On 18.10.2013 23:49, sparikh wrote: > Anybody has any idea, or pointer ? This is a high priority issue I > have resolve at work. Any help would be of great help. To help you we really need much more specific report. The one you posted contains no details whatsoever - it doesn't even mention what version of PostgreSQL you use, on what OS or the query. Please, provide substantially more details. We can't really help you without it. regards Tomas PS: Please, format your messages reasonably, i.e. not one huge paragraph of text. -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance