[LAU] clicks in sound when running dual core

Cassiel raffaele.morelli at gmail.com
Sun Feb 8 04:37:22 EST 2009

Ok, but what about your kernel? Sound card? MOBO? you should supply more

I am running debian lenny on AMD64X2 with jackd working well with alsa_seq.

Did you fix midi issues with this patch (


2009/2/6 Robert Jonsson <spamatica at gmail.com>

> Hi folks,
> Been reinstalling my studio computer these last few weeks. Moving to 64 bit
> and dual core.. or so I thought.
> As it turns out I have found that my system is unable to run jack reliably
> while using dual core. I use MusE as sequencer and it's especially evident
> there but I believe I have noticed it with other applications.
> The thing that happens is that I get random clicks in both input and
> output. If I start the computer and add maxcpus=1 to the kernel line all
> seems ok.
> Thinking back I realize that I stumbled on this problem on the last rebuild
> some years ago but ended up running single core without investigating why
> this was.
> I thought I would at least throw this out here now, google seems to know
> nothing about this issue.
> Anyone else have experienced anything similar or is my hardware faulty?
> (AMD64X2 based)
> Regards,
> Robert
> _______________________________________________
> Linux-audio-user mailing list
> Linux-audio-user at lists.linuxaudio.org
> http://lists.linuxaudio.org/mailman/listinfo/linux-audio-user
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