Re: snd_ich skipping playback
Roland Smith wrote: On Tue, Nov 20, 2007 at 06:50:05PM +0100, Frank Staals wrote: I updated to RELENG_7 yesterday, but I'm noticing that the snd_ich driver quite often skips playback for a short period of time at some points. Especially when doing mysql queries. Anyone else having problems with snd_ich ? [EMAIL PROTECTED] uname -a FreeBSD FStaals.net 7.0-BETA3 FreeBSD 7.0-BETA3 #2: Mon Nov 19 19:50:46 CET 2007 [EMAIL PROTECTED]:/usr/obj/usr/src/sys/PFSERVERKERNEL amd64 [EMAIL PROTECTED] pciconf -lv [EMAIL PROTECTED]:0:4:0:class=0x040100 card=0x71851462 chip=0x005910de rev=0xa2 hdr=0x00 vendor = 'Nvidia Corp' device = 'Realtek ALC850 Realtek AC'97 Audio' class = multimedia subclass = audio [EMAIL PROTECTED] dmesg | grep pcm pcm0: nVidia nForce4 port 0xea00-0xeaff,0xee00-0xeeff mem 0xfe02d000-0xfe02dfff irq 23 at device 4.0 on pci0 pcm0: [ITHREAD] pcm0: Avance Logic ALC850 AC97 Codec I've had trouble with skipping sound some time ago on machines with another chipset; $ cat /dev/sndstat FreeBSD Audio Driver (newpcm: 64bit 2007061600/amd64) Installed devices: pcm0: VIA VT8237 at io 0xd800 irq 22 [MPSAFE] (5p:4v/1r:1v channels duplex default) I put the following in /boot/device.hints # Larger DMA buffer for the soundcard, for better sound quality. hint.pcm.0.buffersize=16384 This fixed the problem for me. Roland Ah thanks for the hint, but I'm guessing that won't work since aparently the buffersice is allready 16K : [EMAIL PROTECTED] sysctl -a | grep pcm dev.pcm.0.%desc: nVidia nForce4 dev.pcm.0.%driver: pcm dev.pcm.0.%location: slot=4 function=0 handle=\_SB_.PCI0.MACI dev.pcm.0.%pnpinfo: vendor=0x10de device=0x0059 subvendor=0x1462 subdevice=0x7185 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 Anyone else a hint ? -- -Frank Staals ___ freebsd-questions@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to [EMAIL PROTECTED]
snd_ich skipping playback
I updated to RELENG_7 yesterday, but I'm noticing that the snd_ich driver quite often skips playback for a short period of time at some points. Especially when doing mysql queries. Anyone else having problems with snd_ich ? [EMAIL PROTECTED] uname -a FreeBSD FStaals.net 7.0-BETA3 FreeBSD 7.0-BETA3 #2: Mon Nov 19 19:50:46 CET 2007 [EMAIL PROTECTED]:/usr/obj/usr/src/sys/PFSERVERKERNEL amd64 [EMAIL PROTECTED] pciconf -lv [EMAIL PROTECTED]:0:4:0:class=0x040100 card=0x71851462 chip=0x005910de rev=0xa2 hdr=0x00 vendor = 'Nvidia Corp' device = 'Realtek ALC850 Realtek AC'97 Audio' class = multimedia subclass = audio [EMAIL PROTECTED] dmesg | grep pcm pcm0: nVidia nForce4 port 0xea00-0xeaff,0xee00-0xeeff mem 0xfe02d000-0xfe02dfff irq 23 at device 4.0 on pci0 pcm0: [ITHREAD] pcm0: Avance Logic ALC850 AC97 Codec Regards; -- -Frank Staals ___ freebsd-questions@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to [EMAIL PROTECTED]
Re: snd_ich skipping playback
On Tue, Nov 20, 2007 at 06:50:05PM +0100, Frank Staals wrote: I updated to RELENG_7 yesterday, but I'm noticing that the snd_ich driver quite often skips playback for a short period of time at some points. Especially when doing mysql queries. Anyone else having problems with snd_ich ? [EMAIL PROTECTED] uname -a FreeBSD FStaals.net 7.0-BETA3 FreeBSD 7.0-BETA3 #2: Mon Nov 19 19:50:46 CET 2007 [EMAIL PROTECTED]:/usr/obj/usr/src/sys/PFSERVERKERNEL amd64 [EMAIL PROTECTED] pciconf -lv [EMAIL PROTECTED]:0:4:0:class=0x040100 card=0x71851462 chip=0x005910de rev=0xa2 hdr=0x00 vendor = 'Nvidia Corp' device = 'Realtek ALC850 Realtek AC'97 Audio' class = multimedia subclass = audio [EMAIL PROTECTED] dmesg | grep pcm pcm0: nVidia nForce4 port 0xea00-0xeaff,0xee00-0xeeff mem 0xfe02d000-0xfe02dfff irq 23 at device 4.0 on pci0 pcm0: [ITHREAD] pcm0: Avance Logic ALC850 AC97 Codec I've had trouble with skipping sound some time ago on machines with another chipset; $ cat /dev/sndstat FreeBSD Audio Driver (newpcm: 64bit 2007061600/amd64) Installed devices: pcm0: VIA VT8237 at io 0xd800 irq 22 [MPSAFE] (5p:4v/1r:1v channels duplex default) I put the following in /boot/device.hints # Larger DMA buffer for the soundcard, for better sound quality. hint.pcm.0.buffersize=16384 This fixed the problem for me. Roland -- R.F.Smith http://www.xs4all.nl/~rsmith/ [plain text _non-HTML_ PGP/GnuPG encrypted/signed email much appreciated] pgp: 1A2B 477F 9970 BA3C 2914 B7CE 1277 EFB0 C321 A725 (KeyID: C321A725) pgpfb0AF32HNn.pgp Description: PGP signature
