Date: Wed, 9 May 2007 03:40:35 +0200 (CEST) From: Martin Dieringer <martin.dieringer@gmx.de> To: freebsd-multimedia@freebsd.org Subject: Re: still audio hiccups Message-ID: <20070509033542.D700@thinkpad.dieringer.dyndns.org> In-Reply-To: <20070508182001.U839@thinkpad.dieringer.dyndns.org> References: <20070502032244.R860@thinkpad.dieringer.dyndns.org> <20070503221048.1061f296.ariff@FreeBSD.org> <20070508182001.U839@thinkpad.dieringer.dyndns.org>
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On Tue, 8 May 2007, Martin Dieringer wrote: > On Thu, 3 May 2007, Ariff Abdullah wrote: > >> On Wed, 2 May 2007 03:40:08 +0200 (CEST) >> Martin Dieringer <martin.dieringer@gmx.de> wrote: >>> >>> >>> I thought it was over when I killed powerd. But now it suddenly >>> makes "hiccup" every few seconds again. >>> This appears on the internal sound card (intel ich4) as well as the >>> USB (m-audio transit) >>> With mpd, xmms, waveplay... >>> No load, processor or disk stress. >>> >>> - Thinkpad T42p >>> - FreeBSD 6.2-STABLE #5: Thu Mar 29 16:23:53 CEST 2007 >>> >> >> Please show the output of pciconf -lv | grep ^pcm >> > > > pcm0@pci0:31:5: class=0x040100 card=0x05371014 chip=0x24c58086 rev=0x01 > hdr=0x00 > vendor = 'Intel Corporation' > device = '82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) AC'97 Audio > Controller' > class = multimedia > subclass = audio > > # cat /dev/sndstat FreeBSD Audio Driver (newpcm) > Installed devices: > pcm0: <Intel ICH4 (82801DB)> at io 0xc0000c00, 0xc0000800 irq 11 > bufsz 16384 kld snd_ich (1p/1r/0v channels duplex default) > pcm1: <USB Audio> at ? kld snd_uaudio (1p/1r/0v channels duplex) > mode 1:(output) 2ch, 24/24bit, pcm, 48001-96000Hz > mode 3:(output) 2ch, 16/16bit, pcm, 8000-48000Hz > mode 1:(input) 2ch, 24/24bit, pcm, 48001-96000Hz > mode 2:(input) 2ch, 24/24bit, pcm, 8000-48000Hz > mode 3:(input) 2ch, 16/16bit, pcm, 8000-48000Hz I switched to ACPI now (instead of APM), but the hiccups remained. They start after either the system is running for a while (now 6 hours) or music playback of some time (now about 2 hours altogether) and get worse. Shortly after a reboot everything seems ok. When I run "vmstat -w 1" they get worse, but I cannot relate them to any events.. m.
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