Re: [Xen-users] Monitoring Xen!

Henrique Fernandes
Mon, 14 Feb 2011 17:52:27 -0000

[]''sf.rique


On Mon, Feb 14, 2011 at 3:12 PM, Peter Phaal <peter.phaal@gmail.com>
wrote:

> Henrique,
>
> You might want to take a look at Host sFlow:
>
> http://host-sflow.sourceforge.net/
>
> The agent is installed on Dom0 and will report on Dom0 performance as
> well as statistics for each virtual machine.
>
Gonna look into! Thanks!

>
> Are you planning to use the Open vSwitch? The Open vSwitch is part of
> the Xen Cloud Platform (XCP) and includes sFlow to provide detailed
> visibility into inter-VM network traffic as well as exporting vNIC
> interface counters.
>
> The XCP is an alternative, but i don''t think we gonna start use it
anytime
soon.
But thanks!


> SNMP polling doesn''t work very well in dynamic environments where
> virtual machines may be frequently created, destroyed or migrated. The
> sFlow protocol uses a push model instead, making it extremely scalable
> and very responsive to changing configurations.
>
> Have you considered using Ganglia for monitoring your XEN servers?
> Ganglia was designed to monitor clusters and grids and deals with
> large server pools very well. The current development branch of
> Ganglia (trunk) supports sFlow:
>
> http://blog.sflow.com/2010/10/ganglia.html
>
> Peter
>

I am gonna also start reading it.

It seens pretty good.


If anyone has anyother tip! i will be glad!!

Thanks.



> On Mon, Feb 14, 2011 at 7:59 AM, Henrique Fernandes
<sf.rique@gmail.com>
> wrote:
> > I am trying to figure out how to monitor XEN.
> >
> > I use cacti for graph pretty much all my servers.
> >
> > But XEN will start to monitor now.
> >
> > I  have some questions about it.
> >
> > How do i get the CPU load on Dom0 like, the really CPU use ? barematel
> cpu i
> > guess.
> >
> > I supose that snmp will give me the interface traffic ok.
> >
> > Some how to monitor IO/wait of Dom0
> >
> > I want to graph all stuff on Dom0 like the sum of each virtual machine
in
> > vms.
> >
> > Does any one can help ?
> >
> > Thnaks!
> >
> > I am new at Xen, i just got someone else work. He left the company and
> now i
> > have to take care of Xen. Hope you guys understad that i am new and
does
> not
> > know much xen.
> >
> > []''sf.rique
> >
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@lists.xensource.com
> > http://lists.xensource.com/xen-users
> >
>