From owner-freebsd-hackers@FreeBSD.ORG Tue Jun 9 18:24:33 2009 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C76A510656B6 for ; Tue, 9 Jun 2009 18:24:33 +0000 (UTC) (envelope-from sthaug@nethelp.no) Received: from bizet.nethelp.no (bizet.nethelp.no [195.1.209.33]) by mx1.freebsd.org (Postfix) with SMTP id 149908FC22 for ; Tue, 9 Jun 2009 18:24:32 +0000 (UTC) (envelope-from sthaug@nethelp.no) Received: (qmail 24017 invoked from network); 9 Jun 2009 17:57:50 -0000 Received: from bizet.nethelp.no (HELO localhost) (195.1.209.33) by bizet.nethelp.no with SMTP; 9 Jun 2009 17:57:50 -0000 Date: Tue, 09 Jun 2009 19:57:50 +0200 (CEST) Message-Id: <20090609.195750.41709103.sthaug@nethelp.no> To: snb@freebsd.org From: sthaug@nethelp.no In-Reply-To: <20090609172142.GA92146@ebi.local> References: <20090609172142.GA92146@ebi.local> X-Mailer: Mew version 3.3 on Emacs 21.3 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Mailman-Approved-At: Tue, 09 Jun 2009 18:58:44 +0000 Cc: freebsd-hackers@freebsd.org, freebsd-current@freebsd.org, dan.naumov@gmail.com Subject: Re: sysinstall, GJOURNAL and ZFS X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 09 Jun 2009 18:24:34 -0000 > Can you back this up? I cannot recall having ever rendered a FreeBSD > system unbootable due to UFS/UFS2 problems after a power failure or > crash. I once had a problem with snapshots that made background fsck > fail and crash the system, but it was fixable by booting single user and > running fsck manually. This was a couple of years ago, and I think the > problem has since been fixed. I've had several cases that needed manual fsck. After I turned off background fsck, the problems stopped. These days background_fsck="NO" is a standard part of my rc.conf. Steinar Haug, Nethelp consulting, sthaug@nethelp.no