On Fri, 2007-12-14 at 09:35 +0100, Harald Armin Massa wrote: > Ow Mun Heng, > > The current issue which prompted me to do such housekeeping is > due to > long database wide vacuum time. (it went from 2 hours to 4 > hours to 7 > hours) > > If vacuum takes to long, you are doing it not often enough. You should > use autovacuum, you should be able to express the delta between two > vacuums in seconds or minutes, not hours or days. autovacuum is already turned on and the threshold is at default settings. Perhaps I need to tune it to be more aggressive? how can I do that? delta between 2 vacuums in seconds or minutes? that would be nice. ---------------------------(end of broadcast)--------------------------- TIP 3: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faq