From owner-freebsd-net@FreeBSD.ORG Tue Sep 10 23:12:02 2013 Return-Path: Delivered-To: net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 262287C for ; Tue, 10 Sep 2013 23:12:02 +0000 (UTC) (envelope-from mike@sentex.net) Received: from smarthost1.sentex.ca (smarthost1-6.sentex.ca [IPv6:2607:f3e0:0:1::12]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id E44B225A3 for ; Tue, 10 Sep 2013 23:12:01 +0000 (UTC) Received: from [192.168.43.26] (pyroxene.sentex.ca [199.212.134.18]) by smarthost1.sentex.ca (8.14.7/8.14.7) with ESMTP id r8ANBXVf034412; Tue, 10 Sep 2013 19:11:33 -0400 (EDT) (envelope-from mike@sentex.net) Message-ID: <522FA71F.4000400@sentex.net> Date: Tue, 10 Sep 2013 19:11:27 -0400 From: Mike Tancsa Organization: Sentex Communications User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0) Gecko/20120428 Thunderbird/12.0.1 MIME-Version: 1.0 To: Rick Macklem Subject: Re: TSO help or hindrance ? (was Re: TSO and FreeBSD vs Linux) References: <332980519.21486297.1378854243253.JavaMail.root@uoguelph.ca> In-Reply-To: <332980519.21486297.1378854243253.JavaMail.root@uoguelph.ca> X-Enigmail-Version: 1.4.2 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.74 on 64.7.153.18 Cc: Barney Cordoba , David Wolfskill , FreeBSD Net X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 10 Sep 2013 23:12:02 -0000 On 9/10/2013 7:04 PM, Rick Macklem wrote: > Mike Tancsa wrote: >> On 9/10/2013 6:42 PM, Barney Cordoba wrote: >>> NFS has been broken since Day 1, so lets not come to conclusions >>> about >>> anything >>> as it relates to NFS. >> >> iSCSI is NFS ? >> > It would be really nice if you could try trasz`s new iSCSI stack and > see how well it works. (I, for one, am hoping it makes it into 10.0, > but it may be too late.) I was only doing limited testing of iSCSI both as target and initiator. I was a little disappointed at the slow speeds I was getting. Noticing the thread about TSO, I thought it would be interesting to test and sure enough it did make a difference. IIRC, the new iSCSI stack is currently tested more for correctness than performance? ---Mike -- ------------------- Mike Tancsa, tel +1 519 651 3400 Sentex Communications, mike@sentex.net Providing Internet services since 1994 www.sentex.net Cambridge, Ontario Canada http://www.tancsa.com/