From owner-freebsd-hackers@FreeBSD.ORG Wed Sep 4 05:24:49 2013 Return-Path: Delivered-To: freebsd-hackers@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 0A1FEFC1; Wed, 4 Sep 2013 05:24:49 +0000 (UTC) (envelope-from jlh@FreeBSD.org) Received: from caravan.chchile.org (caravan.chchile.org [178.32.125.136]) (using TLSv1 with cipher ADH-CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id C33F32E6C; Wed, 4 Sep 2013 05:24:48 +0000 (UTC) Received: by caravan.chchile.org (Postfix, from userid 1000) id EAEB2C0A95; Wed, 4 Sep 2013 05:24:46 +0000 (UTC) Date: Wed, 4 Sep 2013 07:24:46 +0200 From: Jeremie Le Hen To: Outback Dingo , Alexander Motin , FreeBSD SCSI , freebsd-hackers@freebsd.org, freebsd-geom@freebsd.org, "freebsd-current@freebsd.org" Subject: Re: [RFC][CFT] GEOM direct dispatch and fine-grained CAM locking Message-ID: <20130904052446.GD43281@caravan.chchile.org> Mail-Followup-To: Outback Dingo , Alexander Motin , FreeBSD SCSI , freebsd-hackers@freebsd.org, freebsd-geom@freebsd.org, "freebsd-current@freebsd.org" References: <520D4ADB.50209@FreeBSD.org> <5224511D.4090503@FreeBSD.org> <20130903134251.GB43281@caravan.chchile.org> <20130903212426.GC43281@caravan.chchile.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130903212426.GC43281@caravan.chchile.org> User-Agent: Mutt/1.5.21 (2010-09-15) X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 04 Sep 2013 05:24:49 -0000 On Tue, Sep 03, 2013 at 11:24:26PM +0200, Jeremie Le Hen wrote: > On Tue, Sep 03, 2013 at 02:10:32PM -0400, Outback Dingo wrote: > > On Tue, Sep 3, 2013 at 9:42 AM, Jeremie Le Hen wrote: > > > > > On Mon, Sep 02, 2013 at 11:49:33AM +0300, Alexander Motin wrote: > > > > Hi. > > > > > > > > I would like to invite more people to review and test my patches for > > > > improving CAM and GEOM scalability, that for last six months you could > > > > see developing in project/camlock SVN branch. Full diff of that branch > > > > against present head (r255131) can be found here: > > > > http://people.freebsd.org/~mav/camlock_patches/camlock_20130902.patch > > > > > > I'm building my kernel right now. > > > > > > > > Can anyone confirm how well tested/stable this patch set might be?? if > > theres positive input i have a zoo of dev machines i could load it on, to > > help further it. > > Just checking to see how widely its been tested, > > Very stable so far. I'm doing a make -j 4 buildworld in parallel of a > periodic security run. This has been running for hours without failure. FWIW, I have 4 drives total, distributed in 2 zpool containing 2 mirrored zdev each. -- Jeremie Le Hen Scientists say the world is made up of Protons, Neutrons and Electrons. They forgot to mention Morons.