From owner-freebsd-performance@FreeBSD.ORG Wed May 16 12:13:52 2007 Return-Path: X-Original-To: freebsd-performance@freebsd.org Delivered-To: freebsd-performance@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 7738616A400 for ; Wed, 16 May 2007 12:13:52 +0000 (UTC) (envelope-from schulra@earlham.edu) Received: from sipala.earlham.edu (sipala.earlham.edu [159.28.1.75]) by mx1.freebsd.org (Postfix) with ESMTP id 48CCC13C455 for ; Wed, 16 May 2007 12:13:52 +0000 (UTC) (envelope-from schulra@earlham.edu) Received: from tdream.lly.earlham.edu (tdream.lly.earlham.edu [159.28.7.241]) by sipala.earlham.edu (8.13.6/8.13.6) with ESMTP id l4GCDpcj001238; Wed, 16 May 2007 08:13:51 -0400 (EDT) Date: Wed, 16 May 2007 08:15:13 -0400 (EDT) From: Randy Schultz X-X-Sender: schulra@tdream.lly.earlham.edu To: Matthew Jacob In-Reply-To: <7579f7fb0705151736hf1118cck71898d572f817475@mail.gmail.com> Message-ID: References: <464474F0.3040306@tomjudge.com> <7579f7fb0705110735h1a65ef7atcab00bdbc25224d6@mail.gmail.com> <7579f7fb0705151736hf1118cck71898d572f817475@mail.gmail.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Cc: freebsd-performance@freebsd.org Subject: Re: Dell SAS 5i/mpt driver[was: possible issues with Dell/Perc5 raid] X-BeenThere: freebsd-performance@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Performance/tuning List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 16 May 2007 12:13:52 -0000 On Tue, 15 May 2007, Matthew Jacob spaketh thusly: -}filesystem? ext3? Correct. -} -}I want one of these failing machines *in my lab*. -} -}On 5/14/07, Randy Schultz wrote: -}> On Fri, 11 May 2007, Matthew Jacob spaketh thusly: -}> -}> -}Time frame to resolution involves getting a machine into my lab that -}> -}evidences the poor performance and the time to sort out what the -}> -}problem is and fix it. Remote access doesn't work for me on this one -}> -}(contact me offline as to why). -}> -}> Hey Matthew, -}> -}> FWIW, I installed fedora core 5 on the box. The difference was significant. -}> Writes, though bursty, increased significantly. Reads increased by 1-2 -}> orders -}> of magnitude. I've attached the output of blogbench for fc5 FWIW. -}> -}> Being new to all this, what would be the next step? Should I file a bug -}> report? Or perhaps I should be asking what your timeline is? All I have to -}> offer for help is remote access, which in this case doesn't work for you, or -}> perhaps testing as my C skills are fairly pathetic. ;> -- Randy (schulra@earlham.edu) 765.983.1283 <*> Rain puts a hole in stone because of its constancy, not its force. - H. Joseph Gerber