Hannu Krosing <hannu(at)tm(dot)ee> writes:
> in order to measure real performance of roughly the _same_ dataset each
> test run did the same total number of transactions 512 with each client
> doing 512/nr_of_trx.
That means you're only measuring a few transactions per backend (as few
as 4, near the upper end of the scale). I think the results may say
more about backend-startup transients than true peak throughput.
Could you try it again with a run about ten times that long?
regards, tom lane
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