doc/releases/pacific.rst: add note about data corruption bug

Warn users upgrading their clusters from nautilus/octopus to pacific about
https://tracker.ceph.com/issues/53062

Signed-off-by: Neha Ojha <nojha@redhat.com>

diff --git a/doc/releases/pacific.rst b/doc/releases/pacific.rst
index a18695bcf03fae8a3d25242eb4480d75be0b7af0..2502999017880d61b39c9d5f7d4a6e4ea243e3ed 100644 (file)
--- a/doc/releases/pacific.rst
+++ b/doc/releases/pacific.rst
@@ -763,6 +763,13 @@ Upgrading from Octopus or Nautilus
 Before starting, make sure your cluster is stable and healthy (no down or
 recovering OSDs).  (This is optional, but recommended.)
 
+
+.. note::
+  WARNING: Please do not set `bluestore_fsck_quick_fix_on_mount` to true or
+  run `ceph-bluestore-tool` repair or quick-fix commands in Pacific versions
+  <= 16.2.6, because this can lead to data corruption, details in
+  https://tracker.ceph.com/issues/53062.
+
 Upgrading cephadm clusters
 ~~~~~~~~~~~~~~~~~~~~~~~~~~