Re: [HACKERS] postgres performance

>
> Hi,
>
> I have installed PostgreSQL6.2.1 from my own user account (I was just trying
> to test out something first). It seems to be running too slow. For example,
> the self join of a table with roughly 300K records takes 2-3 hours. There is
> an index on the join attribute.
> I am running it on a 8 processor (each is a 248 MHz SUNW,UltraSPARC-II)
>  machine with a total of 2.0 GB main memory.
> But, since it is not parallelized, it may get the power of only one processor.

You said a self-join.  I think we have a performance problem there.
Vadim?


>
> Does it make a difference in performance since I have installed it from my
> user account, and not the root. Also, I compiled it using gcc on a
> solaris 2.5 machine and the machine I ran it is a solaris 2.6 machine. I did
> that since the solaris 2.6 machine is the fastest we have here and the
> executable
> compiled on 2.5 was running properly also. Can that have an impact on the
> performance?
>
> Thanks
> --shiby
>
>
>


--
Bruce Momjian
maillist@candle.pha.pa.us