Re: CFS + Rhythmbox audio skipping

From: Ingo Molnar
Date: Fri Aug 24 2007 - 10:57:53 EST



* Frederik Himpe <fhimpe@xxxxxxxxxx> wrote:

> Some time ago, it was already discussed here that Rhythmbox would
> easily cause audio skipping when running with the CFS scheduler
> (http:// bhhdoa.org.au/pipermail/ck/2007-June/007886.html). It was
> said to be a Rhythmbox problem, for which someone needed to open a bug
> report. Well, I just did this, but the developer says he cannot
> reproduce this, and denies that Rhythmbox is making any X calls in its
> audio playback thread, so this bug is blocked for the moment.
>
> http://bugzilla.gnome.org/show_bug.cgi?id=467437
>
> It seems that there are people who know better what is wrong exactly.
> Can somebody give some more details about what Rhythmbox is doing
> wrong, either here, either in the bug ticket?

could you first check whether CFS v20.3:

http://people.redhat.com/mingo/cfs-scheduler/

is it still showing the same symptoms with rhythmbox? If yes, what kind
of load of yours is typically causing the Rhythmbox skipping? x11perf?

Ingo
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