_pages 4.13 ± 8% -2.6 1.50 ± 60% perf-profile.calltrace.cycles-pp.btrfs_submit_chunk.btrfs_submit_bio.submit_one_bio.submit_extent_page.write_one_eb 4.09 ± 8% -2.6 1.49 ± 60% perf-profile.calltrace.cycles-pp.btree_csum_one_bio.btrfs_submit_chunk.btrfs_submit_bio.submit_one_bio.submit_extent_page 2.07 ± 4% -1.4 0.62 ± 58% perf-profile.calltrace.cycles-pp.check_extent_data_item.check_leaf.csum_one_extent_buffer.btree_csum_one_bio.btrfs_submit_chunk 2.50 ± 9% +0.4 2.87 ± 12% perf-profile.calltrace.cycles-pp.menu_select.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary 0.00 +2.3 2.30 ± 45% perf-profile.calltrace.cycles-pp.btrfs_commit_transaction.transaction_kthread.kthread.ret_from_fork 0.00 +2.3 2.30 ± 45% perf-profile.calltrace.cycles-pp.transaction_kthread.kthread.ret_from_fork 0.00 +2.6 2.62 ± 84% perf-profile.calltrace.cycles-pp.poll_idle.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle 10.86 ± 12% -10.4 0.46 ±133% perf-profile.children.cycles-pp.btrfs_async_reclaim_metadata_space 11.47 ± 11% -9.7 1.79 ± 49% perf-profile.children.cycles-pp.flush_space 17.43 ± 10% -8.1 9.30 ± 47% perf-profile.children.cycles-pp.process_one_work 17.70 ± 10% -7.8 9.88 ± 47% perf-profile.children.cycles-pp.worker_thread 8.88 ± 12% -6.6 2.30 ± 45% perf-profile.children.cycles-pp.btrfs_commit_transaction 7.73 ± 12% -6.0 1.71 ± 46% perf-profile.children.cycles-pp.__filemap_fdatawrite_range 7.67 ± 12% -6.0 1.71 ± 46% perf-profile.children.cycles-pp.btrfs_write_and_wait_transaction 7.67 ± 12% -6.0 1.71 ± 46% perf-profile.children.cycles-pp.btrfs_write_marked_extents 7.67 ± 12% -6.0 1.71 ± 46% perf-profile.children.cycles-pp.btree_write_cache_pages 7.15 ± 12% -5.6 1.58 ± 47% perf-profile.children.cycles-pp.btree_csum_one_bio 7.14 ± 12% -5.6 1.58 ± 46% perf-profile.children.cycles-pp.csum_one_extent_buffer 17.95 ± 10% -5.5 12.43 ± 45% perf-profile.children.cycles-pp.ret_from_fork 8.97 ± 12% -5.5 3.47 ± 46% perf-profile.children.cycles-pp.filemap_fdatawrite_wbc 6.66 ± 10% -5.2 1.43 ± 46% perf-profile.children.cycles-pp.check_leaf 7.32 ± 12% -4.9 2.42 ± 47% perf-profile.children.cycles-pp.submit_one_bio 7.32 ± 12% -4.9 2.42 ± 47% perf-profile.children.cycles-pp.btrfs_submit_bio 7.32 ± 12% -4.9 2.42 ± 47% perf-profile.children.cycles-pp.btrfs_submit_chunk 8.98 ± 12% -3.7 5.30 ± 46% perf-profile.children.cycles-pp.do_writepages 4.49 ± 9% -2.8 1.69 ± 45% perf-profile.children.cycles-pp.write_one_eb 3.64 ± 8% -2.0 1.65 ± 52% perf-profile.children.cycles-pp.btrfs_search_slot 4.33 ± 8% -1.8 2.54 ± 48% perf-profile.children.cycles-pp.submit_extent_page 2.36 ± 4% -1.6 0.72 ± 43% perf-profile.children.cycles-pp.check_extent_data_item 1.67 ± 14% -1.4 0.30 ± 91% perf-profile.children.cycles-pp.btrfs_cow_block 1.91 ± 21% -1.4 0.54 ± 43% perf-profile.children.cycles-pp.btrfs_get_32 1.66 ± 14% -1.4 0.30 ± 91% perf-profile.children.cycles-pp.