meta-data=/dev/sda2 isize=512 agcount=4, agsize=1040320 blks
= sectsz=4096 attr=2, projid32bit=1
= crc=1 finobt=1 spinodes=0 rmapbt=0
= reflink=0
data = bsize=4096 blocks=4161280, imaxpct=25
= sunit=0 swidth=0 blks
naming =version 2 bsize=4096 ascii-ci=0 ftype=1
log =internal bsize=4096 blocks=2560, version=2
= sectsz=4096 sunit=1 blks, lazy-count=1
realtime =none extsz=4096 blocks=0, rtextents=0
Uptime is 8 days, no large number of files has been changes.
I have just compiled 4.14.28 to give it a try.
If you give me hint how to get & apply referenced commit to vanilla I
will give it a try.
br
Tomas Charvat
EXCELLO | Virusfree
w: www.virusfree.cz
e: tc@xxxxxxxxxx
On 03/20/2018 04:44 PM, Brian Foster wrote:
> On Tue, Mar 20, 2018 at 10:15:14AM -0500, Eric Sandeen wrote:
>> On 3/20/18 9:37 AM, Tomas Charvat wrote:
>>> Hi in recent versions of kernle-4.14 I'm getting following error.
>> The unlink transaction overran its reservation.
>>
>> I think this post-4.14 commit may fix it, but perhaps Brian can chime in?
>>
>> commit a6f485908d5210a5662f7a031bd1deeb3867e466
>> Author: Brian Foster <bfoster@xxxxxxxxxx>
>> Date: Mon Jan 8 10:41:36 2018 -0800
>>
>> xfs: include inobt buffers in ifree tx log reservation
>>
>>
> This looks like a block reservation overrun rather than a log
> reservation overrun. The above commit addresses the latter and so
> probably won't help this case.
>
> I'm wondering if you are affected by the metadata perag reservation leak
> fixed by commit ad90bb585c ("xfs: account finobt blocks properly in
> perag reservation"). I think that once the perag reservation is
> depleted, further block allocs might be accounted against the
> transaction such that an initial reservation is expected (which
> typically doesn't occur for this transaction).
>
> What is the geometry (xfs_info) of the fs? Has it been mounted for a
> long time, or long enough to see a large number of inode allocations and
> frees? Are you able to test the above referenced commit?
>
> Brian
>
>>> [Tue Mar 20 14:31:39 2018] XFS: Assertion failed: tp->t_blk_res_used <= tp->t_blk_res, file: fs/xfs/xfs_trans.c, line: 331
>>> [Tue Mar 20 14:31:39 2018] ------------[ cut here ]------------
>>> [Tue Mar 20 14:31:39 2018] WARNING: CPU: 0 PID: 13025 at fs/xfs/xfs_message.c:105 asswarn+0x17/0x20
>>> [Tue Mar 20 14:31:39 2018] CPU: 0 PID: 13025 Comm: async_8 Tainted: G W 4.14.26-gentoo #1
>>> [Tue Mar 20 14:31:39 2018] Hardware name: Xen HVM domU, BIOS 4.9.1 01/25/2018
>>> [Tue Mar 20 14:31:39 2018] task: ffff88003da7d940 task.stack: ffffc90008ba8000
>>> [Tue Mar 20 14:31:39 2018] RIP: 0010:asswarn+0x17/0x20
>>> [Tue Mar 20 14:31:39 2018] RSP: 0018:ffffc90008bab810 EFLAGS: 00010246
>>> [Tue Mar 20 14:31:39 2018] RAX: 0000000000000000 RBX: ffff8800d3f841e0 RCX: 0000000000000000
>>> [Tue Mar 20 14:31:39 2018] RDX: 00000000ffffffc0 RSI: 000000000000000a RDI: ffffffff81d22af7
