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[linux-lvm] Re: lvextend error on XFS

"Frank J. Buchholz" <frankb ercwc org> writes:

> Hello,
> I recently attempted to extend my logical volume.  First I added an
> additional physical volume to an existing volume group.  This worked
> fine.
> vgextend Volume00 /dev/sba
> lvextend -L+100G /dev/Volume00/LogVol00
> However when it came time to run the lvextend command I received a
> number of  device-mapper errors.  While I was trying to determine what
> the errors were I noticed that the filesystem that sits on the logical
> volume being extended was no longer available.  I attempted to umount
> the filesystem however the command froze.  I then rebooted the system
> without mounting the filesystem in question and manually mounted the
> filesystem. XFS reported back that it could not locate the superblock.

I have done lvextend followed by xfs_growfs many times without any
problems.  Have you checked for hardware errors?

Måns Rullgård
mru inprovide com

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