From owner-freebsd-scsi@FreeBSD.ORG Tue Mar 2 22:40:34 2004 Return-Path: Delivered-To: freebsd-scsi@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id B94B116A4CE for ; Tue, 2 Mar 2004 22:40:34 -0800 (PST) Received: from dragon.vykk.vil.ee (dragon.vykk.vil.ee [193.40.99.154]) by mx1.FreeBSD.org (Postfix) with ESMTP id 01C5A43D2F for ; Tue, 2 Mar 2004 22:40:34 -0800 (PST) (envelope-from eimar@dragon.vykk.vil.ee) Received: (from root@localhost) by dragon.vykk.vil.ee (8.12.8p2/8.12.8) id i236eVDr002873 for freebsd-scsi@freebsd.org; Wed, 3 Mar 2004 08:40:32 +0200 (EET) (envelope-from eimar@dragon.vykk.vil.ee) Received: from dragon.vykk.vil.ee (eimar@localhost.vykk.vil.ee [127.0.0.1]) by dragon.vykk.vil.ee (8.12.8p2/8.12.8av) with ESMTP id i236eRVq002863 for ; Wed, 3 Mar 2004 08:40:27 +0200 (EET) (envelope-from eimar@dragon.vykk.vil.ee) Received: from localhost (eimar@localhost)i236eQCu002860 for ; Wed, 3 Mar 2004 08:40:27 +0200 (EET) Date: Wed, 3 Mar 2004 08:40:26 +0200 (EET) From: Eimar Koort To: freebsd-scsi@freebsd.org Message-ID: <20040303075313.L1619@dragon.vykk.vil.ee> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Spam-Status: No, hits=2.8 required=4.0 tests=UNWANTED_LANGUAGE_BODY autolearn=no version=2.60 X-Spam-Level: ** X-Spam-Checker-Version: SpamAssassin 2.60 (1.212-2003-09-23-exp) on dragon.vykk.vil.ee X-Virus-Scanned: by AMaViS perl-11 Subject: lsilogic 1020/1030 X-BeenThere: freebsd-scsi@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: SCSI subsystem List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 03 Mar 2004 06:40:34 -0000 Hi. I'm having a problem with IBM xSeries 335 machine. I made a hardware raid 1. The disk I/O is very low (cp bigfile bigfile.2) - 2...3 MB/s. When i broke the hardware mirror, then I/O on one disk is ca 20MB/s. Tried with FreeBSD 5.2.1-rel and 4.9-rel both custom and generic kernel. Where is and what is the bottleneck? I also put some information up to the web: http://eimar.vykk.vil.ee/fbsd/dmesg-generic.txt http://eimar.vykk.vil.ee/fbsd/dmesg-custom.txt http://eimar.vykk.vil.ee/fbsd/kernconf.txt PS. Please Cc: me, since i'm not in list. --- Eimar Koort ( eimar@vykk.vil.ee )