From owner-freebsd-hackers@FreeBSD.ORG Wed Jun 2 08:57:45 2010 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id AF4611065670 for ; Wed, 2 Jun 2010 08:57:45 +0000 (UTC) (envelope-from samflanker@gmail.com) Received: from mail-fx0-f54.google.com (mail-fx0-f54.google.com [209.85.161.54]) by mx1.freebsd.org (Postfix) with ESMTP id 408DA8FC16 for ; Wed, 2 Jun 2010 08:57:44 +0000 (UTC) Received: by fxm5 with SMTP id 5so4528932fxm.13 for ; Wed, 02 Jun 2010 01:57:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from :user-agent:mime-version:to:subject:content-type :content-transfer-encoding; bh=6z9zAtUVYKiq7ZyRNmroHkWODf/bqd0gRpT3PzIcasA=; b=u2ZVItDseaU8AsgTyTRoDjNcb6nD7wdiofLYbWJqFMllhAU/+zN57js3T6WCYpvW6P sY5NBdCJ1QzzNBwfBPxEVSJ52q0xBvZInKT1kSOCVk/36hy2o2hcqmW1uI5qonLtXlF4 OWjFv4e5vY5o7k0X/QEN78Z7EsGQuDg57/dYc= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:subject :content-type:content-transfer-encoding; b=L99Te77HIdZWyyUYc3XVe2z/wRsiCj0n/cqJ4wd0Y7xYV8Ym9m12cF5eN1idMN9yhW EmQvBxyw2dxjAuoCiancaUOcKpUeZgukg2YZvk1BIYQU/DpDifFlYTTIGp6oF+Zj1oEK 5FPEuW6SxEmzqNEkW9+1gZpUvyHrspudvbfoc= Received: by 10.102.17.5 with SMTP id 5mr1140587muq.42.1275469064021; Wed, 02 Jun 2010 01:57:44 -0700 (PDT) Received: from localhost.localdomain ([213.152.137.43]) by mx.google.com with ESMTPS id 25sm5957182mul.24.2010.06.02.01.57.43 (version=SSLv3 cipher=RC4-MD5); Wed, 02 Jun 2010 01:57:43 -0700 (PDT) Message-ID: <4C061D1E.3090108@gmail.com> Date: Wed, 02 Jun 2010 12:58:06 +0400 From: venom User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.9) Gecko/20100330 Fedora/3.0.4-1.fc12 Thunderbird/3.0.4 MIME-Version: 1.0 To: freebsd-hackers@freebsd.org Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: gvinum & raid5 on 8.0-RELEASE X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 02 Jun 2010 08:57:45 -0000 Hi, all. I have problem with perfomance on raid5 volume. *** AHCI mode enabled in BIOS settings ahci.ko module is loaded /8.0/-/RELEASE/ FreeBSD /8.0/-/RELEASE/ #0: Sat Nov 21 15:02:08 UTC 2009 root@mason.cse.buffalo.edu:/usr/obj/usr/src/sys//GENERIC amd64/ # gpart show => 0 8192 md0 BSD (4.0M) 0 16 - free - (8.0K) 16 8176 1 !0 (4.0M) => 0 8192 ufsid/4b497774c23db769 BSD (4.0M) 0 16 - free - (8.0K) 16 8176 1 !0 (4.0M) => 34 1953525101 ada0 GPT (932G) 34 128 1 freebsd-boot (64K) 162 1953524973 2 freebsd-vinum (932G) => 34 1953525101 ada1 GPT (932G) 34 128 1 freebsd-boot (64K) 162 1953524973 2 freebsd-vinum (932G) => 34 1953525101 ada2 GPT (932G) 34 128 1 freebsd-boot (64K) 162 1953524973 2 freebsd-vinum (932G) => 34 1953525101 ada3 GPT (932G) 34 128 1 freebsd-boot (64K) 162 1953524973 2 freebsd-vinum (932G) # gvinum printconfig drive disk_3 device /dev/ada3p2 drive disk_2 device /dev/ada2p2 drive disk_1 device /dev/ada1p2 drive disk_0 device /dev/ada0p2 volume raid5 plex name raid5.p0 org raid5 512s vol raid5 sd name raid5.p0.s3 drive disk_3 len 1953524224s driveoffset 265s plex raid5.p0 plexoffset 1536s sd name raid5.p0.s2 drive disk_2 len 1953524224s driveoffset 265s plex raid5.p0 plexoffset 1024s sd name raid5.p0.s1 drive disk_1 len 1953524224s driveoffset 265s plex raid5.p0 plexoffset 512s sd name raid5.p0.s0 drive disk_0 len 1953524224s driveoffset 265s plex raid5.p0 plexoffset 0s # mount | grep raid5 /dev/gvinum/raid5 on /mnt/resc (ufs, local) # cd /mnt/resc # dd if=/dev/zero of=file count=16 bs=512k 16+0 records in 16+0 records out 8388608 bytes transferred in 44.871144 secs (186949 bytes/sec) please, any solutions -- Vladimir Ermakov