Received: from maia.hub.org (maia-2.hub.org [200.46.204.251]) by mail.postgresql.org (Postfix) with ESMTP id 6FC4B632410 for ; Fri, 18 Jun 2010 17:56:53 -0300 (ADT) Received: from mail.postgresql.org ([200.46.204.86]) by maia.hub.org (mx1.hub.org [200.46.204.251]) (amavisd-maia, port 10024) with ESMTP id 04253-01 for ; Fri, 18 Jun 2010 20:56:45 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from glacier.frostconsultingllc.com (glacier.frostconsultingllc.com [69.36.227.170]) by mail.postgresql.org (Postfix) with ESMTP id 8E3A3632277 for ; Fri, 18 Jun 2010 17:56:46 -0300 (ADT) Received: from dsl081-245-111.sfo1.dsl.speakeasy.net ([64.81.245.111] helo=Sidney-Stratton.local) by glacier.frostconsultingllc.com with esmtpsa (TLSv1:CAMELLIA256-SHA:256) (Exim 4.69) (envelope-from ) id 1OPicE-0007qR-J4 for pgsql-performance@postgresql.org; Fri, 18 Jun 2010 13:56:45 -0700 Message-ID: <4C1BDD8A.3060704@agliodbs.com> Date: Fri, 18 Jun 2010 13:56:42 -0700 From: Josh Berkus User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.1b3pre) Gecko/20090223 Thunderbird/3.0b2 MIME-Version: 1.0 To: postgres performance list Subject: Re: PostgreSQL as a local in-memory cache References: <18287446-8677-46d6-a581-c4777f60ebda@40g2000pry.googlegroups.com> <4C1A5B81.8050908@agliodbs.com> In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=-1.9 tagged_above=-10 required=5 tests=BAYES_00=-1.9 X-Spam-Level: X-Archive-Number: 201006/344 X-Sequence-Number: 39200 On 6/18/10 2:15 AM, Matthew Wakeling wrote: > I'd like to point out the costs involved in having a whole separate > "version" of Postgres that has all this safety switched off. Package > managers will not thank anyone for having to distribute another version > of the system, and woe betide the user who installs the wrong version > because "it runs faster". No, this is much better as a configurable option. Agreed, although initial alphas of this concept are likely to in fact be a separate source code tree. Eventually when we have it working well it could become an initdb-time option. -- -- Josh Berkus PostgreSQL Experts Inc. http://www.pgexperts.com