X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (unknown [64.117.224.130]) by svr1.postgresql.org (Postfix) with ESMTP id D884BD1B4EA for ; Fri, 10 Oct 2003 21:51:51 +0000 (GMT) Received: from svr1.postgresql.org ([64.117.224.193]) by localhost (neptune.hub.org [64.117.224.130]) (amavisd-new, port 10024) with ESMTP id 14431-09 for ; Fri, 10 Oct 2003 18:51:08 -0300 (ADT) Received: from davinci.ethosmedia.com (unknown [209.128.84.228]) by svr1.postgresql.org (Postfix) with ESMTP id 5EC6DD1B4E9 for ; Fri, 10 Oct 2003 18:51:05 -0300 (ADT) Received: from [66.219.92.2] (HELO temoku) by davinci.ethosmedia.com (CommuniGate Pro SMTP 4.0.2) with ESMTP id 3751258; Fri, 10 Oct 2003 14:51:41 -0700 Content-Type: text/plain; charset="iso-8859-1" From: Josh Berkus Reply-To: josh@agliodbs.com Organization: Aglio Database Solutions To: Vivek Khera Subject: Re: go for a script! / ex: PostgreSQL vs. MySQL Date: Fri, 10 Oct 2003 14:49:00 -0700 User-Agent: KMail/1.4.3 Cc: pgsql-performance@postgresql.org References: <007901c38f2b$0b585590$2802a8c0@webbased10> <200310101339.48392.josh@agliodbs.com> <16263.8497.95525.673249@yertle.int.kciLink.com> In-Reply-To: <16263.8497.95525.673249@yertle.int.kciLink.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Message-Id: <200310101449.00893.josh@agliodbs.com> X-Virus-Scanned: by amavisd-new at postgresql.org X-Archive-Number: 200310/374 X-Sequence-Number: 4122 Vivek, =20 > when you compute optimal shared buffers and effective cache size, > these are in terms of blocksize. so if I have 16k block size, you > can't compute based on default 8k blocksize. at worst, it would have > to be a parameter you pass to the tuning script. Oh, yes! Thank you.=20=20=20 --=20 -Josh Berkus Aglio Database Solutions San Francisco