>>> [Tue Mar 20 14:31:39 2018] RBP: ffffffffffffffff R08: 0000000000000000 R09: 0000000000000000
>>> [Tue Mar 20 14:31:39 2018] R10: 000000000000000a R11: f000000000000000 R12: ffff880148594000
>>> [Tue Mar 20 14:31:39 2018] R13: 0000000000200007 R14: 00000000000fdfc0 R15: ffff880148594000
>>> [Tue Mar 20 14:31:39 2018] FS: 00007f7658155700(0000) GS:ffff88014f400000(0000) knlGS:0000000000000000
>>> [Tue Mar 20 14:31:39 2018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>>> [Tue Mar 20 14:31:39 2018] CR2: 00007f327cc05010 CR3: 0000000016b76000 CR4: 00000000000406f0
>>> [Tue Mar 20 14:31:39 2018] Call Trace:
>>> [Tue Mar 20 14:31:39 2018] xfs_trans_mod_sb+0x226/0x2b0
>>> [Tue Mar 20 14:31:39 2018] xfs_alloc_ag_vextent+0x130/0x330
>>> [Tue Mar 20 14:31:39 2018] xfs_alloc_vextent+0x3ba/0x4b0
>>> [Tue Mar 20 14:31:39 2018] __xfs_inobt_alloc_block.isra.1+0x9f/0x130
>>> [Tue Mar 20 14:31:39 2018] __xfs_btree_split+0xfd/0x5c0
>>> [Tue Mar 20 14:31:39 2018] ? xfs_trans_read_buf_map+0x265/0x2f0
>>> [Tue Mar 20 14:31:39 2018] ? xfs_btree_read_buf_block.constprop.26+0xaf/0xf0
>>> [Tue Mar 20 14:31:39 2018] xfs_btree_split+0x66/0x110
>>> [Tue Mar 20 14:31:39 2018] xfs_btree_make_block_unfull+0x113/0x1d0
>>> [Tue Mar 20 14:31:39 2018] xfs_btree_insrec+0x419/0x500
>>> [Tue Mar 20 14:31:39 2018] xfs_btree_insert+0xe2/0x220
>>> [Tue Mar 20 14:31:39 2018] xfs_difree_finobt+0xd0/0x2d0
>>> [Tue Mar 20 14:31:39 2018] xfs_difree+0x162/0x220
>>> [Tue Mar 20 14:31:39 2018] xfs_ifree+0xd0/0x290
>>> [Tue Mar 20 14:31:39 2018] xfs_inactive_ifree+0xf6/0x290
>>> [Tue Mar 20 14:31:39 2018] xfs_inactive+0x112/0x2a0
>>> [Tue Mar 20 14:31:39 2018] xfs_fs_destroy_inode+0x82/0x1f0
>>> [Tue Mar 20 14:31:39 2018] do_unlinkat+0x1b9/0x320
>>> [Tue Mar 20 14:31:39 2018] do_syscall_64+0x87/0x330
>>> [Tue Mar 20 14:31:39 2018] ? schedule+0x2d/0x80
>>> [Tue Mar 20 14:31:39 2018] entry_SYSCALL_64_after_hwframe+0x3d/0xa2
>>> [Tue Mar 20 14:31:39 2018] RIP: 0033:0x7f7698c17967
>>> [Tue Mar 20 14:31:39 2018] RSP: 002b:00007f7658154e28 EFLAGS: 00000246 ORIG_RAX: 0000000000000057
>>> [Tue Mar 20 14:31:39 2018] RAX: ffffffffffffffda RBX: 00007f7658781a74 RCX: 00007f7698c17967
>>> [Tue Mar 20 14:31:39 2018] RDX: 00007f7658781a20 RSI: 00007f7658781b30 RDI: 00007f7658781b30
>>> [Tue Mar 20 14:31:39 2018] RBP: 00007f7658154e90 R08: 0000000000000000 R09: 0000000000000000
>>> [Tue Mar 20 14:31:39 2018] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f76587819e0
>>> [Tue Mar 20 14:31:39 2018] R13: 00007f7658154e80 R14: 0000000000000000 R15: 00007f7658600240
>>> [Tue Mar 20 14:31:39 2018] Code: 10 e8 8e f9 ff ff 0f 0b e8 67 06 db ff 0f 1f 80 00 00 00 00 48 89 f1 41 89 d0 48 c7 c6 68 1f d5 81 48 89 fa 31 ff e8 a9 fc ff ff <0f> 0b c3 66 0f 1f 44 00 00 48 89 f1 41 89 d0 48 c7 c6 68 1f d5
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