[linux-lvm] Data on LVM-Partition, how to read it out
Heinz J . Mauelshagen
mauelshagen at sistina.com
Mon Aug 20 09:15:24 UTC 2001
On Sat, Aug 18, 2001 at 01:33:06PM +0100, Joe Thornber wrote:
> On Sat, Aug 18, 2001 at 02:05:26PM +0200, Alexander Bruns wrote:
> > Resize reiserfs did something but when i wanted to mount the LV it did
> > not work. reiserfs-checks did not found a problem but the mount-binary
> > told my something about a superblock......
> >
> >
> > Abter a reboot I now have the following:
> >
> > [root at holodeck lvmconf]# pvdisplay /dev/hda7
> > pvdisplay
> > --- Physical volume ---
> > PV Name /dev/hda7
> > VG Name lvm_volume_01
> > PV Size 48.54 GB / NOT usable 1.06 MB [LVM: 169 KB]
> > PV# 1
> > PV Status available
> > Allocatable yes (but full)
> > Cur LV 1
> > PE Size (KByte) 4096
> > Total PE 12425
> > Free PE 0
> > Allocated PE 12425
> > PV UUID cFFBJX-aqxr-P7kU-71OY-pgpX-rvtA-XxVpoc
> >
> > But for /dev/hdb5 and /ev/hdc5 it does not show the same. NOTHING!!
>
> It looks like you've managed to write over the metadata on the start
> of /dev/hdb5 and /dev/hdc5. You can confirm this by using the pvdata
> command. If you have then you will need to restore the metadata from
> a backup, look at vg_cfgrestore.
Small typo here: Joe's refering to vgcfgrestore(8).
>
> - Joe
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--
Regards,
Heinz -- The LVM Guy --
*** Software bugs are stupid.
Nevertheless it needs not so stupid people to solve them ***
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Heinz Mauelshagen Sistina Software Inc.
Senior Consultant/Developer Am Sonnenhang 11
56242 Marienrachdorf
Germany
Mauelshagen at Sistina.com +49 2626 141200
FAX 924446
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