[linux-audio-user] Re: Re: x86_64 and ingo's realtime patches, works?

Paul set at pobox.com
Thu Jan 19 23:53:13 EST 2006


Wolfgang Woehl <tito at rumford.de>, on Fri Jan 20, 2006 [12:22:12 AM] said:
> Lee Revell <rlrevell at joe-job.com>:
> > On Thu, 2006-01-19 at 10:16 +0100, Wolfgang Woehl wrote:
> > > Mike Taht <mike.taht at gmail.com>:
> > > > Over these nearly 3 days of constant operation I've had
> > > > about 41 xruns (as best as I can tell, related to major
> > > > program startup (things like openoffice) and heavy
> > > > swapping). The maximum scheduling latency was 31.177
> > > > msec.
> > >
> > > Have you tried cdparanoia / cdrecord as workload?
> >
> > What would be the point of that?  cdrecord runs at the
> > maximum RT priority so of course it will cause xruns, it's
> > the expected behavior.
> 
> Ah ok, I never looked closer. Do you know whether this maximum 
> priority for cdrecord and the like is still a necessity on 
> contemporary machines and kernels?
> 
> Wolfgang
> 

	Hi;

	Its never been a necessity in my experience. It is, rather
a safeguard against buffer underruns. Ive never bothered to run it
suid root, or as root. Or rather, I have avoided doing that.

Paul
set at pobox.com



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