[ardour-users] [Fwd: Re: Is 64 bit dual core supported and stable yet?]
kevinc at doink.com
Fri Dec 2 09:14:56 PST 2005
On 2 December 2005 at 11:20, George Chan <george at goodmusic.ca> wrote:
> I finally decided on what system to build, that included a dual core
> Then I received this email.
> So, I guess, that for now, it would be better to have a Dual CPU Single
> Core Opteron system?
> What do you think?
The dual CPU machine will be quite a bit more expensive.
> -------- Forwarded Message --------
> From: Paul Davis <paul at linuxaudiosystems.com>
> Reply-To: paul at linuxaudiosystems.com
> To: Joel White <cv223 at comcast.net>
> Cc: ardour-users at lists.ardour.org
> Subject: Re: [ardour-users] Is 64 bit dual core supported and stable
> Date: Tue, 29 Nov 2005 09:34:28 -0500
> On Mon, 2005-11-28 at 23:15 -0500, Joel White wrote:
> > Even thought the results are good so far, I still get occasional xruns like:
> > **** alsa_pcm: xrun of at least 118.867 msecs
> > (this particular xrun interrupted a recording with my band, which is
> > _very_ bad! I was even running capture only and with a longer period,
> > just to be sure xruns wouldn't happen!)
> > and the odd:
> > delay of 1131462.000 usecs exceeds estimated spare time of 5606.000;
> > restart ...
> > (this type of error comes mostly when audio connections change, but also
> > at other times, although the delay isn't usually quite so long)
> > From my understanding, both of these time periods indicate something
> > very wrong (an xrun of 118+ msecs?? a delay of 1.13+ _sec_?!?!), but I
> > haven't been able to track them down, yet. I've run Ardour recording 8
> this is caused by a design fault in AMD's dual core offerings. they have
> already made it clear that future designs will rectify the problem.
> there is a slowly evolving discussion on jackit-devel to try and decide
> what to do about it.
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