From owner-freebsd-current@FreeBSD.ORG Tue Sep 30 23:33:01 2003 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 2BE9D16A4B3 for ; Tue, 30 Sep 2003 23:33:01 -0700 (PDT) Received: from rs6000.univie.ac.at (rs6000.univie.ac.at [131.130.1.14]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7F91243FF2 for ; Tue, 30 Sep 2003 23:32:59 -0700 (PDT) (envelope-from l.ertl@univie.ac.at) Received: from localhost.localdomain (adslle.cc.univie.ac.at [131.130.102.11]) by rs6000.univie.ac.at (8.12.2/8.12.2) with ESMTP id h916WniC054402; Wed, 1 Oct 2003 08:32:54 +0200 Date: Wed, 1 Oct 2003 08:32:49 +0200 (CEST) From: Lukas Ertl To: Steve Kargl In-Reply-To: <20030930232506.GA31027@troutmask.apl.washington.edu> Message-ID: <20031001083225.K685@leelou.in.tern> References: <20030930221148.54E7E5D07@ptavv.es.net> <20030930194544.H94686@ganymede.hub.org> <20030930232506.GA31027@troutmask.apl.washington.edu> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII cc: freebsd-current@freebsd.org Subject: Re: Improvements to fsck performance in -current ...? 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: Wed, 01 Oct 2003 06:33:01 -0000 On Tue, 30 Sep 2003, Steve Kargl wrote: > On Wed, Oct 01, 2003 at 01:04:51AM +0200, Lukas Ertl wrote: > > > > > > are either of these enhancements back-patchable to the 4.x fsck, or do > > > they require some non-4.x compatible changes to work? > > > > It's not just the fsck application itself, background fsck basically needs > > file system snapshots, which are only available on UFS2, and I'm not sure > > if they can be backported to UFS1 at all. > > As soon as Kirk committed the snapshot capability, snapshot became available > on UFS1. The only requirement is softupdates and softupdates pre-dates > UFS2. Oh, yeah, sorry, I think I got that wrong :-/. regards, le -- Lukas Ertl eMail: l.ertl@univie.ac.at UNIX Systemadministrator Tel.: (+43 1) 4277-14073 Vienna University Computer Center Fax.: (+43 1) 4277-9140 University of Vienna http://mailbox.univie.ac.at/~le/