Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750815AbVLBQ2t (ORCPT ); Fri, 2 Dec 2005 11:28:49 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750812AbVLBQ2t (ORCPT ); Fri, 2 Dec 2005 11:28:49 -0500 Received: from rs02.intra2net.com ([81.169.173.116]:59863 "EHLO rs02.intra2net.com") by vger.kernel.org with ESMTP id S1750806AbVLBQ2s convert rfc822-to-8bit (ORCPT ); Fri, 2 Dec 2005 11:28:48 -0500 From: Thomas Jarosch Organization: Intra2net AG To: linux-kernel@vger.kernel.org Subject: sata performance with 2.4.32 + latest libata Date: Fri, 2 Dec 2005 17:28:35 +0100 User-Agent: KMail/1.8.3 Cc: linux-ide@vger.kernel.org MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8BIT Content-Disposition: inline Message-Id: <200512021728.35130.thomas.jarosch@intra2net.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2248 Lines: 43 Hello, I just tried kernel 2.4.32 + latest libata patches from 2005-12-01 after my performance problems described here: http://marc.theaimsgroup.com/?l=linux-kernel&m=113171290329839 Now the machine is performing very fast :-) Results with 2.4.32 + libata latest: Version 1.03 ------Sequential Output------ --Sequential Input- --Random- -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP proliant 2G 33294 91 57592 20 26778 5 30885 77 56081 5 174.2 0 ------Sequential Create------ --------Random Create-------- -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 16 27313 100 +++++ +++ 26421 99 27285 101 +++++ +++ 21477 89 proliant,2G,33294,91,57592,20,26778,5,30885,77,56081,5,174.2,0,16,27313,100,+++++,+++,26421,99,27285,101,+++++,+++,21477,89 Previous results with kernel 2.4.32-rc3: Version ?1.03 ? ? ? ------Sequential Output------ --Sequential Input- --Random- ? ? ? ? ? ? ? ? ? ? -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine ? ? ? ?Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP ?/sec %CP proliant ? ? ? ? 2G 10523 ?28 11532 ? 3 ?7162 ? 1 24271 ?60 53495 ? 5 164.3 ? 0 ? ? ? ? ? ? ? ? ? ? ------Sequential Create------ --------Random Create-------- ? ? ? ? ? ? ? ? ? ? -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- ? ? ? ? ? ? ? files ?/sec %CP ?/sec %CP ?/sec %CP ?/sec %CP ?/sec %CP ?/sec %CP ? ? ? ? ? ? ? ? ?16 30498 100 +++++ +++ 27244 ?98 29630 ?99 +++++ +++ 11587 ?46 proliant,2G,10523,28,11532,3,7162,1,24271,60,53495,5,164.3,0,16,30498,100,+++++,+++,27244,98,29630,99,+++++,+++,11587,46 A RAID1 rebuild went from 6-8 mb/s to this: [=================>...] recovery = 85.9% (2202816/2562240) finish=0.1min speed=56280K/sec Thanks Jeff, you rock. Thomas - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/