ceph-base 12.2.12-0ubuntu0.18.04.3 (s390x binary) in ubuntu bionic

 Ceph is a distributed storage system designed to provide excellent
 performance, reliability, and scalability.
 .
 This package contains the libraries and management tools that are common among
 the Ceph server daemons (ceph-mon, ceph-mgr, ceph-osd, ceph-mds). These tools
 are necessary for creating, running, and administering a Ceph storage cluster.