From owner-freebsd-current@FreeBSD.ORG Thu Sep 1 19:56:41 2011 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B581E1065692 for ; Thu, 1 Sep 2011 19:56:41 +0000 (UTC) (envelope-from lev@FreeBSD.org) Received: from onlyone.friendlyhosting.spb.ru (onlyone.friendlyhosting.spb.ru [IPv6:2a01:4f8:131:60a2::2]) by mx1.freebsd.org (Postfix) with ESMTP id 51D218FC14 for ; Thu, 1 Sep 2011 19:56:41 +0000 (UTC) Received: from lion.home.serebryakov.spb.ru (unknown [IPv6:2001:470:923f:1:6407:f3f9:7d93:d34c]) (Authenticated sender: lev@serebryakov.spb.ru) by onlyone.friendlyhosting.spb.ru (Postfix) with ESMTPA id 760ED4AC31; Thu, 1 Sep 2011 23:56:39 +0400 (MSD) Date: Thu, 1 Sep 2011 23:56:35 +0400 From: Lev Serebryakov Organization: FreeBSD X-Priority: 3 (Normal) Message-ID: <341734496.20110901235635@serebryakov.spb.ru> To: "Hartmann, O." In-Reply-To: <4E5FAD7D.9030608@zedat.fu-berlin.de> References: <4E5F65CC.1090200@gmail.com> <4E5E70AF.2080806@zedat.fu-berlin.de> <4E5E773E.4050806@zedat.fu-berlin.de> <4E5FAD7D.9030608@zedat.fu-berlin.de> MIME-Version: 1.0 Content-Type: text/plain; charset=windows-1251 Content-Transfer-Encoding: quoted-printable Cc: freebsd-current Subject: Re: howto: enabling journaling on softupdates X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: lev@FreeBSD.org List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 01 Sep 2011 19:56:41 -0000 Hello, O.. You wrote 1 =F1=E5=ED=F2=FF=E1=F0=FF 2011 =E3., 20:06:21: > Once done, you can force on a non-important, big filesystem a crash. I > switched of one of my server boxes with a 3 TB harddrive for test purpose= s and > was amazed how fast, compared to unjournaled UFS2, the fsck now is perfor= med. > Since *BSDs UFS2/FFS filesystem is still, even for large disks/partitons,= a competetive > filesystem But snapshots is practically unusable on big disks, and without snapshots= we can not do reliable backups :( --=20 // Black Lion AKA Lev Serebryakov