Bug#612439: Acknowledgement (lvconvert --merge breaks Logical Volumes)
Alasdair G Kergon
agk at redhat.com
Wed Feb 9 13:58:29 UTC 2011
What snapshot targets does your kernel contain?
(run 'dmsetup targets' and check for a line starting 'snapshot-merge')
(Error messages got improved in later upstream releases.)
Check your kernel message log for any related errors.
Run the command with -vvvv for more detailed information about what's going wrong.
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