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Re: [Xen-users] which cpu?

  • To: Xen Users <xen-users@xxxxxxxxxxxxxxxxxxx>
  • From: "Fajar A. Nugraha" <fajar@xxxxxxxxx>
  • Date: Tue, 24 Aug 2010 08:19:22 +0700
  • Delivery-date: Mon, 23 Aug 2010 18:20:42 -0700
  • List-id: Xen user discussion <xen-users.lists.xensource.com>
On Tue, Aug 24, 2010 at 5:51 AM, Paras pradhan <pradhanparas@xxxxxxxxx> wrote:
> Which cpu is hit when domU does the heavy disk IO? dom0 cpu or domU cpu? I

Should be both.

> can see tapdisk in dom0 eating CPU.  I have (dom0-cpus 1) setup in xen
> config.

In my experience using tapdisk increase dom0 CPU load even more
compared to phy:/ with LVM-backed domUs.

-- 
Fajar

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