Horton

Re: [GENERAL] Monitoring a Query

Roberto Mello <rmello@cc.usu.edu>

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From: Roberto Mello <rmello@cc.usu.edu>
To: Bruce Momjian <pgman@candle.pha.pa.us>
Cc: Neil Conway <neilc@samurai.com>, Aaron Held <aaron@MetroNY.com>, pgsql-sql@postgresql.org, pgsql-general@postgresql.org
Date: 2002-09-23T22:01:16Z
Lists: pgsql-hackers, pgsql-general, pgsql-sql 
On Mon, Sep 23, 2002 at 10:48:30AM -0400, Bruce Momjian wrote:
> > > > 
> > > > Would it be a good idea to add the time that the current query began
> > > > execution at to pg_stat_activity?
> > > 
> > > What do people think about this?  It seems like a good idea to me.
> > 
> > OpenACS has a package called "Developer Support" that shows you (among
> > other things) how long a query took to be executed. Very good to finding 
> > out slow-running queries that need to be optimized.
> 
> 7.3 will have GUC 'log_duration' which will show query duration.

Forgive my ignorance here, but what is GUC? And how would I access the
query duration?

-Roberto

-- 
+----|        Roberto Mello   -    http://www.brasileiro.net/  |------+
+       Computer Science Graduate Student, Utah State University      +
+       USU Free Software & GNU/Linux Club - http://fslc.usu.edu/     +
Q:	What is purple and commutes?
A:	A boolean grape.