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From: Avi Kivity <avi@redhat.com>
To: AelMalinka@gmail.com
Cc: Anthony Liguori <anthony@codemonkey.ws>,
	Mailing Lists <kvm@vger.kernel.org>
Subject: Re: kvm-83 write performance raw
Date: Mon, 09 Mar 2009 17:09:21 +0200	[thread overview]
Message-ID: <49B53121.2030404@redhat.com> (raw)
In-Reply-To: <aa2a0fc0903021339t6dc5d72bj2c717733f5da00dd@mail.gmail.com>

Malinka Rellikwodahs wrote:
> Running the kvm-84 install on the qcow image as kvm -m 1024 -drive
> file=qcow,boot=on,cache=writethrough, I get similar performance to the
> raw performance.
>
> So it looks like with cache set to writethrough there's a big
> performance hit on this setup, any ideas where to look for that?
>
>   

Unrelated, but you'll probably improve raw performance somewhat by using 
cache=none.

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


  parent reply	other threads:[~2009-03-09 15:09 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-02 20:11 kvm-83 write performance raw Malinka Rellikwodahs
2009-03-02 20:35 ` Anthony Liguori
2009-03-02 20:37   ` Malinka Rellikwodahs
2009-03-02 20:39     ` Malinka Rellikwodahs
2009-03-02 21:22       ` Anthony Liguori
2009-03-02 21:39         ` Malinka Rellikwodahs
2009-03-02 22:21           ` Anthony Liguori
2009-03-09 15:09           ` Avi Kivity [this message]
2009-03-02 20:53 ` Mark van Walraven
2009-03-02 21:00   ` Malinka Rellikwodahs
2009-03-03 15:13     ` Nikola Ciprich
     [not found]       ` <aa2a0fc0903051110q528da32ek17b0f6468d0f15ff@mail.gmail.com>
2009-03-05 19:11         ` Fwd: " Malinka Rellikwodahs
2009-03-06  0:14           ` Malinka Rellikwodahs
2009-03-09 15:40           ` Fwd: " Nikola Ciprich
2009-03-04 22:28   ` Paolo Pedaletti
2009-03-05  2:09     ` Mark van Walraven

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