Also check out the Planet for more info on this. Fernando has some
suggestions for Redhat there.

Cheers,
Mark

-----Original Message-----
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of Paul Davis
Sent: Thursday, February 13, 2003 11:11 AM
To: Chris Raphael
Cc: [EMAIL PROTECTED]
Subject: Re: [Alsa-devel] playing underruns


>/sbin/hdparm /dev/hda2
>
>I get:
>
>/dev/hda2:
> multcount     = 16 (on)
> I/O support   = 0 (default 16-bit)
> unmaskirq     = 0 (off)
> using_dma     = 1 (on)
> keepsettings  = 0 (off)
> nowerr                = 0 (off)
> readonly      = 0 (off)
> readahead     = 8 (on)
> geometry      = 4864/255/73, sectors = 36869175, start = 4225095
>
>with similar results for the other hda's.  I don't know if this
>is the question you were asking, though, since this doesn't seem
>to have much info.

yep, this doesn't look too good, though its not a complete
disaster. please read this:

http://linux.oreillynet.com/pub/a/linux/2000/06/29/hdparm.html

keep in mind that some distributions (RH included, i think) have fixed
this issue somewhat, though they may not have gone far enough for low
latency audio.

>I don't have the low latency patch.

you will probably need it. the standard kernel in RH7 is not up to the
task.

--p


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