#. Upgrade all osd machines to v0.72.1
#. Install the ceph-test package on each osd machine to get ceph_filestore_tool
#. Stop all osd processes
-#. To see all lost objects, run the following on each osd with the osd stopped::
+#. To see all lost objects, run the following on each osd with the osd stopped and
+ the osd data directory mounted::
ceph_filestore_tool --list-lost-objects=true --filestore-path=<path-to-osd-filestore> --journal-path=<path-to-osd-journal>
#. To fix all lost objects, run the following on each osd with the
- osd stopped::
+ osd stopped and the osd data directory mounted::
ceph_filestore_tool --fix-lost-objects=true --list-lost-objects=true --filestore-path=<path-to-osd-filestore> --journal-path=<path-to-osd-journal>