Re: [patch] voluntary-preempt-2.6.8.1-P5

Ingo Molnar
2004-08-21T09:19:39Z

* Lee Revell <rlrevell@joe-job.com> wrote:

> > > http://krustophenia.net/testresults.php?dataset=2.6.8.1-P6#/var/www/2.6.8.1-P6/trace8.txt
> >
> > i suspect if you turn off tracing (or disable it in the kernel
> > completely) then you'd see below-100 usec latencies here. A trace entry
> > costs ~0.3 usecs on your box, so this 50-entry trace has roughly 15
> > usecs of tracing overhead :-)
> >
>
> FWIW, I did see one of these over 200 usecs.

which trace is this?

Ingo