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[Xen-devel] Xen DomU (vt-x) reports CPU utilization ZERO!!!

To: "xen-devel" <xen-devel@xxxxxxxxxxxxxxxxxxx>
From: "Liang Yang" <multisyncfe991@xxxxxxxxxxx>
Date: Wed, 8 Nov 2006 17:43:49 -0700
Cc: xen-users@xxxxxxxxxxxxxxxxxxx
Delivery-date: Wed, 08 Nov 2006 16:44:06 -0800
List-id: Xen developer discussion <xen-devel.lists.xensource.com>

Hello,

It seems Linux kernel under Xen DomainU (full-virtualized mode) reports theCPU utilization incorrectly. All CPU utilization data reported under/proc/stat are 0.


Anyone has any idea about how to solve this issue?

Liang


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References:
- RE: Performance data of Linux native vs. Xen Dom0 and Xen DomU. Re: [Xen-devel] Direct I/O to domU seeing a 30% performance hit
  - From: Ian Pratt
- Re: Performance data of Linux native vs. Xen Dom0 and Xen DomU. Re: [Xen-devel] Direct I/O to domU seeing a 30% performance hit
  - From: George Dunlap

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