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Re: measuring most-expensive queries

From: Gourish Singbal <gourish(at)gmail(dot)com>
To: weigelt(at)metux(dot)de, pgsql-admin <pgsql-admin(at)postgresql(dot)org>
Subject: Re: measuring most-expensive queries
Date: 2005-05-02 05:11:52
Message-ID: 674d1f8a0505012211d858cb6@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-admin
You could have made the following change in your conf file and reload
the postgresql server.

log_min_duration_statement = 10000

This will help you log the queries that take more than 10000 mili
seconds to execute in your postgresql sever log file

regards
Gourish Singbal


On 5/2/05, Enrico Weigelt <weigelt(at)metux(dot)de> wrote:
> 
> Hi folks,
> 
> I'd like to find out which queries are most expensive (taking very
> long or producing high load) in a running system, to see what
> requires further optimization. (the application is quite large
> and some more folks involved, so I cant check evrything manually).
> 
> Well, the postmaster can log ev'ry single statement, but its
> really too for a human person, to read the log files.
> 
> Is there any tool for that ?
> 
> thx
> --
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-- 
Best,
Gourish Singbal

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