This issue appears to be documented here: https://docs.ceph.com/en/latest/releases/nautilus/#instructions
Complete the upgrade by disallowing pre-Nautilus OSDs and enabling all new Nautilus-only functionality: # ceph osd require-osd-release nautilus Important This step is mandatory. Failure to execute this step will make it impossible for OSDs to communicate after msgrv2 is enabled. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1874939 Title: ceph-osd can't connect after upgrade to focal To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ceph/+bug/1874939/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
