Unable to remove LVM caching device in writeback mode

Solution Unverified - Updated -

Issue

  • Unable to remove LVM caching device in writeback mode

  • Errors show:

    0 blocks must still be flushed.
[ ... ]
8 blocks must still be flushed.
8 blocks must still be flushed.
[ ... ]
143745 blocks must still be flushed.
143745 blocks must still be flushed.
143745 blocks must still be flushed.
143745 blocks must still be flushed.
143746 blocks must still be flushed.
143746 blocks must still be flushed.

Environment

  • Red Hat Enterprise Linux 7

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