Received: from maia.hub.org (unknown [200.46.204.183]) by mail.postgresql.org (Postfix) with ESMTP id DCC6A6323AF for ; Thu, 14 Jan 2010 17:32:20 -0400 (AST) Received: from mail.postgresql.org ([200.46.204.86]) by maia.hub.org (mx1.hub.org [200.46.204.183]) (amavisd-maia, port 10024) with ESMTP id 78061-07 for ; Thu, 14 Jan 2010 21:32:10 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from pyxis.powervt.com.ar (quportal.powervt.com.ar [190.11.152.66]) by mail.postgresql.org (Postfix) with ESMTP id 11A866321E7 for ; Thu, 14 Jan 2010 17:32:09 -0400 (AST) Received: from pcfhevia ([186.124.123.2]) by pyxis.powervt.com.ar (IPGroup Mail Server) with ASMTP id 1OT48953; Thu, 14 Jan 2010 18:32:04 -0300 From: "Fernando Hevia" To: , "'Aidan Van Dyk'" Cc: References: <20100114142903.GB2973@comppasch2> <20100114150735.GT18076@oak.highrise.ca> <20100114212307.GD2384@comppasch2> Subject: Re: Inserting 8MB bytea: just 25% of disk perf used? Date: Thu, 14 Jan 2010 18:33:11 -0300 Organization: IP-TEL Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Office Outlook 11 In-Reply-To: <20100114212307.GD2384@comppasch2> Thread-Index: AcqVYAb7V51TePlGTom4LQ7MwpRo7wAAGtUw X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=3.189 tagged_above=-10 required=5 tests=BAYES_50=0.001, FH_DATE_PAST_20XX=3.188 X-Spam-Level: *** X-Archive-Number: 201001/314 X-Sequence-Number: 37194 > -----Mensaje original----- > De: fkater@googlemail.com > Nevertheless: If your explanation covers all what can be said > about it then replacing the hard disk by a faster one should > increase the performance here (I'll try to check that out). > Moving the pg_xlog directory to the OS drive should make a difference and it will cost you zero.