X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (av.hub.org [200.46.204.144]) by postgresql.org (Postfix) with ESMTP id 0AF719DC816 for ; Fri, 24 Feb 2006 12:32:26 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 47763-04 for ; Fri, 24 Feb 2006 12:32:24 -0400 (AST) X-Greylist: from auto-whitelisted by SQLgrey- Received: from exchange.g2switchworks.com (mail.g2switchworks.com [63.87.162.25]) by postgresql.org (Postfix) with ESMTP id D86BD9DC801 for ; Fri, 24 Feb 2006 12:32:23 -0400 (AST) Received: from 10.10.1.37 ([10.10.1.37]) by exchange.g2switchworks.com ([10.10.1.2]) with Microsoft Exchange Server HTTP-DAV ; Fri, 24 Feb 2006 16:32:22 +0000 Received: from state.g2switchworks.com by mail.g2switchworks.com; 24 Feb 2006 10:32:22 -0600 Subject: Re: Reliability recommendations From: Scott Marlowe To: Vivek Khera Cc: Postgresql Performance In-Reply-To: <30917816-5D5E-4161-A21A-64DF2990777F@khera.org> References: <200602241429.k1OETwD07991@candle.pha.pa.us> <30917816-5D5E-4161-A21A-64DF2990777F@khera.org> Content-Type: text/plain Content-Transfer-Encoding: 7bit Message-Id: <1140798742.18756.13.camel@state.g2switchworks.com> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6 (1.4.6-2) Date: Fri, 24 Feb 2006 10:32:22 -0600 X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, score=0.155 required=5 tests=[AWL=0.154, UNPARSEABLE_RELAY=0.001] X-Spam-Score: 0.155 X-Spam-Level: X-Archive-Number: 200602/387 X-Sequence-Number: 17373 On Fri, 2006-02-24 at 10:27, Vivek Khera wrote: > On Feb 24, 2006, at 9:29 AM, Bruce Momjian wrote: > > > Dell often says part X is included, but part X is not the exact > > same as > > part X sold by the original manufacturer. To hit a specific price > > point, Dell is willing to strip thing out of commodity hardware, and > > often does so even when performance suffers. For many people, this is > > unacceptable. > > The last dell box I bought, a PE1850, came with a PERC 4e/Si card, > which I believe is the same as the card the OP was looking at. It is > very fast in RAID1 with two U320 disks. My bad experiences were with the 2600 series machines. We now have some 2800 and they're much better than the 2600/2650s I've used in the past. That said, I've not tried to do anything too high end with them, like RAID 1+0 or anything. My past experience has been that Intel and SuperMicro make much better "white boxes" you can get from almost any halfway decent local supplier. They're faster, more reliable, and the parts are easy to get.