Re: 7.4b1 vs 7.3.4 performance

On Thu, 21 Aug 2003 06:53:42 -0400
rovero <rovero@sonalysts.com> wrote:

> expect wrote:
>
> >
> > I don't know a lot about TPC but I understand it's meant to mimic
> > multiple teller xactions and that's what you did.  This is not a
> > request mind you but it would be interesting to see how changing
> > those configs would alter the performance behavior.
>
> Actually, those config settings were chosen in much earlier
> (pgsql 7.1, 7.2) rounds of pgbench testing.

I see, certainly makes comparisons much simpler between versions.

>
> There is no substitute for testing with the real
> applications you will be running, but that can get
> very complicated.  Tools like pgbench and osdb
> are still useful in determining good ranges for
> the config parameters.

Sure, agreed.

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