On Tue, 2007-04-17 at 21:45 -0400, Alvaro Herrera wrote: > Alvaro Herrera wrote: > > > Seems fair. Updated patch attached. > > > > If there are no further comments, I'll add some docs and apply it later. > > If autovacuum_vacuum_cost_delay is set to 20, my pitiful desktop system > takes 8.4 seconds to analyze a 8000 page table: > > DEBUG: "bar": scanned 3000 of 8811 pages, containing 681000 live rows and 0 > dead rows; 3000 rows in sample, 2000097 estimated total rows > LOG: automatic analyze of table "alvherre.public.bar" system usage: CPU > 0.00s/0.01u sec elapsed 8.39 sec > > So I guess logging on ANALYZE is not that removed from reality. > > I also think we should remove these DEBUG messages, that are now > useless: > > DEBUG: autovac: will ANALYZE bar
Looks good. -- Simon Riggs EnterpriseDB http://www.enterprisedb.com ---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend
