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From: Avi Kivity <avi@redhat.com>
To: Matty <matty91@gmail.com>
Cc: kvm@vger.kernel.org
Subject: Re: slow guest performance with build load, looking for ideas
Date: Sun, 05 Jul 2009 11:07:24 +0300	[thread overview]
Message-ID: <4A505F3C.2090202@redhat.com> (raw)
In-Reply-To: <8bfce36e0907030341x32629f4er4bffc972a65c2e38@mail.gmail.com>

On 07/03/2009 01:41 PM, Matty wrote:
>> What is the host cpu type?  On pre-Nehalem/Barcelona processors kvm has poor
>> scalability in mmu intensive workloads like kernel builds.
>>      
>
> Hey Avi,
>
> Are there plans to address these scalability issues for
> pre-Nehalem/Barcelona processors? I poked around the KVM website, and
> I don't see anything related to this.
>    

Not really.  While it is possible to scale the kvm mmu for these older 
processors, I don't think it's really worthwhile in terms of effort and 
complexity vs. return.

-- 
error compiling committee.c: too many arguments to function


      reply	other threads:[~2009-07-05  8:05 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-06-12 21:04 slow guest performance with build load, looking for ideas Erik Jacobson
2009-06-14  9:33 ` Avi Kivity
2009-06-15 14:15   ` Erik Jacobson
2009-06-15 14:24     ` Avi Kivity
2009-06-15 15:25       ` Michael Tokarev
2009-06-15 15:27         ` Avi Kivity
2009-06-16  7:03           ` Michael Tokarev
2009-06-16  8:07             ` Avi Kivity
2009-06-18 23:07   ` Erik Jacobson
2009-06-28 14:17     ` Avi Kivity
2009-06-28 19:05       ` Erik Jacobson
2009-06-28 21:28         ` Avi Kivity
2009-07-01 21:41           ` Erik Jacobson
2009-07-02  5:48             ` Avi Kivity
2009-07-02  9:41               ` Avi Kivity
2009-07-03 15:43                 ` Mark McLoughlin
2009-07-03 16:28                   ` Erik Jacobson
2009-07-09  2:36                   ` Erik Jacobson
2009-07-09  7:48                     ` Avi Kivity
2009-07-09 18:01                       ` Erik Jacobson
2009-07-12  8:38                         ` Avi Kivity
2009-07-16 12:20                           ` Jes Sorensen
2009-07-25 14:33                             ` Avi Kivity
2009-07-03 10:41   ` Matty
2009-07-05  8:07     ` Avi Kivity [this message]

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