Date: Sat, 14 Jul 2007 18:46:13 +0200 From: Tijl Coosemans <tijl@ulyssis.org> To: freebsd-multimedia@freebsd.org Subject: Re: syscons + mouse == stuttering playback Message-ID: <200707141846.14595.tijl@ulyssis.org> In-Reply-To: <20070702185109.GA1438@roadrunner.q.local> References: <20070702185109.GA1438@roadrunner.q.local>
next in thread | previous in thread | raw e-mail | index | archive | help
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'm using kern.hz=100, if it matters. Is somebody able to reproduce > it? 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... > cat /dev/sndstat > FreeBSD Audio Driver (newpcm: 32bit 2007061600/i386) > Installed devices: > pcm0: <Intel ICH4 (82801DB)> at io 0xf4fff800, 0xf4fff400 irq 9 bufsz 16384 kld snd_ich [MPSAFE] (1p:1v/1r:1v channels duplex default) I have exactly the same, but irq 4. > dev.pcm.0.%desc: Intel ICH4 (82801DB) > dev.pcm.0.%driver: pcm > dev.pcm.0.%location: slot=31 function=5 handle=\_SB_.PCI0.AUD_ > dev.pcm.0.%pnpinfo: vendor=0x8086 device=0x24c5 subvendor=0x1028 subdevice=0x0191 class=0x040100 > dev.pcm.0.%parent: pci0 > dev.pcm.0.eapd: 1 > dev.pcm.0.play.vchans: 1 > dev.pcm.0.play.vchanrate: 48000 > dev.pcm.0.play.vchanformat: s16le > dev.pcm.0.rec.vchans: 1 > dev.pcm.0.rec.vchanrate: 48000 > dev.pcm.0.rec.vchanformat: s16le > dev.pcm.0.buffersize: 16384 > dev.pcm.0.ac97rate: 48000
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200707141846.14595.tijl>