.js

> rs.status()
{
  "set": "mdbDefGuide",
  "date": ISODate("..."),
  // 중략
  "members": [
    {
      "_id": 0,
      "name": "localhost:27017",
      "health": 1,
      "state": 1,
      "stateStr": "PRIMARY",
      "uptime": 688,
      "optime": {
        "ts": Timestamp(...),
        "t": NumberLong(1)
      },
      "optimeDate": ISODate("..."),
      "electionTime": Timestamp(...),
      "electionDate": ISODate("..."),
      "configVersion": 1,
      "self": true
    },
    {
      "_id": 1,
      "name": "localhost:27018",
      "health": 1,
      "state": 2,
      "stateStr": "SECONDARY",
      "uptime": 500,
      "optime": {
        "ts": Timestamp(...),
        "t": NumberLong(1)
      },
      "optimeDurable": {
        "ts": Timestamp(...),
        "t": NumberLong(1)
      }
      "optimeDate": ISODate("..."),
      "optimeDurableDate": ISODate("..."),
      "lastHeartbeat": ISODate("..."),
      "lastHeartbeatRecv": ISODate("..."),
      "pingMs": NumberLong(0),
      "syncingTo": "localhost:27017",
      "configVersion": 1
    },
    {
      "_id": 2,
      "name": "localhost:27019",
      "health": 1,
      "state": 2,
      "stateStr": "SECONDARY",
      "uptime": 500,
      "optime": {
        "ts": Timestamp(...),
        "t": NumberLong(1)
      },
      "optimeDurable": {
        "ts": Timestamp(...),
        "t": NumberLong(1)
      }
      "optimeDate": ISODate("..."),
      "optimeDurableDate": ISODate("..."),
      "lastHeartbeat": ISODate("..."),
      "lastHeartbeatRecv": ISODate("..."),
      "pingMs": NumberLong(0),
      "syncingTo": "localhost:27017",
      "configVersion": 1
    }
  ],
  "ok": 1,
  "operationTime": Timestamp("...")
}