Re: Stats Collector

From: Jan Wieck <JanWieck(at)Yahoo(dot)com>
To: Robert Treat <xzilla(at)users(dot)sourceforge(dot)net>
Cc: Christopher Kings-Lynne <chriskl(at)familyhealth(dot)com(dot)au>, "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org>
Subject: Re: Stats Collector
Date: 2002-07-23 14:35:53
Message-ID: 3D3D69C9.3D845A39@Yahoo.com
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Robert Treat wrote:
>
> I don't think there is any way to do it without restarting the server
> and using STATS_RESET_ON_SERVER_START from the postgresql.conf
>
> you might be able to do it by killing the stats collector process on
> your machine, but i cant recall if postmaster will automagically fire up
> a new collector or if you have to do something more involved. It might
> be worth trying on a development machine.

You can kill it and postmaster will fire up a new one, which ironically
reads in the data/global/pgstat.stat file if it exists, which on a busy
server get's recreated/overwritten every 500 milliseconds. You must
remove that file and kill the collector before it get's recreated ... so
semicolon is your friend ;-)

Jan

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