Re: [GENERAL] postgres getting slow

From: "Brett W(dot) McCoy" <bmccoy(at)lan2wan(dot)com>
To: Brian <signal(at)shreve(dot)net>
Cc: pgsql-general(at)postgreSQL(dot)org
Subject: Re: [GENERAL] postgres getting slow
Date: 1999-05-14 10:54:29
Message-ID: Pine.LNX.4.04.9905140650440.28521-100000@dragosani.lan2wan.com
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> I noticed that on our postgres server, when more than say 15-20 backends
> are open at once, things start to get real slow. System is:
>
> Redhat 5.2 Linux
> 2.2.8 kernel
> Postgres 6.3.2
> PII 450
> 256MB RAM
>
> Does anyone know why this may be?

Hmmm... I'm trying to optimize Postgres as much as I can right now. I
usually have 4 or 5 backends running, some under CGI and some under ODBC.
I notice the ODBC (via Access) seems to monopolize the database,
especially when doing updates.

> Also I can't seem to get postgres to write to a log about what it is
> doing, whats the best way to get it to do this, so that any
> errors/warnings get logged?

I have something like this in my startup script appended to the invocation
of the postmaster ( as we discussed yesterday):

>> ${PGLOGFILE} 2>&1

where $PGLOGFILE is a path to postgres.log.

Brett W. McCoy
http://www.lan2wan.com/~bmccoy/
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