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Re: [Xen-users] Guest CentOS statistic

To: xen-users@xxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-users] Guest CentOS statistic
From: George Shuklin <george.shuklin@xxxxxxxxx>
Date: Fri, 13 Aug 2010 15:44:32 +0400
Delivery-date: Fri, 13 Aug 2010 04:46:05 -0700
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AFAIK xentop (xm top - is alias for xentop) displays VM activity with
included I/O time of backend drivers in dom0.

Somewhere in internets I saw document about xentop, and authors note
that backend IO time usually does not count as guest VM time (so xentop
solves this).

В Птн, 13/08/2010 в 12:24 +0400, masterito пишет:
> Hi.
> I has xen virtual machine in paravirtualisation. Host and guest sysstems
> are CentOS. When I use top in guest machine I see, that system use 20%
> resourses. But in host machine I see, that machine use 50% resourses.
> In config machine has 5 processors, and has cpu_cap 352. Processor is
> 2266MHz. Therefor for statistic in guest machine it use ~ 2266 MHz(1
> processor), and for Xen hypervisor - 4000 MHz.
> Can somebody ask how it happens?
> Thanks.
> --
> Vasilyev Igor
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