From owner-freebsd-stable@FreeBSD.ORG Thu Jul 11 09:08:27 2013 Return-Path: Delivered-To: stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id 3C9F6DD; Thu, 11 Jul 2013 09:08:27 +0000 (UTC) (envelope-from prvs=19047057b3=killing@multiplay.co.uk) Received: from mail1.multiplay.co.uk (mail1.multiplay.co.uk [85.236.96.23]) by mx1.freebsd.org (Postfix) with ESMTP id 896F81C73; Thu, 11 Jul 2013 09:08:25 +0000 (UTC) Received: from r2d2 ([82.69.141.170]) by mail1.multiplay.co.uk (mail1.multiplay.co.uk [85.236.96.23]) (MDaemon PRO v10.0.4) with ESMTP id md50004920175.msg; Thu, 11 Jul 2013 10:08:23 +0100 X-Spam-Processed: mail1.multiplay.co.uk, Thu, 11 Jul 2013 10:08:23 +0100 (not processed: message from valid local sender) X-MDDKIM-Result: neutral (mail1.multiplay.co.uk) X-MDRemoteIP: 82.69.141.170 X-Return-Path: prvs=19047057b3=killing@multiplay.co.uk X-Envelope-From: killing@multiplay.co.uk Message-ID: From: "Steven Hartland" To: "Andre Oppermann" , "Alfred Perlstein" References: <51D90B9B.9080209@ixsystems.com> <51D92826.1070707@freebsd.org> <51D9B24B.8070303@ixsystems.com> <51DACE93.9050608@freebsd.org> <51DE6255.5000304@freebsd.org> Subject: Re: status of autotuning freebsd for 9.2 Date: Thu, 11 Jul 2013 10:08:43 +0100 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=response Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5931 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.6157 Cc: stable@freebsd.org, re@freebsd.org, nonesuch@longcount.org X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 11 Jul 2013 09:08:27 -0000 ----- Original Message ----- From: "Andre Oppermann" > On 08.07.2013 16:37, Andre Oppermann wrote: >> On 07.07.2013 20:24, Alfred Perlstein wrote: >>> On 7/7/13 1:34 AM, Andre Oppermann wrote: >>>> Can you help me with with testing? >>>> >>> Yes. Please give me your proposed changes and I'll stand up a machine and give feedback. >> >> http://people.freebsd.org/~andre/mfc-autotuning-20130708.diff > > Any feedback from testers on this? The MFC window is closing soon. Few things I've noticed most of which look like issues against the original patch and not the MFC but worth mentioning. 1. You've introduced a new tunable kern.maxmbufmem which is autosized but doesnt seem to be exposed via a sysctl so it looks like there is no way to determine what its actually set to? 2. There's a missmatch between the tuneable kern.ipc.nmbufs in tunable_mbinit and the sysctl kern.ipc.nmbuf i.e. no 's'. 3. Should kern.maxmbufmem be kern.ipc.maxmbufmem to sit along side all of the other sysctls? 4. style issues: * @@ -178,11 +202,13 @@ ... if (newnmbjumbo9 > nmbjumbo9&& Finally out of interest what made us arrive at the various defaults for each type as it looks like the ratios have changed? Regards Steve ================================================ This e.mail is private and confidential between Multiplay (UK) Ltd. and the person or entity to whom it is addressed. In the event of misdirection, the recipient is prohibited from using, copying, printing or otherwise disseminating it or any information contained in it. In the event of misdirection, illegible or incomplete transmission please telephone +44 845 868 1337 or return the E.mail to postmaster@multiplay.co.uk.