Re: Tuning 8.3 - Mailing list pgsql-hackers

From Roberts, Jon
Subject Re: Tuning 8.3
Date
Msg-id 1A6E6D554222284AB25ABE3229A9276271564C@nrtexcus702.int.asurion.com
Whole thread Raw
In response to Re: Tuning 8.3  (Gregory Stark <stark@enterprisedb.com>)
List pgsql-hackers
> > I need to run about 1000 PostgreSQL connections on a server that I
can
> > use about 4 GB of the total 16 GB of total RAM.  It seems that each
> > session creates a process that uses about 15 MB of RAM just for
> > connecting so I'm running out of RAM rather quickly.
>
> I think you're being bitten by a different problem than it appears.
> Windows
> has a fixed size per-session shared memory pool which runs out rather
> quickly.
> You can raise that parameter though. (The 125 mentioned there is
raised to
> about 300 with Pg 8.3.)
>
> See:
>
> http://www.postgresql.org/docs/faqs.FAQ_windows.html#4.4
>
>

Thanks for the tip and I'll be moving this to the performance forum.
Although, with 8.3, it seems that the FAQ is out of date?



Jon


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