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Re: [Xen-users] Xen Disk I/O performance vs native performance: Xen I/O

from [Sami Dalouche] [Permanent Link][Original]
To: xen-users@xxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-users] Xen Disk I/O performance vs native performance: Xen I/O is definitely super super super slow
From: Sami Dalouche <skoobi@xxxxxxx>
Date: Sun, 27 Jan 2008 15:11:36 +0100
Cc: Christophe Clapp <christophe.clapp@xxxxxxxxx>, John Madden <jmadden@xxxxxxxxxxx>, Florent Valdelièvre <Florent.Valdelievre@xxxxxxxxxx>, Javier Guerra <javier@xxxxxxxxxxx>
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> 4] However, the weird thing is that if you look at test 6 vs test 1 you
> can see that Xen over LVM without RAID does not seem to degrade the
> performance. I should have used a bigger file size, but test 7 vs test 8
> definitely confirms the trend, even if the numbers are not completly
> exact in test 6 because of the small disk size...
> 
small FILE size, sorry



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