Two separate 4 node clusters with 10 OSD's in each node. Micron 9300 NVMe's are the OSD drives. Heavily based on the Micron/Supermicro white papers. When I attempt to protect the snapshot on a remote image, it errors with read only. root@Bunkcephmon2:~# rbd snap protect CephTestPool1/vm-100-disk-0@TestSnapper1 rbd: protecting snap failed: (30) Read-only file system _______________________________________________ ceph-users mailing list -- ceph-users@xxxxxxx To unsubscribe send an email to ceph-users-leave@xxxxxxx