Hello Alvaro, Thanks for your reply. We could see "Fix potential-data-corruption bug in how VACUUM FULL handles UPDATE chains (Tom, Pavan Deolasee) " in 7.4.17 release notes. Could you please elaborate more on the above problem.Meaning what was the actual problem and what fix has been done etc? Thanks a lot for all your help/time. Thanks, Prasanna. -----Original Message----- From: Alvaro Herrera [mailto:alvherre@xxxxxxxxxxxxxxxxx] Sent: Tuesday, June 19, 2007 8:44 AM To: Mavinakuli, Prasanna (STSD) Cc: Tom Lane; pgsql-general@xxxxxxxxxxxxxx; Rao, Srikanth R (STSD) Subject: Re: Core reported from vaccum function. Mavinakuli, Prasanna (STSD) wrote: > Hello All, > > We are getting the following core more oftenly.But We don't have a > test case where it is guaranteed to dump this core.We are using 7.4.2 > version postgres and if any one of you aware about some bug fixes > happened around this problem.Please let us know. There are about 15 rounds of bug fixes released after that version. Get 7.4.17 and try again. -- Alvaro Herrera http://www.CommandPrompt.com/ PostgreSQL Replication, Consulting, Custom Development, 24x7 support ---------------------------(end of broadcast)--------------------------- TIP 5: don't forget to increase your free space map settings