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Re: [Xen-users] start up script for "xentop"

To: Gautam <gautamnitc@xxxxxxxxx>
Subject: Re: [Xen-users] start up script for "xentop"
From: Peter Phaal <peter.phaal@xxxxxxxxx>
Date: Sat, 12 Feb 2011 08:49:45 -0800
Cc: Florian Heigl <florian.heigl@xxxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, xen-users@xxxxxxxxxxxxxxxxxxx
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You might want to take a look at the Host sFlow daemon:


It exports all the dom0 and domN statistics from xentop, along with
additional dom0 CPU, memory, disk and network I/O statistics, making
it easy to monitor all the servers in your live migration pool from a
central location, providing the data you would need for load

The following article provides links to resources and tools for
developing applications that support the sFlow standard:



On Sat, Feb 12, 2011 at 7:00 AM, Gautam <gautamnitc@xxxxxxxxx> wrote:
> Thanks Florian,
> Sudo will work.
> but i don't want to give the password.
> i wrote a script which uses xentop command.
> On Sat, Feb 12, 2011 at 2:25 AM, Florian Heigl <florian.heigl@xxxxxxxxx>
> wrote:
>> Hi,
>> 2011/2/11 Gautam <gautamnitc@xxxxxxxxx>:
>> > i want to add the automatic live migration features in XEN.
>> > i am facing one issue regarding xentop command.
>> > Is it possible to run the xentop command in normaluser mode or withou
>> > supplying the password ?
>> would sudo work for you?
>> you can "allow" a single command for a user, and even use that via a
>> hardcoded call in your ssh authorized_keys.
>> Also maybe you wanna look (google) a script xen-balance.rb (i think
>> that was the name), which can already balance between dom0s. It could
>> use some more work but might be a great start.
>> Flo
>> --
>> the purpose of libvirt is to provide an abstraction layer hiding all
>> xen features added since 2006 until they were finally understood and
>> copied by the kvm devs.
> --
> Regards
> Gautam
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