X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (av.hub.org [200.46.204.144]) by postgresql.org (Postfix) with ESMTP id 5403E9DC890 for ; Mon, 13 Mar 2006 21:00:27 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 01292-10 for ; Mon, 13 Mar 2006 21:00:30 -0400 (AST) X-Greylist: from auto-whitelisted by SQLgrey- Received: from linuxworld.com.au (unknown [203.34.46.50]) by postgresql.org (Postfix) with ESMTP id 9070D9DC85A for ; Mon, 13 Mar 2006 21:00:24 -0400 (AST) Received: from linuxworld.com.au (IDENT:swm@localhost.localdomain [127.0.0.1]) by linuxworld.com.au (8.13.2/8.13.2) with ESMTP id k2E10KS8016430; Tue, 14 Mar 2006 12:00:20 +1100 Received: from localhost (swm@localhost) by linuxworld.com.au (8.13.2/8.13.2/Submit) with ESMTP id k2E10JnW016427; Tue, 14 Mar 2006 12:00:19 +1100 X-Authentication-Warning: linuxworld.com.au: swm owned process doing -bs Date: Tue, 14 Mar 2006 12:00:19 +1100 (EST) From: Gavin Sherry X-X-Sender: swm@linuxworld.com.au To: Dave Dutcher cc: "'Chris'" , pgsql-performance@postgresql.org Subject: Re: import performance In-Reply-To: <000001c64702$36ad6dc0$8300a8c0@tridecap.com> Message-ID: References: <000001c64702$36ad6dc0$8300a8c0@tridecap.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, score=0.025 required=5 tests=[AWL=0.025] X-Spam-Score: 0.025 X-Spam-Level: X-Archive-Number: 200603/177 X-Sequence-Number: 17614 On Mon, 13 Mar 2006, Dave Dutcher wrote: > [Snip] > > > > > > shared_buffers = 256 > > > > Make this higher too. If this is a dedicated machine with 512 MB of > ram, > > set it to something like 125000. > > > > You may need to adjust shared memory settings for your operating > system. > > See the manual for details. > > > > Whoa. Maybe I'm wrong, but isn't each buffer 8192 bytes? So you are > suggesting that he set his shared buffers to a gigabyte on a machine > with 512 MB of ram? Or was that just a miscalculation? One to many zeros. Oops. Gavin