X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (av.hub.org [200.46.204.144]) by svr1.postgresql.org (Postfix) with ESMTP id 939B9D7244 for ; Thu, 25 Aug 2005 16:41:48 -0300 (ADT) Received: from svr1.postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 77678-02 for ; Thu, 25 Aug 2005 19:41:44 +0000 (GMT) Received: from davinci.ethosmedia.com (server227.ethosmedia.com [209.128.84.227]) by svr1.postgresql.org (Postfix) with ESMTP id B3F06D71EA for ; Thu, 25 Aug 2005 16:41:43 -0300 (ADT) X-EthosMedia-Virus-Scanned: no infections found Received: from [64.81.245.111] (account josh@agliodbs.com HELO temoku.sf.agliodbs.com) by davinci.ethosmedia.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 7939593; Thu, 25 Aug 2005 12:44:00 -0700 From: Josh Berkus Reply-To: josh@agliodbs.com Organization: Aglio Database Solutions To: pgsql-performance@postgresql.org Subject: Re: Read/Write block sizes Date: Thu, 25 Aug 2005 12:45:03 -0700 User-Agent: KMail/1.8 Cc: "Jeffrey W. Baker" , Tom Lane , Guy Thornley , Steve Poe , Chris Browne References: <21700.1124863004@sss.pgh.pa.us> <1124864572.11270.16.camel@noodles> In-Reply-To: <1124864572.11270.16.camel@noodles> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Message-Id: <200508251245.03473.josh@agliodbs.com> X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=0.048 required=5 tests=[AWL=-0.002, FORGED_RCVD_HELO=0.05] X-Spam-Level: X-Archive-Number: 200508/422 X-Sequence-Number: 14169 Jeff, > Ask me sometime about my replacement for GNU sort. =C2=A0It uses the same > sorting algorithm, but it's an order of magnitude faster due to better > I/O strategy. =C2=A0Someday, in my infinite spare time, I hope to demonst= rate > that kind of improvement with a patch to pg. Since we desperately need some improvements in sort performance, I do hope= =20 you follow up on this. =2D-=20 =2D-Josh Josh Berkus Aglio Database Solutions San Francisco