From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx1.redhat.com (mx1.redhat.com [172.16.48.31]) by int-mx1.corp.redhat.com (8.11.6/8.11.6) with ESMTP id i6JLkYa22211 for ; Mon, 19 Jul 2004 17:46:34 -0400 Received: from mail-new.rz.uni-ulm.de (mail-new.rz.uni-ulm.de [134.60.1.1]) by mx1.redhat.com (8.12.10/8.12.10) with ESMTP id i6JLkXe1005223 for ; Mon, 19 Jul 2004 17:46:33 -0400 Received: from uiuc.edu (phyha9.physics.uiuc.edu [130.126.11.189]) by mail.uni-ulm.de (8.12.11/8.12.11) with ESMTP id i6JLkVLb015639 for ; Mon, 19 Jul 2004 23:46:32 +0200 (MEST) Message-ID: <40FC4137.8040204@uiuc.edu> Date: Mon, 19 Jul 2004 16:46:31 -0500 From: Stephanus Fengler MIME-Version: 1.0 Subject: Re: [linux-lvm] lvm 1.0.3 kernel panic References: <40FC1B6C.7060302@uiuc.edu> In-Reply-To: <40FC1B6C.7060302@uiuc.edu> Content-Transfer-Encoding: 7bit Reply-To: LVM general discussion and development List-Id: LVM general discussion and development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , List-Id: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: LVM general discussion and development Here is additionally an output of: vgcfgrestore -f /mnt/sysimage/etc/lvmconf/vg01.conf -n vg01 -ll --- Volume group --- VG Name vg01 VG Access read/write VG Status NOT available/resizable VG # 0 MAX LV 256 Cur LV 3 Open LV 0 MAX LV Size 255.99 GB Max PV 256 Cur PV 4 Act PV 4 VG Size 501.92 GB PE Size 4 MB Total PE 128491 Alloc PE / Size 128491 / 501.92 GB Free PE / Size 0 / 0 VG UUID vsZRhX-6bfh-jqhD-Cn1Z-0h9E-tiE6-isU7hJ --- Logical volume --- LV Name /dev/vg01/lv_root VG Name vg01 LV Write Access read/write LV Status available LV # 1 # open 0 LV Size 33.66 GB Current LE 8617 Allocated LE 8617 Allocation next free Read ahead sectors 10000 Block device 58:0 --- Logical volume --- LV Name /dev/vg01/lv_data2 VG Name vg01 LV Write Access read/write LV Status available LV # 2 # open 0 LV Size 235.38 GB Current LE 60257 Allocated LE 60257 Allocation next free Read ahead sectors 10000 Block device 58:1 --- Logical volume --- LV Name /dev/vg01/lv_data VG Name vg01 LV Write Access read/write LV Status available LV # 3 # open 0 LV Size 232.88 GB Current LE 59617 Allocated LE 59617 Allocation next free Read ahead sectors 10000 Block device 58:2 --- Physical volume --- PV Name /dev/hda3 VG Name vg01 PV Size 33.67 GB [70605675 secs] / NOT usable 4.19 MB [LVM: 161 KB] PV# 1 PV Status available Allocatable yes (but full) Cur LV 1 PE Size (KByte) 4096 Total PE 8617 Free PE 0 Allocated PE 8617 PV UUID ouWY4f-vGwm-Rq3p-eX3M-tDaI-BQ3i-D7gT4f --- Physical volume --- PV Name /dev/hda1 VG Name vg01 PV Size 2.50 GB [5253192 secs] / NOT usable 4.19 MB [LVM: 130 KB] PV# 2 PV Status available Allocatable yes (but full) Cur LV 1 PE Size (KByte) 4096 Total PE 640 Free PE 0 Allocated PE 640 PV UUID 6WZGDT-Sev3-jYXj-VquB-FQj2-Wbeq-cdgNLK --- Physical volume --- PV Name /dev/hdb VG Name vg01 PV Size 232.89 GB [488397168 secs] / NOT usable 4.38 MB [LVM: 360 KB] PV# 3 PV Status available Allocatable yes (but full) Cur LV 1 PE Size (KByte) 4096 Total PE 59617 Free PE 0 Allocated PE 59617 PV UUID nV1chY-OlRj-tLrb-cdSM-D3IN-Mvwb-U2nxfE --- Physical volume --- PV Name /dev/hdc VG Name vg01 PV Size 232.89 GB [488397168 secs] / NOT usable 4.38 MB [LVM: 360 KB] PV# 4 PV Status NOT available Allocatable yes (but full) Cur LV 1 PE Size (KByte) 4096 Total PE 59617 Free PE 0 Allocated PE 59617 PV UUID XMs7mJ-PdbD-voTc-IUY7-sLiu-Gg1P-99nwc5 I have checked the output of some older config files like vg01.conf.