Re: [Ext2-devel] [PATCH 2/2] ext2/3: Support2^32-1blocks(e2fsprogs)

["Takashi Sato" <sho@bsd.tnes.nec.co.jp>]

Hi,

Sorry, I'm very busy this week, so I'll look into it next week.


>> Okay. I tested your patches and mkfs changes.
>> 
>> I am able to create a >8TB filesystem and was able to
>> mount it :)
>> 
>> elm3b29:~ # df
>> Filesystem           1K-blocks      Used Available Use% Mounted on
>> /dev/hda2             79366980  76545536   2821444  97% /
>> tmpfs                  3574032         8   3574024   1% /dev/shm
>> /dev/md0             9833697924    131228 9677640816   1% /mnt
>> 
>> I run single "fsx" tests and quickly ran into issues. fsx complained
>> about data mismatch :(
>> 
>> Here is the "dmesg" output:
>> 
>> EXT3 FS on md0, internal journal
>> EXT3-fs: mounted filesystem with ordered data mode.
>> EXT3-fs error (device md0): ext3_new_block: Allocating block in system
>> zone - block = 131072
>> Aborting journal on device md0.
>> ext3_abort called.
>> EXT3-fs error (device md0): ext3_journal_start_sb: Detected aborted
>> journal
>> Remounting filesystem read-only
>> fsx-linux[15668]: segfault at fffffffffffffffb rip 00002b33b3eddda0 rsp
>> 00007fffffef1e38 error 4
>> fsx-linux[15667]: segfault at fffffffffffffffb rip 00002b7736f5dda0 rsp
>> 00007fffffb70da8 error 4
>> ext3_new_block: block was unexpectedly set in b_committed_data
>> EXT3-fs error (device md0) in ext3_reserve_inode_write: Journal has
>> aborted
>> fsx-linux[15666]: segfault at fffffffffffffffb rip 00002b0582de6da0 rsp
>> 00007fffffd24f18 error 4
>> fsx-linux[15669]: segfault at 00000000ffffffff rip 00002ad94d283da0 rsp
>> 00007fffff95aa28 error 4
>> __journal_remove_journal_head: freeing b_committed_data
>> __journal_remove_journal_head: freeing b_committed_data
>> __journal_remove_journal_head: freeing b_committed_data
> 
> More information. I ran the test with "-onoreservation" thinking that
> the patch didn't address "reservation code" issues and I still ran
> into block allocation problems. Hope this helps.
> 
> EXT3 FS on md0, internal journal
> EXT3-fs: mounted filesystem with ordered data mode.
> EXT3-fs error (device md0): ext3_new_block: block(3304604584) >= blocks
> count(2497616320) - block_group = 4, es == ffff8101dee44400
> Aborting journal on device md0.
> ext3_abort called.
> EXT3-fs error (device md0): ext3_journal_start_sb: Detected aborted
> journal
> Remounting filesystem read-only
> fsx-linux[18270]: segfault at fffffffffffffffb rip 00002b9eae932da0 rsp
> 00007fffffbf73d8 error 4
> fsx-linux[18271]: segfault at fffffffffffffffb rip 00002aafb6ebada0 rsp
> 00007fffffaf0e58 error 4
> fsx-linux[18272]: segfault at fffffffffffffffb rip 00002abcc19b7da0 rsp
> 00007fffffde6348 error 4
> EXT3-fs error (device md0) in ext3_prepare_write: IO failure
> __journal_remove_journal_head: freeing b_committed_data
> journal commit I/O error
> fsx-linux[18273]: segfault at fffffffffffffffb rip 00002b6b16724da0 rsp
> 00007ffffff8f5e8 error 4
> 
> 
> Thanks,
> Badari
> 
> 
> 
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