Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> Was it a big benefit only for SMP machines?
Probably. I did some simple pgbench checks and found that the new code
seemed no better than the old on a one-processor machine. However, as
long as it's not worse for a uniprocessor, who cares?
It would be good to try to get some more measurements to verify this.
Never did trust pgbench ...
regards, tom lane