Date: Wed, 23 May 2001 10:27:44 +0200 From: Vallo Kallaste <vallo@matti.ee> To: Alex Zepeda <jazepeda@pacbell.net> Cc: Vallo Kallaste <vallo@matti.ee>, current@FreeBSD.ORG Subject: Re: What's causing troubles with pcm? Message-ID: <20010523102744.A78465@myhakas.matti.ee> In-Reply-To: <20010522162938.A43750@zippy.mybox.zip>; from jazepeda@pacbell.net on Tue, May 22, 2001 at 04:29:39PM -0700 References: <20010522161347.A54429@myhakas.matti.ee> <20010522162938.A43750@zippy.mybox.zip>
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On Tue, May 22, 2001 at 04:29:39PM -0700, Alex Zepeda <jazepeda@pacbell.net> wrote: > > Playing mp3's with mpg123 has been quite satistfactory until now. > > Today I've discovered that every execution of sync(8) distorts > > music by means of "stretching" musical phrase. > > The obvious answer would be to not run sync(8) :^) > > Likely, what you're seeing is the combo of the pcm driver being pretty > sensitive to other interrupt activity and the ata driver turning off write > caching by default. Probably not, because the sound file was on SCSI disk and I have WC turned on for both ATA disks I have. Sync(8) was only for demonstration purposes. -- Vallo Kallaste vallo@matti.ee To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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