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SubjectRe: [PATCH] Give kjournald a IOPRIO_CLASS_RT io priority
On Thu, 2 Oct 2008 08:04:44 -0400
Theodore Tso <tytso@mit.edu> wrote:

>
> > But sometimes that doesn't work (including the place where I
> > knowingly broke it). If we can find and fix the offending piece of
> > jbd logic (a big if) then all is peachy.
>
> Do we have workloads that can easily demonstrate this problem? If so,
> we can add some tracing code which will allow us to see which theory
> is correct, and what is actually happening.

I can very easily reproduce it; my mail client (claws) stalls due to
this several seconds at least once every 5 to 10 minutes...
(usually when I'm typing an email.. grumble)



--
Arjan van de Ven Intel Open Source Technology Centre
For development, discussion and tips for power savings,
visit http://www.lesswatts.org


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