Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1WhdTo-0003oQ-Dg for pgsql-performance@arkaria.postgresql.org; Tue, 06 May 2014 11:24:12 +0000 Received: from localhost ([127.0.0.1] helo=postgresql.org) by malur.postgresql.org with smtp (Exim 4.80) (envelope-from ) id 1WhdTn-0005Pu-Ts for pgsql-performance@arkaria.postgresql.org; Tue, 06 May 2014 11:24:11 +0000 Received: from makus.postgresql.org ([2001:4800:7903:4::125]) by malur.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1WhdTm-0005Pn-OT for pgsql-performance@postgresql.org; Tue, 06 May 2014 11:24:10 +0000 Received: from harad.mathom.us ([54.218.24.45]) by makus.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1WhdTj-00061V-W0 for pgsql-performance@postgresql.org; Tue, 06 May 2014 11:24:10 +0000 Received: from osgiliath.mathom.us (osgiliath.mathom.us [IPv6:2001:4830:1614:2341::2]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by harad.mathom.us (Postfix) with ESMTPS id E65B840055 for ; Tue, 6 May 2014 11:24:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=mathom.us; s=mail; t=1399375447; bh=+gX9xuCcC7GaJLmM8madyWyicnqzCBk2Hw3WaL6MuT4=; h=Date:From:To:Subject:References:In-Reply-To:From; b=TdlMbeN1Aesglq6TeOyBwF5RQQXUmg4jAbDNOymabuoRWtdjaPSlclA7gvxyMNNZQ nNExeZ+BybpfQLQm+zzHUGZyhdlB3og/k4xnrh5CDiTiQLV4Xp18E0MOd/jVBlG/jp LaJe1xHgmAYEtFmizolWuInqvdKBx0lyjE/RQgmA= Received: from localhost (localhost [127.0.0.1]) by osgiliath.mathom.us (Postfix) with ESMTP id 304ED6E917 for ; Tue, 6 May 2014 07:24:11 -0400 (EDT) Received: from osgiliath.mathom.us ([127.0.0.1]) by localhost (osgiliath.mathom.us [127.0.0.1]) (amavisd-new, port 10024) with LMTP id uNG3LxkMji30 for ; Tue, 6 May 2014 07:24:11 -0400 (EDT) Received: by osgiliath.mathom.us (Postfix, from userid 1000) id F3E406E6DC; Tue, 6 May 2014 07:24:10 -0400 (EDT) Date: Tue, 6 May 2014 07:24:10 -0400 From: Michael Stone To: pgsql-performance@postgresql.org Subject: Re: Specifications for a new server Message-ID: Mail-Followup-To: pgsql-performance@postgresql.org References: <20140506110714.GA9155@mathom.us> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: X-Pgp-Fingerprint: 02D5 315F F11F 1861 860E 1E02 F61A ACDC FA11 FFDE User-Agent: Mutt/1.5.21 (2010-09-15) X-Pg-Spam-Score: -3.1 (---) List-Archive: List-Help: List-ID: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: X-Mailing-List: pgsql-performance Precedence: bulk Sender: pgsql-performance-owner@postgresql.org On Tue, May 06, 2014 at 01:15:10PM +0200, Dorian Hoxha wrote: >Since the commitlog/WAL is sequential-write, does it mattert that much to put >it in ssd No, assuming a good storage system with nvram write buffer. Mike Stone -- Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance