Re: hanging aio process

From: Benjamin LaHaise
Date: Wed May 21 2014 - 09:20:45 EST


On Wed, May 21, 2014 at 10:48:55AM +0200, Sebastian Ott wrote:
> >
> > I already did that and it didn't change, always 1 + (1UL << 31) in all
> > cases, before and after percpu_ref_kill(&ctx->reqs). I'm not really
> > familiar with this percpu_ref stuff but it looks like the initial
> > reference is dropped asynchronous.
>
>
> cat /sys/kernel/debug/tracing/trace

Your trace still isn't monitoring aio_complete(). You need to check if
aio_complete() is getting called in order to determine if the bug is in
the core aio code or not.

-ben
--
"Thought is the essence of where you are now."
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