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Re: Re: [Xen-devel] PV kernel boot parameter maxcpus has noeffect?

To: <duyuyang@xxxxxxxxx>,"pasik@xxxxxx" <pasik@xxxxxx>
Subject: Re: Re: [Xen-devel] PV kernel boot parameter maxcpus has noeffect?
From: "Jan Beulich" <JBeulich@xxxxxxxxxx>
Date: Wed, 28 Apr 2010 11:27:33 +0100
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>>> "Yuyang Du" <duyuyang@xxxxxxxxx> 28.04.10 12:18 >>>
>What I am looking for is to tell xen to schedule only a portion of the 
>available physical processors to whatever VMs, is there any method? I checked 
>the BIOS options, and there is no way to disable a processor.

Sure - just pass maxcpus=4 on the Xen command line rather than on the Dom0 one.

Jan


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