Joshua D. Drake wrote: > This scares me... You lose WAL you are a goner. Combine your OS and > WAL into a RAID 1. Can someone elaborate on this? From the WAL concept and documentation at http://www.postgresql.org/docs/8.3/interactive/wal-intro.html I'd say the only data that should be lost are the transactions currently in the log but not yet transferred to permanent storage (database files proper). -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your Subscription: http://mail.postgresql.org/mj/mj_wwwusr?domain=postgresql.org&extra=pgsql-performance