MongoDB复制集 （即主从复制）
{ "set" : "test-rc","date" : ISODate("2018-07-14T04:46:58.710Z"),
"myState" : 1,
"term" : NumberLong(1),
"syncingTo" : "",
"syncSourceHost" : "",
"syncSourceId" : -1,
"heartbeatIntervalMillis" : NumberLong(2000),
"optimes" : {
"lastCommittedOpTime" : {
"ts" : Timestamp(1531543618, 1),
"t" : NumberLong(1)
},
"readConcernMajorityOpTime" : {
"ts" : Timestamp(1531543618, 1),
"t" : NumberLong(1)
},
"appliedOpTime" : {
"ts" : Timestamp(1531543618, 1),
"t" : NumberLong(1)
},
"durableOpTime" : {
"ts" : Timestamp(1531543618, 1),
"t" : NumberLong(1)
}
},
"lastStableCheckpointTimestamp" : Timestamp(1531543608, 1),
"members" : [
{
"_id" : 0,
"name" : "192.168.100.100:27017",
"health" : 1, //健康状态
"state" : 1, //1：为主节点 ；2：为从节点
"stateStr" : "PRIMARY", //主节点
"uptime" : 2886,
"optime" : {
"ts" : Timestamp(1531543618, 1),
"t" : NumberLong(1)
},
"optimeDate" : ISODate("2018-07-14T04:46:58Z"),
"syncingTo" : "",
"syncSourceHost" : "",
"syncSourceId" : -1,
"infoMessage" : "",
"electionTime" : Timestamp(1531543426, 1),
"electionDate" : ISODate("2018-07-14T04:43:46Z"),
"configVersion" : 1,
"self" : true,
"lastHeartbeatMessage" : ""
},
{
"_id" : 1,
"name" : "192.168.100.100:27018",
"health" : 1, //健康状态
"state" : 2, //1：为主节点 ；2：为从节点
"stateStr" : "SECONDARY", //从节点
"uptime" : 202,
"optime" : {
"ts" : Timestamp(1531543608, 1),
"t" : NumberLong(1)
},
"optimeDurable" : {
"ts" : Timestamp(1531543608, 1),
"t" : NumberLong(1)
},
"optimeDate" : ISODate("2018-07-14T04:46:48Z"),
"optimeDurableDate" : ISODate("2018-07-14T04:46:48Z"),
"lastHeartbeat" : ISODate("2018-07-14T04:46:56.765Z"),
"lastHeartbeatRecv" : ISODate("2018-07-14T04:46:57.395Z"),
"pingMs" : NumberLong(0),
"lastHeartbeatMessage" : "",
"syncingTo" : "192.168.100.100:27017",
"syncSourceHost" : "192.168.100.100:27017",
"syncSourceId" : 0,
"infoMessage" : "",
"configVersion" : 1
},
{
"_id" : 2,
"name" : "192.168.100.100:27019",
"health" : 1, //健康状态
"state" : 2, //1：为主节点 ；2：为从节点
"stateStr" : "SECONDARY", //从节点
"uptime" : 202,
"optime" : {
"ts" : Timestamp(1531543608, 1),
"t" : NumberLong(1)
},
"optimeDurable" : {
"ts" : Timestamp(1531543608, 1),
"t" : NumberLong(1)
},
"optimeDate" : ISODate("2018-07-14T04:46:48Z"),
"optimeDurableDate" : ISODate("2018-07-14T04:46:48Z"),
"lastHeartbeat" : ISODate("2018-07-14T04:46:56.769Z"),
"lastHeartbeatRecv" : ISODate("2018-07-14T04:46:57.441Z"),
"pingMs" : NumberLong(0),
"lastHeartbeatMessage" : "",
"syncingTo" : "192.168.100.100:27017",
"syncSourceHost" : "192.168.100.100:27017",
"syncSourceId" : 0,
"infoMessage" : "",
"configVersion" : 1
}
],
"ok" : 1,
"operationTime" : Timestamp(1531543618, 1),
"$clusterTime" : {
"clusterTime" : Timestamp(1531543618, 1),
"signature" : {
"hash" : BinData(0,"AAAAAAAAAAAAAAAAAAAAAAAAAAA="),
"keyId" : NumberLong(0)
}
}
}
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