6.3. 다중 사이트 Ceph Object Gateway 데이터 동기화에 대한 성능 카운터

ceph --admin-daemon /var/run/ceph/ceph-client.rgw.RGW_ID.asok perf dump data-sync-from-ZONE_NAME

[ceph: root@host01 /]# ceph --admin-daemon /var/run/ceph/ceph-client.rgw.host02-rgw0.103.94309060818504.asok perf dump data-sync-from-us-west

{
    "data-sync-from-us-west": {
        "fetch bytes": {
            "avgcount": 54,
            "sum": 54526039885
        },
        "fetch not modified": 7,
        "fetch errors": 0,
        "poll latency": {
            "avgcount": 41,
            "sum": 2.533653367,
            "avgtime": 0.061796423
        },
        "poll errors": 0
    }
}