On 12/6/11 4:30 PM, Havasvölgyi Ottó wrote:
> Is there so much difference between 8.4 and 9.1, or is this something else?
> Please tell me if any other info is needed.
It is fairly likely that the difference you're seeing here is due to
improvements made in checkpointing and other operations made between 8.4
and 9.1.
Is there some reason you didn't test 9.1 on Linux to compare the two?
--
Josh Berkus
PostgreSQL Experts Inc.
http://pgexperts.com