Subject: Re: [linux-audio-user] xruns vs. disk activity
From: Brian Redfern (bredfern_AT_calarts.edu)
Date: Thu Apr 24 2003 - 04:04:24 EEST
Yeah, you can get an sblive value oem for only $28, but could it also be
an old disk or something? Also it could be your video card, I had that
problem with an ati rage card that was causing horrible x runs
On Wed, 23 Apr 2003, rob fell wrote:
> Hi Alex
>
> > i see that both your mouse (?!) and your network card seem to have
> > higher priority than your IDE channels (harddisks).
> > i would advice you to try without the network card and not to move
> > your mouse =)
>
> believe it or not i did try an "ifconfig eth0 down" to see if it would improve
> the situation! (i did say i was getting desperate).
>
> > and what Mark Knecht said about period size for the SB soundcards is
> > also slightly touched here: http://www.djcj.org/LAU/jack/
> > your 128 setting might be too small. did you try with 256 or 512?
>
> looks like no-one is using anything as cruddy as a SB128 PCI anymore (and with
> good reason).
>
> when Mark suggested that the card might not be man-enough for the job i
> realised that my internal model of how a soundcard works might be a little
> naive - i suspect it has more than a lump of DP ram and some counters :)
>
> i set the buffersize smaller to try to act as a crude filter to make my awk
> script simpler - though this neglects the effect on the card itself of
> running at a higher rate.
>
> the most success so far with the testing seems to be at 1024 - though large
> file copies causes massive xruns at any rate (BTW: how large would a 'large'
> file be?).
>
> i can't decide whether to gamble on the purchase of a decent card and hope
> this all goes away, or whether to read the alsa driver code for the card to
> see if i can work out just how bad the card really is :(
>
> >
> > and ofcourse... good luck.
>
> looks like i may need it - and some more spare time. thanks.
>
> R
>
This archive was generated by hypermail 2b28 : Thu Apr 24 2003 - 04:14:55 EEST