From owner-freebsd-hackers Sat Apr 10 13:18:44 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from luke.pmr.com (luke.pmr.com [207.170.114.132]) by hub.freebsd.org (Postfix) with ESMTP id 40FB314E1C for ; Sat, 10 Apr 1999 13:18:36 -0700 (PDT) (envelope-from bob@luke.pmr.com) Received: (from bob@localhost) by luke.pmr.com (8.9.3/8.9.2) id PAA26177; Sat, 10 Apr 1999 15:07:02 -0500 (CDT) (envelope-from bob) Date: Sat, 10 Apr 1999 15:07:02 -0500 From: Bob Willcox To: Greg Lehey Cc: Dom Mitchell , Wes Peters , justin@apple.com, "Daniel C. Sobral" , Esry Don-FDE005 , Ollivier Robert , FreeBSD Hackers Subject: Re: Volume managers (was: Separate boot partition?) Message-ID: <19990410150702.D25635@luke.pmr.com> Reply-To: Bob Willcox References: <19990408084822.X2142@lemis.com> <19990408173016.X2142@lemis.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.95.1i In-Reply-To: <19990408173016.X2142@lemis.com>; from Greg Lehey on Thu, Apr 08, 1999 at 05:30:16PM +0930 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Thu, Apr 08, 1999 at 05:30:16PM +0930, Greg Lehey wrote: > On Thursday, 8 April 1999 at 8:52:24 +0100, Dom Mitchell wrote: > > On 8 April 1999, Greg Lehey proclaimed: > >> I can't see why not, since it's possible now. What we still need to > >> do is find a way to extend a file system, but that's a ufs issue > >> (which has a solution), not a volume manager issue. > > > > What about shrinking an fs? Is that feasible? Possible? > > According to Kirk McKusick, no. Another anecodotal aside, in AIX there was always someone asking for this same functionality. Though Al Chang (author of IBM's JFS and VMM in AIX) thought that it could be done, it would be quite difficult and the risk of data loss would be very high. As far as I know, it was never implemented. Bob -- Bob Willcox The man who follows the crowd will usually get no bob@luke.pmr.com further than the crowd. The man who walks alone is Austin, TX likely to find himself in places no one has ever been. -- Alan Ashley-Pitt To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message