manila/bug-1903773-fix-lvmdriver-share-unmounting-after-migration-75640e3c9dc62dba.yaml at d51eb05c055e1dbb71bb5475917a5bf161f98b41 - manila - OpenDev: Free Software Needs Free Tools

openstack/manila

Goutham Pacha Ravi 8a691d8631 Retry unmount operation on the LVM driver

When a share is mounted on the same host as the manila-share
process, the kernel prevents us from destroying the
mount directory until the share has been cleanly unmounted
from the host. Kernel mounts can take a few seconds to get
unmounted fully especially when there are a lot of
linux namespaces that the mountpoint has been shared to.

Add a retry on these operations to harden the deletion
process and prevent spurious failures.

Change-Id: I3c1a2ec19d6bc18638db0875519ce60f2c89f33a
Closes-Bug: #1903773
Related-Bug: #1896672
Signed-off-by: Goutham Pacha Ravi <gouthampravi@gmail.com>

2020-11-11 23:27:16 -08:00

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 ---
 fixes:
   - |
     Share cleanup for the LVM driver has been enhanced to retry on known
     errors that could occur due to mount propagation. See `bug 1903773
     <https://bugs.launchpad.net/manila/+bug/1903773>`_ for more details.