[1-6].old and have found one without the additional hard disk. Hence no data is stored on that disk yet, I wouldn't mind to overwrite the configuration, but is it save doing it? I definitely worried about data loss then. Thanks, Stephanus Stephanus Fengler wrote: > Hi experts, > > I added a new hard disk to my system and created it entirely as a new > logical volume. Mounting unmounting everything worked until reboot. It > stops now with kerel panic and lines like: > > (null) -- ERROR 2 writing volume group backup file /etc/lvmtab.d/vg01.tmp > vg_cfgbackup.c [line271] > > vgscan -- ERROR: unable to do a backup of volume group vg01 > vgscan -- ERROR: lvm_tab_vg_remove(): unlink" removing volume group > "vg01" from "/etc/lvmtab" > > ... > > Activating volume groups > vgchange - no volume groups found > > I understand the kernel panic if lvm is unable to find the volume > group vg01 because that's my root system. But I don't get the first > error. > I rebooted with my Redhat Installation disk: linux rescue > and can activate the volume group by hand and mount the file systems. > So it looks to me everything is consistent in the filesystem. > > So since I am pretty new to lvm, which output do you additional need > to help me? > > Thanks in advance, > Stephanus > > lvmdiskscan: > lvmdiskscan -- reading all disks / partitions (this may take a while...) > lvmdiskscan -- /dev/hdc [ 232.89 GB] USED LVM whole disk > lvmdiskscan -- /dev/hda1 [ 2.50 GB] Primary LVM partition [0x8E] > lvmdiskscan -- /dev/hda2 [ 101.97 MB] Primary LINUX native > partition [0x83] > lvmdiskscan -- /dev/hda3 [ 33.67 GB] Primary LVM partition [0x8E] > lvmdiskscan -- /dev/hda4 [ 1019.75 MB] Primary Windows98 extended > partition [0x0F] > lvmdiskscan -- /dev/hda5 [ 1019.72 MB] Extended LINUX swap > partition [0x82] > lvmdiskscan -- /dev/hdb [ 232.89 GB] USED LVM whole disk > lvmdiskscan -- /dev/loop0 [ 59.08 MB] free loop device > lvmdiskscan -- 3 disks > lvmdiskscan -- 2 whole disks > lvmdiskscan -- 1 loop device > lvmdiskscan -- 0 multiple devices > lvmdiskscan -- 0 network block devices > lvmdiskscan -- 5 partitions > lvmdiskscan -- 2 LVM physical volume partitions > > pvscan: > pvscan -- reading all physical volumes (this may take a while...) > pvscan -- inactive PV "/dev/hdc" of VG "vg01" [232.88 GB / 0 free] > pvscan -- inactive PV "/dev/hda1" of VG "vg01" [2.50 GB / 0 free] > pvscan -- inactive PV "/dev/hda3" of VG "vg01" [33.66 GB / 0 free] > pvscan -- inactive PV "/dev/hdb" of VG "vg01" [232.88 GB / 0 free] > pvscan -- total: 4 [501.94 GB] / in use: 4 [501.94 GB] / in no VG: 0 [0] > _______________________________________________ > 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/