Re: [Xen-users] Managing Dom0 load?

["Fajar A. Nugraha" <fajar@xxxxxxxxx>]

On Wed, Jun 3, 2009 at 3:27 PM, Berni Elbourn
<berni@xxxxxxxxxxxxxxxxxxxx> wrote:
> I am using Debian lenny in Dom0. Disk is a two disk md raid1. DomUs have
> physical lvm.
>
> It seems no matter how I assign the affinity in the DomUs:- top on Dom0
> shows cpu0 is "clogged up" with typically 0%id 80%wa yet cores 1-3 are
> 99.7%id. eg:

Most likely you're I/O bound. Try:
- iostat -x 3, see which disk/block device are busy
- xm top. Should show you which dom uses most I/O (works for PV guest
or HVM with PV drivers)

-- 
Fajar

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