1 processor vs. 2
stefan at snowfall.se
Wed Mar 3 13:26:46 PST 2004
Okey, but if you would compare RAID-1 on two disks compared to RAID-5 on
three disks then ? What would be the faster ?
On Wed, 3 Mar 2004, Matthew Seaman wrote:
> On Wed, Mar 03, 2004 at 02:53:49PM +0100, Danny Pansters wrote:
> > On Wednesday 03 March 2004 14:05, Stefan Cars wrote:
> > > Dual Xeon, 2.4 GHZ with 2GB of RAM or Xeon 3.0 GHZ with 2GB of RAM
> > > and
> > > RAID-1 on three disks or RAID-5 on three disks.
> > RAID5 on 3 disks? That's useless.
> 3 disks is the minimum quantity for RAID5: it's certainly not ideal,
> but it is by no means useless. RAID5 setups can span 3 or more drives
> -- I don't know what the practical limit is for Vinum or typical PC
> raid controller cards, but the last time I used it (which I admit was
> some years ago) Veritas Volumne Manager under Solaris made the strong
> suggestion that no more than 7 drives be put into one RAID5 group.
> Dr Matthew J Seaman MA, D.Phil. 26 The Paddocks
> Savill Way
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