# Major Themes v1.6... ## K8s Version Support ## Upgrade Guides ## Breaking Changes ### Ceph ## Features ### Core ### Ceph * CephClient CRD has been converted to use the controller-runtime library * Extending the support of vault KMS configuration for Ceph RGW * Enable disruption budgets (PDBs) by default for Mon, RGW, MDS, and OSD daemons * Add CephFilesystemMirror CRD to deploy cephfs-mirror daemon