__btrfs_cow_block 1.85 ± 15% -1.3 0.56 ± 52% perf-profile.children.cycles-pp.read_extent_buffer 1.61 ± 10% -1.2 0.44 ± 48% perf-profile.children.cycles-pp.__btrfs_run_delayed_refs 1.61 ± 10% -1.2 0.44 ± 48% perf-profile.children.cycles-pp.btrfs_run_delayed_refs 1.57 ± 12% -1.1 0.42 ± 47% perf-profile.children.cycles-pp.btrfs_get_64 1.43 ± 11% -1.0 0.39 ± 48% perf-profile.children.cycles-pp.btrfs_run_delayed_refs_for_head 0.92 -0.9 0.04 ±118% perf-profile.children.cycles-pp.rwsem_down_write_slowpath 0.91 -0.9 0.04 ±118% perf-profile.children.cycles-pp.rwsem_optimistic_spin 0.96 -0.9 0.11 ± 50% perf-profile.children.cycles-pp.__btrfs_tree_lock 0.97 -0.8 0.12 ± 35% perf-profile.children.cycles-pp.down_write 0.79 ± 25% -0.7 0.12 ± 83% perf-profile.children.cycles-pp.btrfs_alloc_tree_block 0.73 ± 7% -0.7 0.08 ± 83% perf-profile.children.cycles-pp.btrfs_lock_root_node 0.66 ± 19% -0.6 0.10 ± 74% perf-profile.children.cycles-pp.check_leaf_item 0.66 ± 7% -0.5 0.16 ± 42% perf-profile.children.cycles-pp.alloc_reserved_tree_block 0.68 ± 14% -0.5 0.20 ± 62% perf-profile.children.cycles-pp.run_delayed_tree_ref 0.68 ± 14% -0.5 0.20 ± 62% perf-profile.children.cycles-pp.__btrfs_free_extent 0.66 ± 28% -0.5 0.18 ± 45% perf-profile.children.cycles-pp.btrfs_finish_extent_commit 0.64 ± 30% -0.5 0.18 ± 46% perf-profile.children.cycles-pp.unpin_extent_range 0.61 ± 29% -0.4 0.18 ± 46% perf-profile.children.cycles-pp.__btrfs_add_free_space 0.60 ± 30% -0.4 0.18 ± 46% perf-profile.children.cycles-pp.steal_from_bitmap 0.59 ± 5% -0.4 0.18 ± 58% perf-profile.children.cycles-pp.btrfs_lookup_csum 0.84 ± 31% -0.4 0.45 ± 21% perf-profile.children.cycles-pp.native_queued_spin_lock_slowpath 0.52 ± 27% -0.4 0.16 ± 50% perf-profile.children.cycles-pp._find_next_zero_bit 0.41 ± 25% -0.3 0.06 ± 77% perf-profile.children.cycles-pp.btrfs_comp_cpu_keys 0.37 ± 57% -0.3 0.02 ±100% perf-profile.children.cycles-pp.irq_work_run_list 0.45 ± 17% -0.3 0.12 ± 83% perf-profile.children.cycles-pp.btrfs_del_items 0.43 ± 17% -0.3 0.15 ± 60% perf-profile.children.cycles-pp.crc32c_pcl_intel_update 0.40 ± 22% -0.3 0.12 ± 96% perf-profile.children.cycles-pp.copy_extent_buffer_full 0.41 ± 23% -0.3 0.15 ± 60% perf-profile.children.cycles-pp.csum_tree_block 0.39 ± 20% -0.3 0.13 ± 88% perf-profile.children.cycles-pp.copy_page 0.26 ± 13% -0.2 0.07 ± 