On Wed, 6 Jun 2001, Tom Lane wrote:
> The Hermit Hacker <scrappy@hub.org> writes:
> > The 4m:30s is running one process for 100K inserts ... with two
> > CPUs/processes, it increases the time to process by almost 40% ... ?
>
> Do you mean two processes inserting into the same table?
Yup ...
> I committed some changes recently that reduce the amount of contention
> involved in that scenario, but it's not released yet.
So, this is one of those "known problem, improved in v7.2" sort of issues?