[PlanetCCRMA] several fc3 issues

Fernando Lopez-Lezcano nando@ccrma.Stanford.EDU
Tue Feb 15 17:20:02 2005

On Tue, 2005-02-15 at 17:14, Jonathan Segel wrote:
> On Feb 15, 2005, at 3:45 PM, Fernando Lopez-Lezcano wrote:
> > On Mon, 2005-02-14 at 10:24, Jonathan Segel wrote:
> >> after a few shows using my fc1 on sharp-laptop setup, i've gone back 
> >> to
> >> trying to get fc3 working. i'm having some problems.
> >> several things won't start form the Sound & Video menu. Snd is one of
> >> them, whcih when launched from command line says segmentation fault!
> >
> > I did see this problem and apparently it has to do with a combination 
> > of
> > opengl/motif/x issues.
> ...
> >  If I logout and
> > login again (without rebooting) then glxgears reports good numbers and
> > snd works. Very very weird.
> hmm. as user, glxgears segfaults first time! 


> as root, ~224fps. then log out and back in, user 314fps, root 244..
> ??  and after logout/login, snd works... ok, then!

Or (I forgot) install the gtk version ("apt-get install snd-gtk", the
executable is in /usr/bin/snd-gtk). I don't think it has this problem. 

> this is intel 830  video card.  i don't know about x acceleration. 
> strangely also, while showing no xruns now, while playing a file in 
> snd, if i adjust any of its views i get playback gaps and stutters. 

That is, regretfully, to be expected. Snd is not multithreaded. 

> plus the graphic if channel one goes away...
> >>
> >> and most noticable: xruns! xruns that interfere with sound output! i'm
> >> trying by stopping lots of services, but still seems to happen on an
> >> almost regular basis. yuck.
> >
> > That's not good. I'm having good performance myself. Have you installed
> > the kernel through the planetccrma-core-edge meta packages? If so, what
> > does /etc/rc.d/init.d/rtload status reports? Have you set up the
> > priority of jack to, say, something like "60"?
> rtload status is normal (for us): any=1; gid=1; mlock=1
> i hadn't reset jack priority. trying that now too.
> >
> >> this is using 2.6.10-0.5.rdt.rhfc3.ccrma, a  1.13ghz p3 laptop.
> >> in general i like the desktop gnome a lot better, though some applets
> >> don't seem to be there (wireless monitor?) but without working sound, 
> >> i better stay with fc1 on this laptop.
> >
> > Apparently...
> well, i'll put up with fc1 for a while... i actually like fc3 more just 
> using it in a general sense.

Let me know how it goes...
-- Fernando