69% perf-profile.children.cycles-pp.btrfs_mark_buffer_dirty 0.31 ± 16% -0.2 0.13 ± 38% perf-profile.children.cycles-pp.btrfs_get_8 0.20 ± 20% -0.2 0.03 ±102% perf-profile.children.cycles-pp.lookup_inline_extent_backref 0.23 ± 10% -0.2 0.06 ± 66% perf-profile.children.cycles-pp.set_extent_buffer_dirty 0.23 ± 20% -0.2 0.06 ±109% perf-profile.children.cycles-pp.btrfs_init_new_buffer 0.17 ± 20% -0.1 0.03 ±102% perf-profile.children.cycles-pp.lookup_extent_backref 0.18 ± 31% -0.1 0.07 ± 68% perf-profile.children.cycles-pp.folio_clear_dirty_for_io 0.16 ± 16% -0.1 0.05 ± 60% perf-profile.children.cycles-pp.rcu_do_batch 0.20 ± 13% -0.1 0.10 ± 62% perf-profile.children.cycles-pp.filemap_dirty_folio 0.26 ± 25% -0.1 0.18 ± 12% perf-profile.children.cycles-pp.mmap_region 0.12 ± 23% -0.1 0.06 ± 63% perf-profile.children.cycles-pp.__mmap 0.11 ± 26% -0.1 0.05 ± 64% perf-profile.children.cycles-pp.do_vmi_align_munmap 0.09 ± 13% -0.1 0.04 ± 58% perf-profile.children.cycles-pp.mas_store_prealloc 0.09 ± 13% -0.0 0.04 ± 59% perf-profile.children.cycles-pp.elf_map 0.02 ±141% +0.0 0.06 ± 20% perf-profile.children.cycles-pp.filename_lookup 0.02 ±141% +0.0 0.06 ± 20% perf-profile.children.cycles-pp.rmqueue 0.02 ±141% +0.1 0.07 ± 28% perf-profile.children.cycles-pp.get_page_from_freelist 0.08 ± 6% +0.1 0.13 ± 9% perf-profile.children.cycles-pp.kernel_clone 0.02 ±141% +0.1 0.08 ± 38% perf-profile.children.cycles-pp.wake_affine 0.05 ± 81% +0.1 0.10 ± 30% perf-profile.children.cycles-pp.select_task_rq 0.14 ± 20% +0.1 0.19 ± 4% perf-profile.children.cycles-pp._find_next_and_bit 0.02 ±141% +0.1 0.07 ± 46% perf-profile.children.cycles-pp.set_next_entity 0.05 ± 81% +0.1 0.11 ± 19% perf-profile.children.cycles-pp.select_task_rq_fair 0.05 ± 72% +0.1 0.11 ± 21% perf-profile.children.cycles-pp.copy_process 0.04 ± 71% +0.1 0.10 ± 10% perf-profile.children.cycles-pp.___perf_sw_event 0.04 ± 71% +0.1 0.10 ± 24% perf-profile.children.cycles-pp.__switch_to_asm 0.00 +0.1 0.07 ± 41% perf-profile.children.cycles-pp.xas_set_mark 0.00 +0.1 0.07 ± 26% perf-profile.children.cycles-pp.folio_alloc 0.00 +0.1 0.09 ± 26% perf-profile.children.cycles-pp.prepare_task_switch 0.00 +0.1 0.11 ± 36% perf-profile.children.cycles-pp.cgroup_rstat_flush_atomic 0.00 +0.1 0.11 ± 36% perf-profile.children.cycles-pp.mem_cgroup_wb_stats 0.00 +0.1 0.11 ± 36% perf-profile.children.cycles-pp.do_flush_stats 0.06 ± 7% +0.1 0.18 ± 35% perf-profile.children.cycles-pp.enqueue_task_fair 0.00 +0.1 0.11 ± 38% perf-profile.children.cycles-pp.balance_dirty_pages 0.48 +0.1 0.59 ± 9% perf-profile.children.cycles-pp.update_rq_clock_task 