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Re: [Xen-devel] Setting dom0-cpus to 0 doesn't use all cpus as documente

To: "Carb, Brian A" <Brian.Carb@xxxxxxxxxx>
Subject: Re: [Xen-devel] Setting dom0-cpus to 0 doesn't use all cpus as documented
From: "Christopher G. Stach II" <cgs@xxxxxxxxx>
Date: Tue, 09 May 2006 10:07:15 -0500
Cc: "Puthiyaparambil, Aravindh" <aravindh.puthiyaparambil@xxxxxxxxxx>, Xen-devel@xxxxxxxxxxxxxxxxxxx, "Krysan, Susan" <KRYSANS@xxxxxxxxxx>, "Subrahmanian, Raj" <raj.subrahmanian@xxxxxxxxxx>, "Vessey, Bruce A" <Bruce.Vessey@xxxxxxxxxx>
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Carb, Brian A wrote:
> If I edit the xend-config.sxp file, change the value of dom0-cpus to 1,
> and restart xend, dom0 correctly uses 1 CPUs. If I then change dom0-cpus
> to 0 and restart xend, dom0 still uses 1 cpu. The only way to have dom0
> use 32 cpus again is to either set the value of dom0-cpus to 32, or
> reboot xen.
> 
> Has anyone else seen this behavior?

Try (dom0-cpus "").  I believe that's what I was using before I
dedicated one to dom0.  The comment should probably be updated, though.

-- 
Christopher G. Stach II

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