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Re: postgresql tuning

From: "A(dot) Kretschmer" <andreas(dot)kretschmer(at)schollglas(dot)com>
To: pgsql-novice(at)postgresql(dot)org
Subject: Re: postgresql tuning
Date: 2006-10-28 06:11:05
Message-ID: 20061028061105.GA6928@a-kretschmer.de (view raw or flat)
Thread:
Lists: pgsql-novice
am  Fri, dem 27.10.2006, um 21:01:41 -0700 mailte jennifer llerena folgendes:
> hi everyone.
>  
> I want to learn about tuning a postgresql database.
> Any documentation i will apreciate!!!

The question is, what exactly do you want to optimize? The database configuration
or your own SQL-Querys?


I think, the default parameters (in postgresql.conf) are okay for the
most cases. But, not problem, i have any links for you:

08:04 < akretschmer> ??tuning
08:04 < rtfm_please> For information about tuning
08:04 < rtfm_please> see http://www.powerpostgresql.com
08:04 < rtfm_please> or http://www.powerpostgresql.com/PerfList
08:04 < rtfm_please> or http://www.revsys.com/writings/postgresql-performance.html

(This is from the doc-bot in the IRC-Channel #postgresql)


If you ask how about query-tuning, then you should read more about
indexes, vacuum and explain analyze:

08:08 < akretschmer> ??index
08:08 < rtfm_please> For information about index
08:08 < rtfm_please> see http://www.postgresql.org/docs/current/static/bookindex.html
08:08 < rtfm_please> or http://www.postgresql.org/docs/current/static/indexes-expressional.html
08:08 < rtfm_please> or http://www.postgresql.org/docs/current/static/indexes-partial.html
08:08 < akretschmer> ??vacuum
08:08 < rtfm_please> For information about vacuum
08:08 < rtfm_please> see http://developer.postgresql.org/~wieck/vacuum_cost/
08:08 < rtfm_please> or http://www.postgresql.org/docs/current/static/sql-vacuum.html
08:08 < rtfm_please> or http://www.varlena.com/varlena/GeneralBits/116.php
08:08 < akretschmer> ??analyze
08:08 < rtfm_please> For information about analyze
08:08 < rtfm_please> see http://www.postgresql.org/docs/current/static/sql-analyze.html
08:08 < rtfm_please> or http://www.postgresql.org/docs/current/static/sql-explain.html
08:08 < rtfm_please> or http://www.postgresql.org/docs/current/static/sql-vacuum.html


HTH, Andreas
-- 
Andreas Kretschmer
Kontakt:  Heynitz: 035242/47215,   D1: 0160/7141639 (mehr: -> Header)
GnuPG-ID:   0x3FFF606C, privat 0x7F4584DA   http://wwwkeys.de.pgp.net

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