0.07 ± 25% +0.1 0.19 ± 36% perf-profile.children.cycles-pp.activate_task 0.00 +0.1 0.13 ± 32% perf-profile.children.cycles-pp.cgroup_rstat_flush_locked 0.36 ± 18% +0.1 0.48 ± 18% perf-profile.children.cycles-pp.update_rq_clock 0.00 +0.1 0.14 ± 42% perf-profile.children.cycles-pp.balance_dirty_pages_ratelimited_flags 0.85 ± 2% +0.1 1.00 ± 7% perf-profile.children.cycles-pp.native_sched_clock 0.76 ± 2% +0.2 0.92 ± 5% perf-profile.children.cycles-pp.sched_clock_cpu 0.34 ± 7% +0.2 0.50 ± 23% perf-profile.children.cycles-pp._raw_spin_lock_irq 0.04 ± 76% +0.2 0.22 ± 38% perf-profile.children.cycles-pp.__wake_up_common 0.00 +0.2 0.18 ± 50% perf-profile.children.cycles-pp.handle_reserve_ticket 0.02 ±141% +0.2 0.22 ± 35% perf-profile.children.cycles-pp.__reserve_bytes 0.02 ±141% +0.2 0.22 ± 40% perf-profile.children.cycles-pp.btrfs_reserve_metadata_bytes 0.09 ± 48% +0.2 0.29 ± 41% perf-profile.children.cycles-pp.prepare_pages 0.02 ±141% +0.2 0.22 ± 47% perf-profile.children.cycles-pp.rq_qos_wait 0.02 ±141% +0.2 0.22 ± 47% perf-profile.children.cycles-pp.__rq_qos_throttle 0.02 ±141% +0.2 0.22 ± 47% perf-profile.children.cycles-pp.wbt_wait 0.00 +0.2 0.21 ± 44% perf-profile.children.cycles-pp.btrfs_inode_rsv_release 0.00 +0.2 0.24 ± 48% perf-profile.children.cycles-pp.btrfs_block_rsv_release 0.12 ± 29% +0.2 0.37 ± 36% perf-profile.children.cycles-pp.btrfs_set_extent_delalloc 0.03 ±141% +0.3 0.29 ± 42% perf-profile.children.cycles-pp.btrfs_delalloc_reserve_metadata 0.14 ± 24% +0.3 0.43 ± 39% perf-profile.children.cycles-pp.btrfs_get_extent 0.02 ±141% +0.3 0.31 ± 28% perf-profile.children.cycles-pp.io_schedule 0.91 ± 14% +0.3 1.24 ± 2% perf-profile.children.cycles-pp.read_tsc 2.55 ± 9% +0.4 2.94 ± 11% perf-profile.children.cycles-pp.menu_select 0.64 ± 12% +0.5 1.16 ± 13% perf-profile.children.cycles-pp.update_sg_lb_stats 0.84 ± 15% +0.5 1.39 ± 9% perf-profile.children.cycles-pp.update_sd_lb_stats 0.88 ± 13% +0.5 1.43 ± 9% perf-profile.children.cycles-pp.find_busiest_group 0.17 ± 10% +0.6 0.78 ± 37% perf-profile.children.cycles-pp.newidle_balance 1.17 ± 12% +0.6 1.81 ± 7% perf-profile.children.cycles-pp.load_balance 0.22 ± 7% +0.6 0.86 ± 38% perf-profile.children.cycles-pp.pick_next_task_fair 0.40 ± 8% +0.7 1.12 ± 36% perf-profile.children.cycles-pp.schedule 0.54 ± 8% +0.8 1.39 ± 34% perf-profile.children.cycles-pp.__schedule 2.35 ± 22% +1.3 3.69 ± 18% perf-profile.children.cycles-pp.do_syscall_64 2.35 ± 21% +1.3 3.70 ± 18% perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe 0.00 +1.8 1.84 ± 47% perf-profile.children.cycles-pp.