Re: [Xen-users] Guest CentOS statistic

[masterito <admin@xxxxxxxxxxxxxxxx>]

Hi.

I use xm top. 50% load I see in this utility(machine has 352 cpu_cat and
in xm top I see 180-190).


Ð ÐÑ, 13/08/2010 Ð 15:36 +0700, Fajar A. Nugraha ÐÐÑÐÑ:
> On Fri, Aug 13, 2010 at 3:24 PM, masterito <admin@xxxxxxxxxxxxxxxx>
> wrote:
>         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?
>         
> 
> 
> In general, dom0's cpu load is not directly related domU's cpu
> usage. Note however that domU's I/O operation will increase dom0's CPU
> utilization.
> 
> 
> Use "xm top" to find out how much resource each dom0/domU uses.
> 
> 
> -- 
> Fajar
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