MongoDB副本集合
#查看副本集状态fuben:PRIMARY> rs.status()
{
"set" : "fuben",
"date" : ISODate("2015-05-18T13:27:21Z"),
"myState" : 1,
"members" : [
{
"_id" : 1,
"name" : "192.168.3.100:27017",
"health" : 1,
"state" : 1,
"stateStr" : "PRIMARY",#主
"uptime" : 352,
"optime" : Timestamp(1431955576, 1),
"optimeDate" : ISODate("2015-05-18T13:26:16Z"),
"electionTime" : Timestamp(1431955587, 1),
"electionDate" : ISODate("2015-05-18T13:26:27Z"),
"self" : true
},
{
"_id" : 2,
"name" : "192.168.3.101:27017",
"health" : 1,
"state" : 2,
"stateStr" : "SECONDARY",#从
"uptime" : 64,
"optime" : Timestamp(1431955576, 1),
"optimeDate" : ISODate("2015-05-18T13:26:16Z"),
"lastHeartbeat" : ISODate("2015-05-18T13:27:21Z"),
"lastHeartbeatRecv" : ISODate("2015-05-18T13:27:20Z"),
"pingMs" : 0,
"syncingTo" : "192.168.3.100:27017"
},
{
"_id" : 3,
"name" : "192.168.3.102:27017",
"health" : 1,
"state" : 2,
"stateStr" : "SECONDARY",#从
"uptime" : 62,
"optime" : Timestamp(1431955576, 1),
"optimeDate" : ISODate("2015-05-18T13:26:16Z"),
"lastHeartbeat" : ISODate("2015-05-18T13:27:21Z"),
"lastHeartbeatRecv" : ISODate("2015-05-18T13:27:21Z"),
"pingMs" : 0,
"syncingTo" : "192.168.3.100:27017"
},
{
"_id" : 4,
"name" : "192.168.3.100:27018",
"health" : 1,
"state" : 7,
"stateStr" : "ARBITER",#仲裁
"uptime" : 62,
"lastHeartbeat" : ISODate("2015-05-18T13:27:21Z"),
"lastHeartbeatRecv" : ISODate("2015-05-18T13:27:21Z"),
"pingMs" : 0
}
],
"ok" : 1
}
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