# Description of problem (please be detailed as possible and provide log snippets): MDS pods are in a constant CLBO state and restart loop. The state changes from state up:active state up:reconnect state up:rejoin This happened after the upgrade from OCS 4.8 to ODF 4.9 # Version of all relevant components (if applicable): OCP 4.11 ODF 4.9 ceph version 16.2.0-152.el8cp # Does this issue impact your ability to continue to work with the product (please explain in detail what is the user impact)? Yes, cephfs PV are down # Is there any workaround available to the best of your knowledge? No # Additional info: More details will be added in the next comments