On Friday 04 June 2010 20:26:27 Jon Schewe wrote: > ext3 barrier=1: ~15 minutes > ext4 nobarrier: ~15 minutes Any message in the kernel log about barriers or similar? Andres -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance