[ILUG] Why RAID
John P. Looney
valen at tuatha.org
Tue Jul 13 14:11:02 IST 2004
On Tue, Jul 13, 2004 at 02:07:09PM +0100, Paul Jakma mentioned:
> Hmm, the E2xx cluster at alphyra was installed by sun with mirrored
> RAID-5 arrays.
A sad day. You'd think they are trying to give value for money or
> >I'd only recommend it in cases where there are a lot of writes -
> >like mail and database servers. It'll beat RAID5 by a good margin.
> i'd much prefer raid-5 + spare, or mirrored raid-5 :)
> >I'll be building a new mail server soon, with 6 15kRPM SCSI disks
> >in it; I'll have a go with bonnie, and see what we get for RAID1+0
> >and RAID5.
> Be interesting. Try the new RAID-6 too, just for kicks.
Well, we'ed be using hardware controllers on DL380 hardware. I'm sure
even the new HP stuff doesn't have RAID6 just yet.
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