From: Cristi Magherusan <cristi.magherusan@net.utcluj.ro>
To: FinnTux <finntux@gmail.com>
Cc: Steve Lorimer <slorimer@kmbc.edu>, kvm@vger.kernel.org
Subject: Re: Question about limiting KVM cpu usage
Date: Fri, 12 Sep 2008 00:15:28 +0300 [thread overview]
Message-ID: <1221167728.4812.1.camel@localhost> (raw)
In-Reply-To: <6e10be650809111018q265a20c5l827be6324202d5d9@mail.gmail.com>
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On Thu, 2008-09-11 at 20:18 +0300, FinnTux wrote:
> 2008/9/11 Steve Lorimer <slorimer@kmbc.edu>:
> > Hello, all,
> > I have what should be a simple question concerning KVM. Is there a way to
> > limit cpu usage for a KVM guest? In other words, if I am running four guest
> > servers and something on one of them begins to use a ton of cpu, I don't
> > really want it to slow down all the others. Is the only way to do this by
> > limiting it to one cpu core? Granted, I would prefer that it have access to
> > full computing power if no other guest needs it. Thanks for any advice.
>
> You can use standard linux process utilities. Check out nice, ionice
> and taskset.
I think 'cpulimit' is what you really need.
Cristi
--
Ing. Cristi Măgherușan,
Universitatea Tehnică din Cluj-Napoca
Centrul de Comunicații "Pusztai Kalman"
Tel. 0264/401247 http://cc.utcluj.ro
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prev parent reply other threads:[~2008-09-11 21:15 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-11 16:27 Question about limiting KVM cpu usage Steve Lorimer
2008-09-11 17:18 ` FinnTux
2008-09-11 21:15 ` Cristi Magherusan [this message]
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