From: Anand Jain <anand.jain@oracle.com>
To: Yauhen Kharuzhy <yauhen.kharuzhy@zavadatar.com>
Cc: linux-btrfs@vger.kernel.org, dsterba@suse.cz
Subject: Re: [PATCH v4 00/13] Introduce device state 'failed', spare device and auto replace
Date: Thu, 14 Apr 2016 06:43:44 +0800 [thread overview]
Message-ID: <570ECBA0.1060801@oracle.com> (raw)
In-Reply-To: <20160412200242.GB17845@jeknote.loshitsa1.net>
On 04/13/2016 04:02 AM, Yauhen Kharuzhy wrote:
> On Tue, Apr 12, 2016 at 10:15:50PM +0800, Anand Jain wrote:
>> Thanks for various comments, tests and feedback.
>
> Seems working for me. I have triggered OOM killer while testing this in VirtualBox but
> I don't think that it is related to autoreplace,
Yep looks like. I suggest to report those bugs separately and not as a
review/testing reply to the patch.
Thanks, Anand
> it seems to be scrub implementation issue:
> [ 449.615157] CPU: 0 PID: 1771 Comm: btrfs-health Not tainted 4.4.5-scst31x+ #25
> [ 449.621763] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
> [ 449.647614] 0000000000000000 ffff8800601c7660 ffffffff813529e3 ffff8800601c7858
> [ 449.659766] ffff88005ba66140 ffff8800601c76d0 ffffffff8121b41e ffff8800601c7680
> [ 449.683167] ffffffff810d7ccd ffff8800601c76a0 0000000000000206 ffffffff81c6d0e0
> [ 449.700746] Call Trace:
> [ 449.705078] [<ffffffff813529e3>] dump_stack+0x85/0xc2
> [ 449.715238] [<ffffffff8121b41e>] dump_header+0x5a/0x21d
> [ 449.725400] [<ffffffff810d7ccd>] ? trace_hardirqs_on+0xd/0x10
> [ 449.741261] [<ffffffff811a3e80>] oom_kill_process+0x200/0x3d0
> [ 449.753042] [<ffffffff811a4602>] out_of_memory+0x562/0x580
> [ 449.765923] [<ffffffff811a4373>] ? out_of_memory+0x2d3/0x580
> [ 449.768455] [<ffffffff811aa98c>] __alloc_pages_nodemask+0xafc/0xc80
> [ 449.770281] [<ffffffff811f5ebb>] alloc_pages_current+0x9b/0x1c0
> [ 449.783371] [<ffffffffa02160f5>] scrub_pages+0xb5/0x400 [btrfs]
> [ 449.804598] [<ffffffffa0212a65>] ? scrub_find_csum+0xd5/0x110 [btrfs]
> [ 449.819145] [<ffffffffa0216dce>] scrub_stripe+0x82e/0x1180 [btrfs]
> [ 449.829299] [<ffffffffa0217830>] scrub_chunk+0x110/0x160 [btrfs]
> [ 449.835859] [<ffffffffa0217afc>] scrub_enumerate_chunks+0x27c/0x560 [btrfs]
> [ 449.852805] [<ffffffff810ceb00>] ? wake_atomic_t_function+0x30/0x70
> [ 449.867081] [<ffffffffa021930d>] btrfs_scrub_dev+0x1cd/0x680 [btrfs]
> [ 449.876784] [<ffffffffa022d234>] btrfs_dev_replace_start+0x334/0x540 [btrfs]
> [ 449.891503] [<ffffffffa022def8>] btrfs_auto_replace_start+0xf8/0x140 [btrfs]
> [ 449.911958] [<ffffffffa01ac4e6>] health_kthread+0x246/0x490 [btrfs]
> [ 449.922132] [<ffffffffa01ac3d8>] ? health_kthread+0x138/0x490 [btrfs]
> [ 449.946273] [<ffffffffa01ac2a0>] ? btrfs_congested_fn+0x180/0x180 [btrfs]
> [ 449.975742] [<ffffffff810a70df>] kthread+0xef/0x110
> [ 449.994914] [<ffffffff810dc081>] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
> [ 450.022306] [<ffffffff810a6ff0>] ? kthread_create_on_node+0x200/0x200
> [ 450.036069] [<ffffffff81637d2f>] ret_from_fork+0x3f/0x70
> [ 450.045622] [<ffffffff810a6ff0>] ? kthread_create_on_node+0x200/0x200
> [ 450.047625] Mem-Info:
> [ 450.055195] active_anon:30 inactive_anon:71 isolated_anon:0
> [ 450.055195] active_file:220 inactive_file:980 isolated_file:0
> [ 450.055195] unevictable:527 dirty:41 writeback:59 unstable:0
> [ 450.055195] slab_reclaimable:18226 slab_unreclaimable:283931
> [ 450.055195] mapped:612 shmem:10 pagetables:1209 bounce:0
> [ 450.055195] free:3310 free_pcp:153 free_cma:0
> [ 450.069070] Node 0 DMA free:6232kB min:48kB low:60kB high:72kB active_anon:0kB inactive_anon:0kB active_file:8kB ina
> ctive_file:16kB unevictable:28kB isolated(anon):0kB isolated(file):0kB present:15992kB managed:15908kB mlocked:28kB dir
> ty:4kB writeback:0kB mapped:4kB shmem:0kB slab_reclaimable:788kB slab_unreclaimable:6236kB kernel_stack:96kB pagetables
