| From: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> |
|---|---|
| To: | Mehdi Ravanbakhsh <babakco(at)gmail(dot)com> |
| Cc: | "pgsql-performance(at)postgresql(dot)org" <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: pl/pgsql performance |
| Date: | 2014-04-25 08:53:03 |
| Message-ID: | CAFj8pRAh2Tct-nv6Bha3_SMUWWbV20eCsrpQzecW+y2r4VS8XA@mail.gmail.com |
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| Thread: | |
| Lists: | pgsql-performance |
Hello
2014-04-25 10:48 GMT+02:00 Mehdi Ravanbakhsh <babakco(at)gmail(dot)com>:
> Hi All
>
> I have one big Pl/Pgsql function (about 1500 line code) , i can divided
> it to about 5 part and call each script from main script . In this case
> i need to know which way is faster .
>
> and some question about pgsql :
>
> 1- is pgsql engine open one process for each script ?
>
PostgreSQL uses one CPU per session.
> 2- how i can chose max connection number for pgsql server based on cpu
> core and RAM capacity that have maximum Efficiency?
>
usually max performance is about 10 x CPU connections. But it highly
depends on load.
Regards
Pavel Stehule
>
> Thanks and Best ergards.
>
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