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From: Jakub Ouhrabka <kuba@comgate.cz>
To: pgsql-performance@postgresql.org
Subject: Re: Linux/PostgreSQL scalability issue - problem with 8 cores
Date: Thu, 03 Jan 2008 20:26:30 +0100
Message-ID: <fljct0$2g7i$1@news.hub.org> (raw)
In-Reply-To: <20080103183118.GA14593@alvh.no-ip.org>
References: <flii57$748$1@news.hub.org>
	<477D0D00.9040206@aeccom.com>
	<flj7ba$q7o$1@news.hub.org>
	<20080103183118.GA14593@alvh.no-ip.org>

Alvaro,

 >>> - do an UNLISTEN if possible
 >> Yes, we're issuing unlistens when appropriate.
 >
 > You are vacuuming pg_listener periodically, yes?  Not that this seems
 > to have any relationship to your problem, but ...

yes, autovacuum should take care of this. But looking forward for 
multiple-workers in 8.3 as it should help us during high load periods 
(some tables might wait too long for autovacuum now - but it's not that 
big problem for us...).

Thanks for great work!

Kuba



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