From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from o.ww.redhat.com (vpn50-1.rdu.redhat.com [172.16.50.1]) by int-mx1.corp.redhat.com (8.11.6/8.11.6) with ESMTP id i1JCDIi17469 for ; Thu, 19 Feb 2004 07:13:19 -0500 From: Heinz Mauelshagen Subject: Re: [linux-lvm] Lost free PV -> error reading VG Message-ID: <20040219121317.GB32407@redhat.com> References: <15173.1077120428@www19.gmx.net> Mime-Version: 1.0 Content-Disposition: inline In-Reply-To: <15173.1077120428@www19.gmx.net> Sender: linux-lvm-admin@redhat.com Errors-To: linux-lvm-admin@redhat.com Reply-To: linux-lvm@redhat.com List-Help: List-Post: List-Subscribe: , List-Id: LVM general discussion and development List-Unsubscribe: , List-Archive: Date: Thu Feb 19 10:39:07 2004 List-Id: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-lvm@redhat.com On Wed, Feb 18, 2004 at 05:07:08PM +0100, Stefan Jenkner wrote: > Hi Folks! > > I had a vg "debian" with the pvs /dev/hda2 /dev/hda3 /dev/hda4 > I wanted to remove /dev/hda4, so i did: pvmove -v /dev/hda4 > Everything went well, so I removed /dev/hda4, but _without_ the use of: > vgreduce debian /dev/hda4 :-( D'oh! > I also did: pvcreate /dev/hda4 , so /dev/hda4 seems to be an empty pv, and > it does not know that it belongs > to the vg "debian". Must have been a "pvcreate -ff /dev/hda4" to achive the recreation, while /dev/hda4 was a member of VG "debian" still. > > And now, I get: > > root@ttyp0[root]# vgscan > vgscan -- reading all physical volumes (this may take a while...) > vgscan -- ERROR "vg_read_with_pv_and_lv(): current PV" can't get data of > volume group "debian" from physical volume(s) > vgscan -- "/etc/lvmtab" and "/etc/lvmtab.d" successfully created > vgscan -- WARNING: This program does not do a VGDA backup of your volume > group > > root@ttyp0[root]# pvscan > pvscan -- reading all physical volumes (this may take a while...) > pvscan -- inactive PV "/dev/hda2" is associated to unknown VG "debian" (run > vgscan) > pvscan -- inactive PV "/dev/hda3" is associated to unknown VG "debian" (run > vgscan) > pvscan -- inactive PV "/dev/hda4" is in no VG [23.85 GB] > pvscan -- total: 3 [57.24 GB] / in use: 2 [33.38 GB] / in no VG: 1 [23.85 > GB] > > How can I recover my vg? There are no backups :-( /me wonders how often we mentioned to take backups of /etc/lvmconf/* yet :-> > How can I tell the vg "debian" to do not use: the empty pv /dev/hda4? > Or, how can I tell /dev/hda4 that it belongs to the vg "debian"? > There is no lvmconf too :-( lvm2 tools are able to reduce VGs by missing PVs. Fetch and build them and run "vgreduce --removemissing debian". Afterwards continue with LVM1 (unless you want to migrate to LVM2 anyway): # vgscan -f # vgchange -ay > > What additional information do you need to be able to help me? > > Thanks > Stefan > > -- > GMX ProMail (250 MB Mailbox, 50 FreeSMS, Virenschutz, 2,99 EUR/Monat...) > jetzt 3 Monate GRATIS + 3x DER SPIEGEL +++ http://www.gmx.net/derspiegel +++ > > _______________________________________________ > linux-lvm mailing list > linux-lvm@redhat.com > https://www.redhat.com/mailman/listinfo/linux-lvm > read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/ -- Regards, Heinz -- The LVM Guy -- *** Software bugs are stupid. Nevertheless it needs not so stupid people to solve them *** =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- Heinz Mauelshagen Red Hat, Inc. Consulting Development Engineer Am Sonnenhang 11 56242 Marienrachdorf Germany Mauelshagen@RedHat.com +49 2626 141200 FAX 924446 =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-