From owner-freebsd-current@FreeBSD.ORG Tue Apr 20 22:52:31 2010 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B7B8D1065689 for ; Tue, 20 Apr 2010 22:52:31 +0000 (UTC) (envelope-from marius@nuenneri.ch) Received: from mail-wy0-f182.google.com (mail-wy0-f182.google.com [74.125.82.182]) by mx1.freebsd.org (Postfix) with ESMTP id 5B5D18FC1D for ; Tue, 20 Apr 2010 22:52:30 +0000 (UTC) Received: by wye20 with SMTP id 20so540911wye.13 for ; Tue, 20 Apr 2010 15:52:30 -0700 (PDT) MIME-Version: 1.0 Received: by 10.216.28.19 with HTTP; Tue, 20 Apr 2010 15:25:14 -0700 (PDT) In-Reply-To: References: From: =?UTF-8?Q?Marius_N=C3=BCnnerich?= Date: Wed, 21 Apr 2010 00:25:14 +0200 Received: by 10.216.186.10 with SMTP id v10mr2169568wem.111.1271802334530; Tue, 20 Apr 2010 15:25:34 -0700 (PDT) Message-ID: To: Jeff Roberson Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Cc: current@freebsd.org Subject: Re: HEADS UP: SUJ Going in to head today X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 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, 20 Apr 2010 22:52:31 -0000 On Wed, Apr 21, 2010 at 00:15, Jeff Roberson wrot= e: > Hi Folks, > > You may have seen my other Soft-updates journaling (SUJ) announcements. I= f > not, it is a journaling system that works cooperatively with soft-updates= to > eliminate the full background filesystem check after an unclean shutdown. > =C2=A0SUJ may be enabled with tunefs -j enable and disabled with tunefs -= j > disable on an unmounted filesystem. =C2=A0It is backwards compatible with > soft-updates with no journal. > > I'm going to do another round of tests and buildworld this afternoon to > verify the diff and then I'm committing to head. =C2=A0This is a very lar= ge > feature and fundamentally changes softupdates. =C2=A0Although it has been > extensively tested by many there may be unforseen problems. =C2=A0If you = run into > an issue that you think may be suj please email me directly as well as > posting on current as I sometimes miss list email and this will ensure th= e > quickest response. Hi Jeff, congratulations for your work! I'm very excited to see it enter the tree. Do you plan to MFC it to 8?