"Jignesh K. Shah" <J.K.Shah@Sun.COM> writes:
> So from the PostgreSQL view things are doing fine based on outputs: I
> need to figure out the Solaris view on it now.
> Could it be related to autovacuum happening also?
Maybe ... have you tried fiddling with the vacuum_cost_delay options?
Looking at the autovacuum log output,
> 2007-11-13 09:21:19.830 PST 9458 LOG: automatic vacuum of table
> "specdb.public.txn_log_table": index scans: 1
> pages: 11 removed, 105 remain
> tuples: 3147 removed, 40 remain
> system usage: CPU 0.11s/0.09u sec elapsed 6.02 sec
it seems like a serious omission that this gives you no hint how many
pages were scanned.
regards, tom lane