On Tue, Nov 22, 2011 at 10:55 PM, J Ramesh Kumar <rameshj1977@xxxxxxxxx> wrote: > But the autovacuum is running frequently and it impact the performance of my > system(high CPU). You can see the autovacuum in the pg_stat_activity. Could you show us the system metrics that led you to believe it was high CPU usage? Sometimes people misinterpret the numbers from utilities like top, iostat, or vmstat, so I'd rather see them myself if you got them. -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance