Date: Sat, 14 Jul 2007 20:44:10 +0200 From: Ulrich Spoerlein <uspoerlein@gmail.com> To: Tijl Coosemans <tijl@ulyssis.org> Cc: freebsd-multimedia@freebsd.org Subject: Re: syscons + mouse == stuttering playback Message-ID: <20070714184410.GF1542@roadrunner.q.local> In-Reply-To: <200707141846.14595.tijl@ulyssis.org> References: <20070702185109.GA1438@roadrunner.q.local> <200707141846.14595.tijl@ulyssis.org>
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On Sat, 14.07.2007 at 18:46:13 +0200, Tijl Coosemans wrote: > On Monday 02 July 2007 20:51:09 Ulrich Spoerlein wrote: > > on a recent CURRENT, without WITNESS or INVARIANTS. Both with > > SCHED_ULE and SCHED_4BSD I observed the following: > > > > Make sure almost nothing is running (to rule out other influences). > > Run mpg123 on some MP3 file. Then start moving the syscons mouse > > cursor. I get a high frequency stuttering on playback, playback is > > also slowed down. > > I just noticed it. I was playing music in Amarok, switched to a text > terminal and moving the mouse there causes stuttering. In X it > doesn't... Are you using an USB mouse? I do, perhaps it is caused by the Giant lock? I can't test with a PS/2 mouse, but perhaps I could run a test with Hans' USB stack (giant free). Cheers, Ulrich Spoerlein -- "The trouble with the dictionary is you have to know how the word is spelled before you can look it up to see how it is spelled." -- Will Cuppy
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