Received: from localhost (maia-3.hub.org [200.46.204.184])
	by postgresql.org (Postfix) with ESMTP id 5BE569FB623
	for <pgsql-performance-postgresql.org@postgresql.org>;
	Fri, 29 Jun 2007 15:30:24 -0300 (ADT)
Received: from postgresql.org ([200.46.204.71])
	by localhost (mx1.hub.org [200.46.204.184]) (amavisd-maia, port 10024)
	with ESMTP id 57512-05-5
	for <pgsql-performance-postgresql.org@postgresql.org>;
	Fri, 29 Jun 2007 15:30:05 -0300 (ADT)
X-Greylist: from auto-whitelisted by SQLgrey-1.7.4
Received: from sss.pgh.pa.us (sss.pgh.pa.us [66.207.139.130])
	by postgresql.org (Postfix) with ESMTP id 43F589FB905
	for <pgsql-performance@postgresql.org>;
	Fri, 29 Jun 2007 15:30:11 -0300 (ADT)
Received: from sss2.sss.pgh.pa.us (tgl@localhost [127.0.0.1])
	by sss.pgh.pa.us (8.14.1/8.14.1) with ESMTP id l5TIU9s2006800;
	Fri, 29 Jun 2007 14:30:09 -0400 (EDT)
To: "Dolafi, Tom" <dolafit@janelia.hhmi.org>
cc: "Craig James" <craig_james@emolecules.com>,
	pgsql-performance@postgresql.org
Subject: Re: rtree/gist index taking enormous amount of space in 8.2.3 
In-reply-to: <AE9860225100F14D87B26D0D4D6766DB46F42B@EXCHANGE03.janelia.priv> 
References: <AE9860225100F14D87B26D0D4D6766DB46F246@EXCHANGE03.janelia.priv>
	<13616.1183046917@sss.pgh.pa.us>
	<AE9860225100F14D87B26D0D4D6766DB46F3E7@EXCHANGE03.janelia.priv>
	<46852FD0.2030306@emolecules.com>
	<AE9860225100F14D87B26D0D4D6766DB46F42B@EXCHANGE03.janelia.priv>
Comments: In-reply-to "Dolafi, Tom" <dolafit@janelia.hhmi.org>
	message dated "Fri, 29 Jun 2007 14:05:30 -0400"
Date: Fri, 29 Jun 2007 14:30:09 -0400
Message-ID: <6799.1183141809@sss.pgh.pa.us>
From: Tom Lane <tgl@sss.pgh.pa.us>
X-Virus-Scanned: Maia Mailguard 1.0.1
X-Archive-Number: 200706/647
X-Sequence-Number: 25680

"Dolafi, Tom" <dolafit@janelia.hhmi.org> writes:
> The data is not distributed well...

Can you show us min, max, and avg of fmax minus fmin?  I'd like to
check my guess about that being a fairly narrow range.

			regards, tom lane