PostgreSQL 9.2 benchmarks

Mindaugas Rasiukevicius rmind at
Mon Aug 27 03:31:30 PDT 2012


Francois Tigeot <ftigeot at> wrote:
> I took advantage of an available dual-Xeon box to do some scalability
> benchmarking.
> <...>
> Results with graphs are in the attached PDF file.
> Some rapid conclusions:
> - Scientific Linux smokes all other operating systems
> - DragonFly and FreeBSD performance is mostly the same, FreeBSD degrades
>   faster under high loads
> - NetBSD has trouble handling high numbers of database clients but still
>   manages to scale when numbers are low
> - Keeping processes on the same location they last ran on increases
>   performance by a few percents

Would you be able to try using local UNIX socket?  NetBSD should have
nearly linear scalability, unless there is some regression.  Going through is what kills us, I believe.



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