Re: How how latent should non-preemptive scheduling be?

From: Matt Keenan
Date: Sun Sep 21 2008 - 17:00:17 EST


On Wed, 2008-09-17 at 22:18 +0100, Sitsofe Wheeler wrote:
> Hi,
>
> I have an EeePC 900 (Intel Celeron 900Mhz) and it seems to be skipping
> while playing sound through various desktop apps with a 2.6.27rc6
> kernel. It is running off an SD card which really shows up slow writes
> but the sound is seemingly skipping even when ext3 is not being used.

[snip snip]

If you use ALSA you could write a custom .asoundrc file and increase
ALSA's default buffer size, this gives the hardware a longer buffer to
play which may work around the problem. This used to do the trick for me
with the old scheduler with slow machines. Not a fix but if nothing else
works...

Matt

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