Usage: /usr/bin/ceph_test_cls_rgw_meta <Options>
Options:
-g <gw-ip> - The ip address of the gateway
-p <gw-port> - The port number of the gateway
-c <ceph.conf> - Absolute path of ceph config file
-rgw-admin <path/to/radosgw-admin> - radosgw-admin absolute path