On Thu, 2003-11-06 at 12:32, Jack Coates wrote: > On Wed, 2003-11-05 at 05:43, Rolf Pedersen wrote: > > Jack Coates wrote: > > > You all know how I hate to take time away from the usual chatter with an > > > actual problem, but here goes :-) > > > > > > Has anyone else noticed bad sound choppiness since installing/upgrading > > > to 9.2? I have two systems with this problem, one using the stock > > > 2.4.22-21 kernel and AC97 sound and one using -mm with i810 sound, both > > > using ARTS. artswrapper is suid, "run sound server with realtime > > > priority" is checked in kcontrol (note that I actually use XFce4, not > > > KDE). > > > > > > XMMS is of course the app where I notice the problem (since GAIM is the > > > only other program that is allowed to make noise and it doesn't make > > > much). On stock-21/AC97 desktop, the "use realtime priority" flag is > > > set, and true to the warning, I've experienced a system lockup under > > > heavy load when XMMS was playing. On the 21-mm/i810 system, XMMS's "use > > > realtime priority" flag is not checked (system lockups are more annoying > > > on a laptop when there's no network accessibility). > > > > > > I don't recall if the AC97 desktop is on OSS or ALSA, but the i810 > > > laptop is on OSS since the 9.2 upgrade; it was rock-solid and generally > > > perfect on ALSA for 9.1, but with 9.2 ALSA sounds were drowned in static > > > and frequently played at the wrong frequency. > > > > > > Any ideas? I'm sure I don't need to mention how annoying choppy music > > > and system lockups are, especially when I'm the only hardcore Linux > > > fanatic^H^H^H^H^H^H^Huser in the building. > > > > Con Kolivas wrote about how renicing X to -10, as is currently done by > > default, can cause choppiness in the 2.6 kernels and, further in the > > thread, he recommends not doing it for any kernel. Don't know if this > > will help your situation but might be a heads up. His subsequent post > > also details how to change this setting. > > http://www.mail-archive.com/[EMAIL PROTECTED]/msg129204.html > > > > Rolf > > Got my hopes up, but I use gdm and it doesn't nice X. Oh well. I also > discovered that the -mm kernel panics in the ieee1394 module during > shutdown on my laptop and swsusp still doesn't work. Maybe if I did a > clean install...
spoke too soon, only the laptop uses gdm. not nicing X does help on the desktop, though it still isn't perfect. next step may be to try ALSA on that one... -- Jack Coates Monkeynoodle: A Scientific Venture...
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