linux-kernel - Re: [3.10.7] Reproductible soft lockup, recover but freeze even the mouse

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Message-ID: <eef6aca5-3ec5-488c-bd9f-09930313ba37@email.android.com>
Date:	Fri, 13 Sep 2013 09:29:49 +0200
From:	roucaries.bastien@...il.com
To:	dm-devel@...hat.com
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Theodore Ts'o <tytso@....edu>,
	Andreas Dilger <adilger.kernel@...ger.ca>
Subject: Re: [3.10.7] Reproductible soft lockup, recover but freeze even the mouse




Bastien ROUCARIES <roucaries.bastien@...il.com> a écrit :
>On Mon, Sep 9, 2013 at 11:48 AM, NeilBrown <neilb@...e.de> wrote:
>> On Mon, 9 Sep 2013 10:58:12 +0200 Bastien ROUCARIES
>> <roucaries.bastien@...il.com> wrote:
>>
>>> Hi,
>>>
>>> I experiment a soft lockup. during 20 s I have no mouse, could not
>>> switch back to console and so on.
>>>
>>> I achieve to get a backtrace by echo 15 >
>>> /proc/sys/kernel/hung_task_timeout_secs
>>>
>>> Seems file system related (hdd led is on).

If needed I could add trace. Sorry for double post Google phone mail is by default HTML I expect now plain text.

Bastien


>>> My filesystems are ext4 over raid0 so add some cc
>>
>> Appears to be "dm" raid0 rather than "md" raid0 - so not my area.
>> May help to include dm-devel@...hat.com, and maybe include a
>description of
>> the dm configuration.  e.g. "dmsetup table" output.
>
>dmsetup  table
>VOL-ROOT: 0 195305472 linear 9:1 2048
>VOL-HOME: 0 1562501120 linear 9:1 195307520
>
>>
>> NeilBrown

-- 
Envoyé de mon téléphone Android avec K-9 Mail. Excusez la brièveté.
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