Re: [patch] voluntary-preempt-2.6.8-rc3-O5
From: Lee Revell
Date: Thu Aug 12 2004 - 17:02:29 EST
On Thu, 2004-08-12 at 03:21, Ingo Molnar wrote:
> * Lee Revell <rlrevell@xxxxxxxxxxx> wrote:
> > There is definitely some subtle bug in the preempt-timing patch,
> > because I am getting reports of long non-preemptible sections, which
> > do not correspond to an xrun in jackd - if these were real then even a
> > 400usec non-preemptible section would cause an xrun. I do not seem to
> > get many xruns during normal jackd operation.
> could you send me these latest preempt-timing warnings?
Here are all the XRUN traces and preempt-timing warnings for the last
~24 hours. I still have not had a chance to test with the latest
patches & config changes.
Here are some graphs from other test runs:
For reference here's an -mm kernel without the voluntary-preempt
Source code for the php script:
I based the php script on this perl script:
The web server is my desktop machine, so please don't complain if it
becomes unavailable without warning. I will try to keep the links
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