__writeback_inodes_wb 0.00 +1.8 1.84 ± 47% perf-profile.children.cycles-pp.__writeback_single_inode 0.00 +1.8 1.84 ± 47% perf-profile.children.cycles-pp.wb_workfn 0.00 +1.8 1.84 ± 47% perf-profile.children.cycles-pp.wb_do_writeback 0.00 +1.8 1.84 ± 47% perf-profile.children.cycles-pp.wb_writeback 0.00 +1.8 1.84 ± 47% perf-profile.children.cycles-pp.writeback_sb_inodes 0.00 +2.3 2.30 ± 45% perf-profile.children.cycles-pp.transaction_kthread 0.15 ± 25% +2.5 2.62 ± 84% perf-profile.children.cycles-pp.poll_idle 1.82 ± 15% -1.3 0.55 ± 52% perf-profile.self.cycles-pp.read_extent_buffer 1.70 ± 21% -1.2 0.48 ± 45% perf-profile.self.cycles-pp.btrfs_get_32 1.26 ± 4% -0.9 0.40 ± 50% perf-profile.self.cycles-pp.btrfs_get_64 0.59 ± 19% -0.5 0.12 ± 62% perf-profile.self.cycles-pp.check_leaf 0.84 ± 31% -0.4 0.45 ± 21% perf-profile.self.cycles-pp.native_queued_spin_lock_slowpath 0.39 ± 33% -0.3 0.05 ±110% perf-profile.self.cycles-pp.check_leaf_item 0.45 ± 13% -0.3 0.11 ± 77% perf-profile.self.cycles-pp.check_extent_data_item 0.48 ± 28% -0.3 0.16 ± 55% perf-profile.self.cycles-pp._find_next_zero_bit 0.35 ± 22% -0.3 0.06 ± 80% perf-profile.self.cycles-pp.btrfs_comp_cpu_keys 0.39 ± 21% -0.3 0.13 ± 88% perf-profile.self.cycles-pp.copy_page 0.26 ± 12% -0.2 0.10 ± 64% perf-profile.self.cycles-pp.btrfs_get_8 0.42 ± 11% -0.1 0.33 ± 4% perf-profile.self.cycles-pp.cpuidle_enter_state 0.12 ± 13% +0.1 0.17 ± 11% perf-profile.self.cycles-pp._find_next_and_bit 0.24 ± 9% +0.1 0.30 perf-profile.self.cycles-pp.x86_pmu_disable 0.09 ± 19% +0.1 0.14 ± 21% perf-profile.self.cycles-pp.cpuidle_governor_latency_req 0.00 +0.1 0.07 ± 36% perf-profile.self.cycles-pp.xas_set_mark 0.02 ±141% +0.1 0.09 ± 11% perf-profile.self.cycles-pp.___perf_sw_event 0.02 ±141% +0.1 0.10 ± 21% perf-profile.self.cycles-pp.__switch_to_asm 0.05 ± 74% +0.1 0.13 ± 22% perf-profile.self.cycles-pp.__schedule 0.08 ± 22% +0.1 0.17 ± 31% perf-profile.self.cycles-pp.irqentry_enter 0.06 ± 71% +0.1 0.16 ± 28% perf-profile.self.cycles-pp.rcu_sched_clock_irq 0.81 +0.1 0.95 ± 7% perf-profile.self.cycles-pp.native_sched_clock 0.83 ± 21% +0.2 1.02 ± 13% perf-profile.self.cycles-pp.menu_select 0.88 ± 14% +0.3 1.19 ± 2% perf-profile.self.cycles-pp.read_tsc 0.52 ± 9% +0.4 0.93 ± 12% perf-profile.self.cycles-pp.update_sg_lb_stats 0.13 ± 28% +2.4 2.57 ± 84% perf-profile.self.cycles-pp.poll_idle Disclaimer: Results have been estimated based on internal Intel analysis and are provided for informational purposes only. Any difference in system hardware or software design or configuration may affect actual performance. -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki