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Re: [Xen-users] Managing Dom0 load?
| To: | Xen User-List <xen-users@xxxxxxxxxxxxxxxxxxx> |
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| Subject: | Re: [Xen-users] Managing Dom0 load? |
| From: | "Fajar A. Nugraha" <fajar@xxxxxxxxx> |
| Date: | Wed, 3 Jun 2009 15:38:17 +0700 |
| Delivery-date: | Wed, 03 Jun 2009 01:38:57 -0700 |
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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 _______________________________________________ Xen-users mailing list Xen-users@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-users |
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