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Re: [Xen-devel] Question about CPU utilization

To: Steven Hand <Steven.Hand@xxxxxxxxxxxx>
Subject: Re: [Xen-devel] Question about CPU utilization
From: "B.G. Bruce" <bgb@xxxxxxxxx>
Date: Thu, 20 Jan 2005 06:51:28 -0400
Cc: Matt Ayres <matta@xxxxxxxxxxxx>, Eric Tessler <maiden1134@xxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxxx
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My $.02 - would an snmp interface/extension be posssible to the xen core
through DOM0?  We could then monitor/record/report total memory/cpu
stats and possibly /domain stats with whatever our favorite tool of the
day happened to be.

B.


On Thu, 2005-01-20 at 04:51, Steven Hand wrote:
> >On Wed, 2005-01-19 at 17:23 -0800, Eric Tessler wrote:
> >> Is there anyway to get the CPU utilization for a machine as a whole -
> >> one that includes all domains (domain 0 + domain U)?
> >>  
> >> Eric
> >> 
> >
> >Just to chime in... I don't believe this feature exists, but it seems to
> >be one that many people desire.  Some sort of tool to be able to view
> >resource usage of domains in a real-time environment (xentop?) with a
> >"batch" option for scripts would be ideal.  
> 
> This is on our feature list - one way we had thought of doing it was 
> to fake out a process in dom0 for each domU, and just have top report 
> the (aggregate) usage for each domain, but there are other options too
> for the way the data is presented.  Using an event channel to either 
> push or poll for load averages is probably the basic underlying 
> functionality required. 
> 
> cheers, 
> 
> S.
> 
> 
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