Audio after heavy filesystem activity
Simon 'corecode' Schubert
corecode at fs.ei.tum.de
Fri Dec 21 07:07:08 PST 2007
Matthew Dillon wrote:
> There are several possible causes and several possible solutions.
> Ultimately running the sound device interrupt MPSAFE would allow it
> to preempt the kernel in nearly all situations.
I was under the impression that the sound devices are MPSAFE.
I rather suspect that the userland process producing the audio data is
not being scheduled as often as it should, thus causing the blips.
> Separating the
> mount point's vnode list into a clean list and a dirty list would
> also reduce the amount of scanning SYNC has to do by a lot. Doing
> a staggered sync would also help.... right now its done on a mount
> by mount basis.
Yes, this should be done eventually.
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