I've described our problem here http://groups.google.pl/group/pgsql.performance/browse_thread/thread/54a7419381bd1565?hl=pl# Michal Szymanski http://blog.szymanskich.net http://techblog.freeconet.pl/ -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance