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Re: [Xen-users] RE: Can't show all cpu core in the top.

To: 黃獻輝 <turing@xxxxxxxxxx>
Subject: Re: [Xen-users] RE: Can't show all cpu core in the top.
From: Todd Deshane <todd.deshane@xxxxxxx>
Date: Wed, 22 Jun 2011 09:40:38 -0400
Cc: "xen-users@xxxxxxxxxxxxxxxxxxx" <xen-users@xxxxxxxxxxxxxxxxxxx>
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2011/6/22 黃獻輝 <turing@xxxxxxxxxx>:
> Hi Everyone,
>
>
>
> I install XCP on a 12 core server, and with Hyper threading the core should
> show 24 core,
>
> When I use “top”, it only show 4 cpu, and I use cat /proc/cpuinfo it’s the
> same,
>

It looks like for the management domain (Dom0) only up to 4 cores are
supported at this time:

http://forums.citrix.com/message.jspa?messageID=1520456

> But when I user “xentop”, the Dom0 have 24 vcpu,
>

Xen still has access to all 24 cores and can allocated them as needed.

>
>
> My question is ,how can I make sure the XCP use all CPU?
>

XCP/Xen already has access to all the cores. Does your dom0 really
need more than 4 cores to do the basic management?

> Can anybody give me some hint ?
>
>
>
> klein
>
>
>
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>



-- 
Todd Deshane
http://www.linkedin.com/in/deshantm
http://www.xen.org/products/cloudxen.html
http://runningxen.com/

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