Date: Mon, 15 Dec 2003 16:08:02 -0500 (EST) From: Matt Loschert <loschert@servint.com> To: Munish Chopra <chopra@soulwax.net> Cc: current@freebsd.org Subject: Re: 5.2-RELEASE TODO Message-ID: <20031215160507.R45239@schnell.net> In-Reply-To: <20031215202543.GB653@opiate.soulwax.net> References: <200312151501.hBFF1Abp088978@fledge.watson.org> <20031215180827.GA653@opiate.soulwax.net> <20031215202543.GB653@opiate.soulwax.net>
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On Mon, 15 Dec 2003, Munish Chopra wrote: > On 2003-12-15 14:09 +0000, Mathew Kanner wrote: > > On Dec 15, Munish Chopra wrote: > > > > > > I'm not personally seeing any LOR's, but audio playback slows down under > > > load, and every few seconds I hear popping noises during audio playback, > > > whether under load or not. > > > > > > I've got a simple SB16: > > > pcm0: <Creative CT5880-C> port 0xd800-0xd83f irq 5 at device 15.0 on > > > pci0 > > > pcm0: <TriTech TR28602 AC97 Codec> > > > > Hello Munish, > > I would realy like to help you and others. Please describe in > > detail the circumstances that create the problem. Are you > > experiencing buffer overruns or underruns? How many devices are > > sharing the IRQ? What are they? What happens when you cat a raw file > > to the device? Does this happen with VCHANs? Have you tried the patch > > I posted to -current under the heading "sound patch for pop & > > crackles"? > > Please read the pcm man page for a better description on how > > the answer the above. > > > > There are two distinct problems in my case: > > 1) Load can be virtually zero, moderate, or heavy, either way every few > seconds (anywhere between 2 and 10 seconds or so) I hear snaps or > pops in the output. Some are pretty hard to hear, others are obvious, > depending on what's actually playing. > > 2) When untarring large gzip'ed or bzip2'ed tarballs, playback begins to > "slow down" to something like half the normal speed or less. I first > noticed this during portupgrade, when the XFree86 tarballs are > unpacked. FWIW, I have been seeing the same thing (problem 2) while running xmms and portupgrade on 4.9-STABLE. This particular problem is definitely not confined to -CURRENT. - Matt -- Matt Loschert - Software Engineer | email: loschert@servint.com | ServInt Internet Services | web: http://www.servint.net/ | McLean, Virginia USA | phone: (703) 847-1381 |
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