python3-ceph-common 15.2.17-0ubuntu0.20.04.4 (amd64 binary) in ubuntu focal

 Ceph is a massively scalable, open-source, distributed
 storage system that runs on commodity hardware and delivers object,
 block and file system storage.
 .
 This package contains data structures, classes and functions used by Ceph.
 It also contains utilities used for the cephadm orchestrator.