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Re: [Xen-users] one busy vm affects other vm

To: George Shuklin <george.shuklin@xxxxxxxxx>

From: Aclhk Aclhk <aclhkaclhk@xxxxxxxxx>

Date: Tue, 24 Aug 2010 22:09:37 -0700 (PDT)

Delivery-date: Tue, 24 Aug 2010 22:10:56 -0700

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List-id: Xen user discussion <xen-users.lists.xensource.com>

could we cap the host cpu utilisation so it would not affect VMs?

--- 2010å8æ4æ ææäïGeorge Shuklin <george.shuklin@xxxxxxxxx> åéï

åää: George Shuklin <george.shuklin@xxxxxxxxx>
äé: Re: [Xen-users] one busy vm affects other vm
æää: "Aclhk Aclhk" <aclhkaclhk@xxxxxxxxx>
åæ(CC): xen-users@xxxxxxxxxxxxxxxxxxx
ææ: 2010å8æ4æ,ææä,äå5:20

Well I saw those problems when running cpuburn... After few iteration I
solve it (not sure) by using CPU cap 99%.

Ð ÐÑÐ, 04/08/2010 Ð 04:25 -0700, Aclhk Aclhk ÐÐÑÐÑ:
> the affected VMs are all linux (centos 5.4) hvm but windows (win2k)
> hvm not affected.
>    I am using Xen 3.1.0 in centos 5.4
>
>    I have one VM consuming 100% cpu and all other VM (linux)
>    become very slow (no ssh and vnc access).
>
>    I could access host via ssh but not VM. host cpu is about 95%
>    idle using dstat.
>
>    Pls advise how to avoid this.
>
>
>
>
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