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

From: Paul <set@email-addr-hidden>
Date: Fri Jan 20 2006 - 06:53:13 EET

Wolfgang Woehl <tito@email-addr-hidden>, on Fri Jan 20, 2006 [12:22:12 AM] said:
> Lee Revell <rlrevell@email-addr-hidden-job.com>:
> > On Thu, 2006-01-19 at 10:16 +0100, Wolfgang Woehl wrote:
> > > Mike Taht <mike.taht@email-addr-hidden>:
> > > > 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@email-addr-hidden
Received on Fri Jan 20 08:15:07 2006

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