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Re: [Xen-users] Trying to get a good grasp on what to expect from Xen

To: Craig Miskell <craig.miskell@xxxxxxxxxx>
Subject: Re: [Xen-users] Trying to get a good grasp on what to expect from Xen
From: Javier Guerra Giraldez <javier@xxxxxxxxxxx>
Date: Thu, 11 Nov 2010 09:30:36 -0500
Cc: Manny T <mtran003@xxxxxxxxx>, xen-users@xxxxxxxxxxxxxxxxxxx
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On Wed, Nov 10, 2010 at 2:57 PM, Craig Miskell <craig.miskell@xxxxxxxxxx> wrote:
>> 5.  In the interest of getting the best performance possible, is it
>> possible or advisable to install and run Hypervisor from a local RAID 5
>> storage device?  This RAID 5 disk would be where I also plan to store my
>> guest OS files.
> Possible: yes.  Advisable: depends on size and number of guests, I/O load from
> said guests, the number of disks in the RAID, specs of said disks and the I/O
> backplane etc.

note that RAID5 is rarely "the best performance possible".  for that,
check RAID10 or at least RAID1 (or RAID0, if you don't care about data


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