From: Anand Jain <anand.jain@oracle.com>
To: Konstantinos Skarlatos <k.skarlatos@gmail.com>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: btrfs scrub status misreports as "interrupted"
Date: Wed, 10 Dec 2014 10:51:15 +0800 [thread overview]
Message-ID: <5487B523.10708@oracle.com> (raw)
In-Reply-To: <5486E82A.6080301@gmail.com>
Is there any relevant log in the dmegs ?
On 09/12/2014 20:16, Konstantinos Skarlatos wrote:
> I've got the exact same problem, with a 4 drive RAID1. kernel 3.18-git
> and btrfs tools-git, all built yesterday.
>
> On 22/11/2014 2:13 μμ, Marc Joliet wrote:
>> Hi all,
>>
>> While I haven't gotten any "scrub already running" type errors any
>> more, I do
>> get one strange case of state misreport. When running scrub on /home
>> (btrfs
>> RAID10), after 3 of 4 drives have completed, the 4th drive (sdb) will
>> report as
>> interrupted, despite still running:
>>
>> # btrfs scrub status -d /home
>> scrub status for 472c9290-3ff2-4096-9c47-0612d3a52cef
>> scrub device /dev/sda (id 1) history
>> scrub started at Sat Nov 22 11:57:34 2014 and finished after 3380
>> seconds
>> total bytes scrubbed: 252.86GiB with 0 errors
>> scrub device /dev/sdb (id 2) status
>> scrub started at Sat Nov 22 11:57:34 2014, interrupted after 3698
>> seconds, not running
>> total bytes scrubbed: 217.50GiB with 0 errors
>> scrub device /dev/sdc (id 3) history
>> scrub started at Sat Nov 22 11:57:34 2014 and finished after 3013
>> seconds
>> total bytes scrubbed: 252.85GiB with 0 errors
>> scrub device /dev/sdd (id 4) history
>> scrub started at Sat Nov 22 11:57:34 2014 and finished after 2994
>> seconds
>> total bytes scrubbed: 252.85GiB with 0 errors
>>
>> The funny thing is, the time will still update as the scrub keeps going:
>>
>> # btrfs scrub status -d /home
>> scrub status for 472c9290-3ff2-4096-9c47-0612d3a52cef
>> scrub device /dev/sda (id 1) history
>> scrub started at Sat Nov 22 11:57:34 2014 and finished after 3380
>> seconds
>> total bytes scrubbed: 252.86GiB with 0 errors
>> scrub device /dev/sdb (id 2) status
>> scrub started at Sat Nov 22 11:57:34 2014, interrupted after 4136
>> seconds, not running
>> ^^^^^^^^^^^^
>> total bytes scrubbed: 239.44GiB with 0 errors
>> scrub device /dev/sdc (id 3) history
>> scrub started at Sat Nov 22 11:57:34 2014 and finished after 3013
>> seconds
>> total bytes scrubbed: 252.85GiB with 0 errors
>> scrub device /dev/sdd (id 4) history
>> scrub started at Sat Nov 22 11:57:34 2014 and finished after 2994
>> seconds
>> total bytes scrubbed: 252.85GiB with 0 errors
>>
>> This has happened a few times, and when sdb finally finishes, the
>> status is then
>> reported correctly as "finished":
>>
>> # btrfs scrub status -d /home
>> scrub status for 472c9290-3ff2-4096-9c47-0612d3a52cef
>> scrub device /dev/sda (id 1) history
>> scrub started at Sat Nov 22 11:57:34 2014 and finished after 3380
>> seconds
>> total bytes scrubbed: 252.86GiB with 0 errors
>> scrub device /dev/sdb (id 2) history
>> scrub started at Sat Nov 22 11:57:34 2014 and finished after 4426
>> seconds
>> total bytes scrubbed: 252.88GiB with 0 errors
>> scrub device /dev/sdc (id 3) history
>> scrub started at Sat Nov 22 11:57:34 2014 and finished after 3013
>> seconds
>> total bytes scrubbed: 252.85GiB with 0 errors
>> scrub device /dev/sdd (id 4) history
>> scrub started at Sat Nov 22 11:57:34 2014 and finished after 2994
>> seconds
>> total bytes scrubbed: 252.85GiB with 0 errors
>>
>> Kernel and btrfs-progs version:
>>
>> # uname -a
>> Linux marcec 3.16.7-gentoo #1 SMP PREEMPT Fri Oct 31 22:45:54 CET 2014
>> x86_64 AMD Athlon(tm) 64 X2 Dual Core Processor 4200+ AuthenticAMD
>> GNU/Linux
>>
>> # btrfs --version
>> Btrfs v3.17.1
>>
>> Should I open a report on bugzilla?
>>
>
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next prev parent reply other threads:[~2014-12-10 2:48 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-22 12:13 btrfs scrub status misreports as "interrupted" Marc Joliet
2014-12-09 12:16 ` Konstantinos Skarlatos
2014-12-10 2:51 ` Anand Jain [this message]
2014-12-10 19:28 ` Marc Joliet
2014-12-10 19:32 ` Konstantinos Skarlatos
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