<david@xxxxxxx> writes: > On Wed, 19 Mar 2008, Andrej Ricnik-Bay wrote: > >> >> On 18/03/2008, Craig Ringer <craig@xxxxxxxxxxxxxxxxxxxxx> wrote: >>> Isn't a 10 or 24 spindle RAID 5 array awfully likely to encounter a >>> double disk failure (such as during the load imposed by rebuild onto a >>> spare) ? > > that's why you should use raid6 (allowing for dual failures) You can have as many parity drives as you want with RAID 5 too. -- Gregory Stark EnterpriseDB http://www.enterprisedb.com Ask me about EnterpriseDB's RemoteDBA services! -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance