X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (mx1.hub.org [200.46.208.251]) by postgresql.org (Postfix) with ESMTP id 0F1B59F9C1D for ; Wed, 3 May 2006 16:27:09 -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 61028-03 for ; Wed, 3 May 2006 16:27:00 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey- Received: from vms040pub.verizon.net (vms040pub.verizon.net [206.46.252.40]) by postgresql.org (Postfix) with ESMTP id 4DB159F9CC1 for ; Wed, 3 May 2006 16:26:58 -0300 (ADT) Received: from osgiliath.mathom.us ([70.108.132.172]) by vms040.mailsrvcs.net (Sun Java System Messaging Server 6.2-4.02 (built Sep 9 2005)) with ESMTPA id <0IYP00JKBFCWWJVB@vms040.mailsrvcs.net> for pgsql-performance@postgresql.org; Wed, 03 May 2006 14:26:57 -0500 (CDT) Received: from localhost (localhost [127.0.0.1]) by osgiliath.mathom.us (Postfix) with ESMTP id 3A4586EC9D; Wed, 03 May 2006 15:26:55 -0400 (EDT) Received: from osgiliath.mathom.us ([127.0.0.1]) by localhost (osgiliath.home.mathom.us [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 17280-02-5; Wed, 03 May 2006 15:26:54 -0400 (EDT) Received: by osgiliath.mathom.us (Postfix, from userid 1000) id 7F2C66ECBE; Wed, 03 May 2006 15:26:54 -0400 (EDT) Date: Wed, 03 May 2006 15:26:54 -0400 From: Michael Stone Subject: Re: Slow restoration question In-reply-to: <20060503180821.GZ97354@pervasive.com> To: "Jim C. Nasby" Cc: pgsql-performance@postgresql.org Mail-followup-to: "Jim C. Nasby" , pgsql-performance@postgresql.org Message-id: <20060503192652.GA16533@mathom.us> MIME-version: 1.0 Content-type: text/plain; charset=us-ascii; format=flowed Content-disposition: inline X-Pgp-Fingerprint: 53 FF 38 00 E7 DD 0A 9C 84 52 84 C5 EE DF 7C 88 X-Virus-Scanned: Debian amavisd-new at mathom.us References: <1146595755.12053.111.camel@archimedes> <758B0591-3C9C-418B-9AF2-E962003C4904@rackspace.com> <20060502215329.GI97354@pervasive.com> <4A7F9950-65E0-4FA5-9FEC-BA1A93E615E5@clickspace.com> <20060503121847.GN31328@mathom.us> <30D5959B-3CCD-4CB4-B2D7-30DEA9F08BB6@torgo.978.org> <20060503155938.GO31328@mathom.us> <1146672434.22037.38.camel@state.g2switchworks.com> <20060503170604.GP31328@mathom.us> <20060503180821.GZ97354@pervasive.com> User-Agent: Mutt/1.5.11+cvs20060403 X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200605/92 X-Sequence-Number: 18879 On Wed, May 03, 2006 at 01:08:21PM -0500, Jim C. Nasby wrote: >Well, in this case the question was about random write access, which dd >won't show you. That's the kind of thing you need to measure against your workload. Mike Stone