Hi! When using cache pools (which are essentially deprecated functionality BTW), you should always reference the base tier pool. The fact that a cache tier sits in front of a slower, base tier is transparently handled. Tiering - deprecated? Where can I read more about this? WBR, Fyodor. _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com