From owner-freebsd-current@FreeBSD.ORG Tue Jan 11 23:05:20 2005 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 67D6D16A4CE for ; Tue, 11 Jan 2005 23:05:20 +0000 (GMT) Received: from pooker.samsco.org (pooker.samsco.org [168.103.85.57]) by mx1.FreeBSD.org (Postfix) with ESMTP id CCE8443D3F for ; Tue, 11 Jan 2005 23:05:11 +0000 (GMT) (envelope-from scottl@freebsd.org) Received: from [192.168.254.12] (g4.samsco.home [192.168.254.12]) (authenticated bits=0) by pooker.samsco.org (8.12.11/8.12.10) with ESMTP id j0BN8gMZ093361; Tue, 11 Jan 2005 16:08:44 -0700 (MST) (envelope-from scottl@freebsd.org) Message-ID: <41E45BA3.3040606@freebsd.org> Date: Tue, 11 Jan 2005 16:05:07 -0700 From: Scott Long User-Agent: Mozilla/5.0 (Macintosh; U; PPC Mac OS X Mach-O; en-US; rv:1.7) Gecko/20040514 X-Accept-Language: en-us, en MIME-Version: 1.0 To: freebsd-current@freebsd.org References: <20041213054007.Y9536@mail.chesapeake.net> <20050111213640.GA88223@hub.freebsd.org> <20050111215526.GA64909@xor.obsecurity.org> <20050111224542.GA4269@dragon.nuxi.com> In-Reply-To: <20050111224542.GA4269@dragon.nuxi.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, hits=0.0 required=3.8 tests=none autolearn=no version=2.63 X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on pooker.samsco.org cc: Kris Kennaway Subject: Re: SMP VFS Last call X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 11 Jan 2005 23:05:20 -0000 David O'Brien wrote: > On Tue, Jan 11, 2005 at 01:55:26PM -0800, Kris Kennaway wrote: > >>On Tue, Jan 11, 2005 at 09:36:40PM +0000, David O'Brien wrote: >> >>>On Mon, Dec 13, 2004 at 05:46:32AM -0500, Jeff Roberson wrote: >>> >>>>The SMP FFS/VFS patch has undergone several iterations and lots of serious >>>>testing over the past few weeks. Many people, especially Peter Holm, have >>>>sent me good bug reports. It's currently running on the port build >>>>cluster and I have done extended load testing in small memory >>>>configurations. What this means is, after I get back from vacation, it's >>>>going to go into the tree. If you don't test it now, you will be in a few >>>>weeks. :-) >>>> >>>>http://www.chesapeake.net/~jroberson/smpffs.diff >>> >>> >>>Hi Jeff, >>> >>>Can you please commit this ASAP? It seems to be working very well. >> >>I've reported two repeatable panics in the most recent version. >>There's clearly some more work that needs to be done first. > > > Jeff, > > Mentioned there was one outstanding bug that was reported to him. BUT > that he could commit his patchset but still always depend on GIANT. That > way we would get fixes to the bugs he found, and Jeff could still work on > the remaining ?locking? issue. > The biggest thing that concerns me about his work in not the Giant switch on VFS, it's the 'fixes' that he's made to UFS and SoftUpdates that cannot be turned off via a sysctl. Again, his lack of responsivness here means that it's hard to judge the safety of this work. Scott