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

[roucaries.bastien@gmail.com]

Bastien ROUCARIES <roucaries.bastien@gmail.com> a écrit :
>On Mon, Sep 9, 2013 at 11:48 AM, NeilBrown <neilb@suse.de> wrote:
>> On Mon, 9 Sep 2013 10:58:12 +0200 Bastien ROUCARIES
>> <roucaries.bastien@gmail.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@redhat.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

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