X-Original-To: pgsql-performance-postgresql.org@postgresql.org Received: from localhost (wm.hub.org [200.46.204.128]) by postgresql.org (Postfix) with ESMTP id DC2419F9F27 for ; Sun, 16 Jul 2006 21:04:01 -0300 (ADT) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.128]) (amavisd-new, port 10024) with ESMTP id 85270-02 for ; Mon, 17 Jul 2006 00:03:53 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey- Received: from vms044pub.verizon.net (vms044pub.verizon.net [206.46.252.44]) by postgresql.org (Postfix) with ESMTP id D57C29F9840 for ; Sun, 16 Jul 2006 21:03:53 -0300 (ADT) Received: from osgiliath.mathom.us ([72.66.113.236]) by vms044.mailsrvcs.net (Sun Java System Messaging Server 6.2-4.02 (built Sep 9 2005)) with ESMTPA id <0J2I009ETTI91101@vms044.mailsrvcs.net> for pgsql-performance@postgresql.org; Sun, 16 Jul 2006 19:03:46 -0500 (CDT) Received: from localhost (localhost [127.0.0.1]) by osgiliath.mathom.us (Postfix) with ESMTP id 24EB96E9B1 for ; Sun, 16 Jul 2006 20:03:44 -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 zmqqzDe5Mcgb for ; Sun, 16 Jul 2006 20:03:42 -0400 (EDT) Received: by osgiliath.mathom.us (Postfix, from userid 1000) id B12FB6E797; Sun, 16 Jul 2006 20:03:42 -0400 (EDT) Date: Sun, 16 Jul 2006 20:03:40 -0400 From: Michael Stone Subject: Re: RAID stripe size question In-reply-to: <7F10D26ECFA1FB458B89C5B4B0D72C2B4E4BB1@sesrv12.wirelesscar.com> To: pgsql-performance@postgresql.org Mail-followup-to: pgsql-performance@postgresql.org Message-id: <20060717000337.GA8069@mathom.us> MIME-version: 1.0 Content-type: text/plain; charset=us-ascii; format=flowed Content-disposition: inline X-Virus-Scanned: Debian amavisd-new at mathom.us X-Pgp-Fingerprint: 53 FF 38 00 E7 DD 0A 9C 84 52 84 C5 EE DF 7C 88 References: <7F10D26ECFA1FB458B89C5B4B0D72C2B4E4BB1@sesrv12.wirelesscar.com> User-Agent: Mutt/1.5.11+cvs20060403 X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200607/159 X-Sequence-Number: 20019 On Mon, Jul 17, 2006 at 12:52:17AM +0200, Mikael Carneholm wrote: >I have finally gotten my hands on the MSA1500 that we ordered some time >ago. It has 28 x 10K 146Gb drives, currently grouped as 10 (for wal) + >18 (for data). There's only one controller (an emulex), but I hope You've got 1.4TB assigned to the WAL, which doesn't normally have more than a couple of gigs? Mike Stone