From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Thu, 23 Aug 2001 22:43:48 +0200 From: "Heinz J . Mauelshagen" Subject: Re: [linux-lvm] resizing a filesystem failed, but volume was resized... can I restore the previous lv? Message-ID: <20010823224348.D17378@sistina.com> References: <2382.998385904@www19.gmx.net> Mime-Version: 1.0 In-Reply-To: <2382.998385904@www19.gmx.net>; from grobe@gmx.net on Tue, Aug 21, 2001 at 11:25:04AM +0200 Sender: linux-lvm-admin@sistina.com Errors-To: linux-lvm-admin@sistina.com Reply-To: linux-lvm@sistina.com List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: List-Id: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-lvm@sistina.com Lars, vgcfgrestore(8) the last backup of your metadata, which contains the old status of the LV in question. VG needs to be offline to run vgcfgrestorew though :-( On Tue, Aug 21, 2001 at 11:25:04AM +0200, Lars Grobe wrote: > Hi! > > I have had problems with resizing (shrinking) a reiser fs on a lv. The fs > resizing wasn't completed, but the lv was resized than. So I wonder if I can > "undo" the resizing of the lv? In fact, the lv would have to take the same > space as before, so I could do fsck and rebuild my fs. > > Thank You, CU, Lars. > > www.rechnerpool.com > > > > The messgae from the reiserfs-list follows: > ___ > > LOG> Hi! > LOG> This is part two of my report of a failed resize: > > LOG> Yesterday I tried to resize a reiser fs. It is build on a LVM > partition. > LOG> As I know that there is some calculation to make the resize of LVM an > LOG> Reiserfs fit, I used the script resize_rfs from the German magazine > LOG> Linuxmagazin (6/2000). This script is doing some checks and > calculations > LOG> on parameters. So I tried to shrink my fs from 320 to 290 GB. > > can you send that script to me ? > > LOG> But the process was interrupted, so the fs wasn't resized completely, > LOG> while the script did go on to the next step and resized the logical > LOG> volume to 290 GB. > > LOG> So there are two errors in the fs: there is a started, but not > completed > LOG> resize of the fs AND the fs is on a lvm-volume that is smaller than > the > LOG> filesystem. > > LOG> What should I do? I would usually try to set the size of the lv back > to > LOG> 320 GB. > > Yes. But I do not know how to force LVM system to allocate same disk space > in > same order for your logical volume again :( > > LOG> Should I do a fsck than? > > Yes. run reiserfsck --check /dev/... , then follow the instructions. > > LOG> Is there a way to keep the data (else I > LOG> will have to replay from the backup, so I should start soon)? > > I think you should try to restore LV and then run reiserfsck on it. > > LOG> Thank You, CU, Lars. > > -- > Thanks, > Alex. > > > > > -- > GMX - Die Kommunikationsplattform im Internet. > http://www.gmx.net > > > _______________________________________________ > linux-lvm mailing list > linux-lvm@sistina.com > http://lists.sistina.com/mailman/listinfo/linux-lvm > read the LVM HOW-TO at http://www.sistina.com/lvm/Pages/howto.html -- Regards, Heinz -- The LVM Guy -- *** Software bugs are stupid. Nevertheless it needs not so stupid people to solve them *** =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- Heinz Mauelshagen Sistina Software Inc. Senior Consultant/Developer Am Sonnenhang 11 56242 Marienrachdorf Germany Mauelshagen@Sistina.com +49 2626 141200 FAX 924446 =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-