From owner-freebsd-net@freebsd.org Fri Sep 22 21:40:00 2017 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 759DEE0F7AF; Fri, 22 Sep 2017 21:40:00 +0000 (UTC) (envelope-from hps@selasky.org) Received: from mail.turbocat.net (turbocat.net [88.99.82.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 23F537FAEA; Fri, 22 Sep 2017 21:39:59 +0000 (UTC) (envelope-from hps@selasky.org) Received: from hps2016.home.selasky.org (unknown [62.141.129.119]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.turbocat.net (Postfix) with ESMTPSA id 94310260D53; Fri, 22 Sep 2017 23:39:50 +0200 (CEST) Subject: Re: mbuf_jumbo_9k & iSCSI failing To: Ben RUBSON , Ryan Stone Cc: FreeBSD Net , "freebsd-scsi@freebsd.org" , Matt Joras References: <486A6DA0-54C8-40DF-8437-F6E382DA01A8@gmail.com> <613AFD8E-72B2-4E3F-9C70-1D1E43109B8A@gmail.com> <2c9a9c2652a74d8eb4b34f5a32c7ad5c@AM5PR0502MB2916.eurprd05.prod.outlook.com> <52A2608C-A57E-4E75-A952-F4776BA23CA4@gmail.com> <9B507AA6-40FE-4B8D-853F-2A9422A2DF67@gmail.com> <14CB3F50-0426-48BD-838C-943B6D15FEB9@gmail.com> <01E73973-BD95-4BE8-9BA6-99332DC28308@gmail.com> From: Hans Petter Selasky Message-ID: <28e28c58-f3c3-069b-a254-331691192c14@selasky.org> Date: Fri, 22 Sep 2017 23:37:19 +0200 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 22 Sep 2017 21:40:00 -0000 On 09/22/17 22:33, Ben RUBSON wrote: >> On 22 Sep 2017, at 20:48, Ryan Stone wrote: >> >> Hans and I have proposed different approaches to the problem. I was >> taken off this issue at $WORK for a while, but coincidentally I just >> picked it up again in the last week or so. I'm working on evaluating >> the performance characteristics of the two approaches and once I'm >> satisfied with that I'll work with Hans to get a solution into the >> tree. > > Many thanks for the update Ryan ! > Good timing again on the email :) > Hi Ryan, If I didn't send you patches for testing for JUMBO 9K and acceleration of small packet RX - ping me off-list. --HPS