From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Mueller <thomas@chaschperli.ch>
Subject: Re: Poor Write I/O Performance on KVM-79
Date: Mon, 5 Jan 2009 14:30:12 +0000 (UTC)
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>>
> if you use qcow2 image with kvm-79 you have to use cache=writeback
> parameter to get some speed.

ok, not writeback but cache=writethrough ...
 
-Thomas