X-Original-To: pgsql-general-postgresql.org@postgresql.org Received: from localhost (mx1.hub.org [200.46.208.251]) by postgresql.org (Postfix) with ESMTP id 5C69E9FB24E for ; Fri, 28 Jul 2006 20:20:55 -0300 (ADT) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.208.251]) (amavisd-new, port 10024) with ESMTP id 00207-03 for ; Fri, 28 Jul 2006 20:20:43 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey- Received: from noel.decibel.org (noel.decibel.org [67.100.216.10]) by postgresql.org (Postfix) with ESMTP id 20F039FB21F for ; Fri, 28 Jul 2006 20:20:13 -0300 (ADT) Received: from [172.20.15.27] (ip67-88-206-98.z206-88-67.customer.algx.net [67.88.206.98]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (No client certificate requested) by noel.decibel.org (Postfix) with ESMTP id DA3D056423; Fri, 28 Jul 2006 18:20:07 -0500 (CDT) In-Reply-To: References: <44C8C67C.0AD0.0080.0@klinik.uni-regensburg.de> Mime-Version: 1.0 (Apple Message framework v752.2) Content-Type: text/plain; charset=ISO-8859-1; delsp=yes; format=flowed Message-Id: <592EB204-908D-4DD3-8365-E06BA564E7CC@pervasive.com> Cc: pgsql-general@postgresql.org Content-Transfer-Encoding: quoted-printable From: Jim Nasby Subject: Re: Shared buffers Date: Fri, 28 Jul 2006 18:18:26 -0500 To: Shoaib Mir X-Mailer: Apple Mail (2.752.2) X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=1.069 tagged_above=0 required=5 tests=SPF_NEUTRAL X-Spam-Level: * X-Archive-Number: 200607/1039 X-Sequence-Number: 98663 Note that starting in 8.0/8.1, you can sometimes get very large gains =20= by setting shared_buffers very high; 1/2 of memory or more. On Jul 27, 2006, at 4:00 PM, Shoaib Mir wrote: > Go to http://www.powerpostgresql.com/PerfList/ and see the =20 > shared_buffers settings section there. > > Thanks, > --=20 > Shoaib Mir > EnterpriseDB ( www.enterprisedb.com) > > > On 7/27/06, Christian Rengstl regensburg.de > wrote:Hi list, > > just wanted to ask what is a "good/reasonable" value for the =20 > shared_bufferes variable. Right now i set it to 64000 on a windows =20 > 2003 server with 1GB ram and 3.2 GHz which runs as file server (for =20= > only a small number of users) and db server. > > Thanks > > -- > Christian Rengstl M.A. > Klinik und Poliklinik f=FCr Innere Medizin II > Kardiologie - Forschung > Universit=E4tsklinikum Regensburg > B3 1.388 > Franz-Josef-Strauss-Allee 11 > 93053 Regensburg > Tel.: +49-941-944-7230 > > > ---------------------------(end of =20 > broadcast)--------------------------- > TIP 2: Don't 'kill -9' the postmaster > > > > -- Jim C. Nasby, Sr. Engineering Consultant jnasby@pervasive.com Pervasive Software http://pervasive.com work: 512-231-6117 vcard: http://jim.nasby.net/pervasive.vcf cell: 512-569-9461