Re: INFO: task journal:337 blocked for more than 120 seconds

From: Marcelo Tosatti
Date: Thu Oct 01 2009 - 09:20:45 EST


On Wed, Sep 30, 2009 at 02:11:52PM -0700, Shirley Ma wrote:
> Hello all,
>
> Anybody found this problem before? I kept hitting this issue for 2.6.31
> guest kernel even with a simple network test.
>
> INFO: task kjournal:337 blocked for more than 120 seconds.
> "echo 0 > /proc/sys/kernel/hung_task_timeout_sec" disables this message.
>
> kjournald D 00000041 0 337 2 0x00000000
>
> My test is totally being blocked.

I've hit this in the past with ext3, mounting with data=writeback made it
disappear.

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