[dm-devel] [3.10.7] Reproductible soft lockup, recover but freeze even the mouse

Bastien ROUCARIES roucaries.bastien at gmail.com
Mon Sep 9 10:48:15 UTC 2013


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




More information about the dm-devel mailing list