Sorry, it's not 2x512GB in Raid1 but 4x256GB in raid10 -- Laurent "ker2x" Laborde Sysadmin & DBA at http://www.over-blog.com/ -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance