On 10 Srpen 2011, 1:17, Ondrej Ivanič wrote: > - What needs to be changed at Postgres/Operating system level? The > obvious one is to change random_page_cost (now: 2) and seq_page_cost > (now: 4). What else should I look at? Are you sure about this? I'm not quite sure setting seq_page_cost=4 and random_page_cost=2 makes sense. Usually seq_page_cost is lower than random_page_cost, so I wonder why have you set it like that. Tomas -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general