From: Mike Galbraith <bitbucket@online.de>
To: muli.baron@gmail.com
Cc: linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org
Subject: Re: CONFIG_NO_HZ_FULL + CONFIG_PREEMPT_RT_FULL = nogo
Date: Sun, 22 Dec 2013 06:37:11 +0100 [thread overview]
Message-ID: <1387690631.5412.58.camel@marge.simpson.net> (raw)
In-Reply-To: <1387689024.5412.49.camel@marge.simpson.net>
On Sun, 2013-12-22 at 06:10 +0100, Mike Galbraith wrote:
> DL980 with same rt7 patchset/config, but with nohz_full=55-63 can take a
> while to make up its mind, but does kick in (this boot anyway).
While rebuilding with distro config (lard=max, but nohz_full=off)...
[ 2230.960596] ------------[ cut here ]------------
[ 2231.008947] WARNING: CPU: 24 PID: 372 at kernel/time/tick-sched.c:161 can_stop_full_tick+0x1b3/0x1c0()
[ 2231.136916] Modules linked in: nfsv3 nfs_acl nfs fscache lockd sunrpc autofs4 edd af_packet bridge stp llc cpufreq_conservative cpufreq_userspace cpufreq_powersave pcc_cpufreq fuse loop ipmi_si iTCO_wdt iTCO_vendor_support gpio_ich sg sr_mod cdrom joydev ipmi_msghandler netxen_nic bnx2 i7core_edac lpc_ich mfd_core edac_core acpi_power_meter pcspkr button ext3 jbd radeon ttm drm_kms_helper drm i2c_algo_bit thermal processor thermal_sys scsi_dh_rdac scsi_dh_alua scsi_dh_emc scsi_dh_hp_sw scsi_dh ata_generic ata_piix hpsa cciss
[ 2231.633825] CPU: 24 PID: 372 Comm: ksoftirqd/24 Not tainted 3.12.6-rt7 #189
[ 2231.633827] Hardware name: Hewlett-Packard ProLiant DL980 G7, BIOS P66 07/07/2010
[ 2231.633831] 00000000ffffffff ffff88027459bbf8 ffffffff81573a2d ffffffff810b8583
[ 2231.633833] 00000000000000a1 ffff88027459bc38 ffffffff8104fe1c ffff88027459bc28
[ 2231.633834] ffff88027710be40 ffff880277100000 0000000000000002 0000000000000000
[ 2231.633835] Call Trace:
[ 2231.633854] [<ffffffff81573a2d>] dump_stack+0x4d/0xa8
[ 2231.633863] [<ffffffff810b8583>] ? can_stop_full_tick+0x1b3/0x1c0
[ 2231.633872] [<ffffffff8104fe1c>] warn_slowpath_common+0x8c/0xc0
[ 2231.633928] [<ffffffff8104fe6a>] warn_slowpath_null+0x1a/0x20
[ 2231.633929] [<ffffffff810b8583>] can_stop_full_tick+0x1b3/0x1c0
[ 2231.633931] [<ffffffff810b8625>] __tick_nohz_full_check+0x95/0xb0
[ 2231.633933] [<ffffffff810b864e>] nohz_full_kick_work_func+0xe/0x10
[ 2231.633941] [<ffffffff8110a0a9>] __irq_work_run+0x69/0x80
[ 2231.633943] [<ffffffff8110a0c9>] irq_work_run+0x9/0x10
[ 2231.633946] [<ffffffff8105e1f4>] run_timer_softirq+0x24/0x2d0
[ 2231.633955] [<ffffffff8108a2a5>] ? sched_clock_cpu+0xc5/0x110
[ 2231.633958] [<ffffffff8108afc5>] ? account_system_time+0x175/0x1a0
[ 2231.633964] [<ffffffff810560c6>] handle_softirq+0xa6/0x180
[ 2231.633966] [<ffffffff810562f8>] do_current_softirqs+0x158/0x230
[ 2231.633968] [<ffffffff81056403>] run_ksoftirqd+0x33/0x50
[ 2231.633971] [<ffffffff8107ee82>] smpboot_thread_fn+0x232/0x360
[ 2231.633973] [<ffffffff8107ec50>] ? smpboot_create_threads+0x80/0x80
[ 2231.633977] [<ffffffff8107571e>] kthread+0xbe/0xd0
[ 2231.633978] [<ffffffff81075660>] ? kthreadd+0x1d0/0x1d0
[ 2231.633988] [<ffffffff8157fb2c>] ret_from_fork+0x7c/0xb0
[ 2231.633990] [<ffffffff81075660>] ? kthreadd+0x1d0/0x1d0
[ 2231.633992] ---[ end trace 0000000000000002 ]---
next prev parent reply other threads:[~2013-12-22 5:37 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-31 14:07 Mike Galbraith
2013-11-06 17:49 ` Thomas Gleixner
2013-11-07 3:26 ` Mike Galbraith
2013-11-07 4:31 ` Mike Galbraith
2013-11-07 11:21 ` Thomas Gleixner
2013-11-07 12:59 ` Frederic Weisbecker
2013-11-07 13:13 ` Thomas Gleixner
2013-11-12 8:06 ` Mike Galbraith
2013-11-12 9:28 ` Thomas Gleixner
2013-11-15 16:30 ` [PATCH] rtmutex: take the waiter lock with irqs off Sebastian Andrzej Siewior
2013-11-15 20:14 ` [PATCH v2] " Sebastian Andrzej Siewior
2013-11-18 14:10 ` Peter Zijlstra
2013-11-18 17:56 ` Peter Zijlstra
2013-11-18 23:59 ` Frederic Weisbecker
2013-11-19 8:30 ` Peter Zijlstra
2013-11-22 13:59 ` Sebastian Andrzej Siewior
2013-11-22 16:08 ` Peter Zijlstra
2013-11-22 16:21 ` Sebastian Andrzej Siewior
2013-11-22 17:44 ` Sebastian Andrzej Siewior
2013-11-25 18:33 ` Paul Gortmaker
2013-11-07 13:07 ` CONFIG_NO_HZ_FULL + CONFIG_PREEMPT_RT_FULL = nogo Mike Galbraith
2013-12-20 15:41 ` Sebastian Andrzej Siewior
2013-12-21 9:11 ` Mike Galbraith
2013-12-21 17:21 ` Muli Baron
2013-12-22 4:17 ` Mike Galbraith
2013-12-22 5:10 ` Mike Galbraith
2013-12-22 5:37 ` Mike Galbraith [this message]
2013-12-22 5:16 ` Mike Galbraith
2013-11-08 3:23 ` Paul E. McKenney
2013-11-08 7:31 ` Mike Galbraith
2013-11-08 12:37 ` Paul E. McKenney
2013-11-08 13:26 ` Mike Galbraith
2013-11-08 14:03 ` Paul E. McKenney
2013-11-08 14:21 ` Mike Galbraith
2013-11-08 14:29 ` Frederic Weisbecker
2013-11-08 14:45 ` Paul E. McKenney
2013-11-08 16:03 ` Frederic Weisbecker
2013-11-08 14:53 ` Mike Galbraith
2013-11-08 16:04 ` Frederic Weisbecker
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1387690631.5412.58.camel@marge.simpson.net \
--to=bitbucket@online.de \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-rt-users@vger.kernel.org \
--cc=muli.baron@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Powered by JetHome