On Mon, Jun 25, 2012 at 4:09 PM, Tom Lane <tgl@xxxxxxxxxxxxx> wrote: > The short answer though is that this is probably coming from CPU cost > components not disk-access components. Yes of course they are cpu costs, but I'm not able to understand which ones. Is there a way to make PostgreSQL to log the values of the single parts of the cost computation (e.g., minIOCost, maxIOCost, ...)? Luca -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general