If you're using a caching RAID controller, I'd be inclined to use 5x RAID5,
and create separate volumes for OS and VHD storage.
--
Charlie.
http://msmvps.com/blogs/xperts64 http://mvp.support.microsoft.com/profile/charlie.russel
"Dave Harry" <DaveHarry@xxxxxx> wrote in
message news:%23IZNrcdSJHA.5568@xxxxxx
Quote:
>I understand that it's preferable to keep the host OS and guest OS on
>different physical drives.
>
> If I have five identical SCSI disks, if there any increased value in
> setting up 2x RAID1 for host and 3x RAID5 for guests, as opposed to
> putting all on the 5x RAID5?
>
> Once the OS has loaded, I can't see that it's going to use the disks very
> much anyway.
> I figure that a 5 disk RAID5 will be faster for both guest and host, even
> if they're both running together.
>
> Can anyone confirm or negate my thoughts?
>
> --
> Dave Harry