> :48kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:220 all_unreclaim
> able? yes
> [ 450.161023] lowmem_reserve[]: 0 1546 1546 1546
> [ 450.181786] Node 0 DMA32 free:10620kB min:4896kB low:6120kB high:7344kB active_anon:120kB inactive_anon:176kB active
> _file:964kB inactive_file:1132kB unevictable:2080kB isolated(anon):0kB isolated(file):0kB present:1668032kB managed:158
> 3780kB mlocked:2080kB dirty:160kB writeback:112kB mapped:2568kB shmem:40kB slab_reclaimable:72116kB slab_unreclaimable:1129488kB kernel_stack:4192kB pagetables:4788kB unstable:0kB bounce:0kB free_pcp:740kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
> [ 450.267804] lowmem_reserve[]: 0 0 0 0
> [ 450.272899] Node 0 DMA: 45*4kB (UME) 31*8kB (UME) 19*16kB (ME) 10*32kB (ME) 7*64kB (ME) 7*128kB (UME) 3*256kB (UME) 2*512kB (UM) 2*1024kB (M) 0*2048kB 0*4096kB = 6236kB
> [ 450.286381] Node 0 DMA32: 2006*4kB (UME) 453*8kB (UME) 68*16kB (UME) 15*32kB (UM) 2*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13472kB
> [ 450.299928] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
> [ 450.304622] 985 total pagecache pages
> [ 450.306857] 111 pages in swap cache
> [ 450.308870] Swap cache stats: add 9380, delete 9269, find 113/183
> [ 450.312090] Free swap = 381628kB
> [ 450.314188] Total swap = 418492kB
> [ 450.317644] 421006 pages RAM
> [ 450.319573] 0 pages HighMem/MovableOnly
> [ 450.322100] 21084 pages reserved
> [ 450.323853] 0 pages hwpoisoned
> ...
>
next prev parent reply other threads:[~2016-04-13 22:44 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-12 14:15 [PATCH v4 00/13] Introduce device state 'failed', spare device and auto replace Anand Jain
2016-04-12 14:15 ` [PATCH 01/13] btrfs: Introduce a new function to check if all chunks a OK for degraded mount Anand Jain
2016-04-12 19:21 ` Yauhen Kharuzhy
2016-04-12 14:15 ` [PATCH 02/13] btrfs: Do per-chunk check for mount time check Anand Jain
2016-04-12 14:15 ` [PATCH 03/13] btrfs: Do per-chunk degraded check for remount Anand Jain
2016-04-12 14:15 ` [PATCH 04/13] btrfs: Allow barrier_all_devices to do per-chunk device check Anand Jain
2016-04-12 14:15 ` [PATCH 05/13] btrfs: Cleanup num_tolerated_disk_barrier_failures Anand Jain
2016-04-12 14:15 ` [PATCH 06/13] btrfs: introduce BTRFS_FEATURE_INCOMPAT_SPARE_DEV Anand Jain
2016-04-12 14:15 ` [PATCH 07/13] btrfs: add check not to mount a spare device Anand Jain
2016-04-12 14:15 ` [PATCH 08/13] btrfs: support btrfs dev scan for " Anand Jain
2016-04-12 14:15 ` [PATCH 09/13] btrfs: provide framework to get and put a " Anand Jain
2016-04-12 14:16 ` [PATCH 10/13] btrfs: introduce helper functions to perform hot replace Anand Jain
2016-04-12 14:40 ` kbuild test robot
2016-04-12 14:16 ` [PATCH 11/13] btrfs: introduce device dynamic state transition to offline or failed Anand Jain
2016-04-14 1:15 ` [PATCH] Btrfs: Set superblock s_bdev field properly at device closing Yauhen Kharuzhy
2016-04-14 6:59 ` Anand Jain
2016-04-14 9:10 ` Yauhen Kharuzhy
2016-04-14 9:48 ` Anand Jain
2016-04-14 10:51 ` [PATCH v5 11/13] btrfs: introduce device dynamic state transition to offline or failed Anand Jain
2016-04-14 16:56 ` Yauhen Kharuzhy
2016-04-18 10:50 ` Anand Jain
2016-04-12 14:16 ` [PATCH 12/13] btrfs: check device for critical errors and mark failed Anand Jain
2016-04-12 14:16 ` [PATCH 13/13] btrfs: check for failed device and hot replace Anand Jain
2016-04-12 20:02 ` [PATCH v4 00/13] Introduce device state 'failed', spare device and auto replace Yauhen Kharuzhy
2016-04-13 22:43 ` Anand Jain [this message]
2016-04-13 21:21 ` Yauhen Kharuzhy
2016-04-14 8:45 ` Anand Jain
2016-04-14 9:22 ` Yauhen Kharuzhy
2016-04-14 9:57 ` Anand Jain
2016-04-14 19:12 ` Yauhen Kharuzhy
2016-04-14 23:09 ` Yauhen Kharuzhy
2016-04-18 8:54 ` Anand Jain
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