|
9tong1:PRIMARY> rs.add
rs.add( rs.addArb(
9tong1:PRIMARY> rs.add("192.168.254.9") #默认端口不需要加端口号码
9tong1:PRIMARY> rs.add("192.168.254.9")
{ "ok" : 1 }
9tong1:PRIMARY> rs.status()
{
"set" : "9tong1",
"date" : ISODate("2015-07-01T04:04:51.535Z"),
"myState" : 1,
"members" : [
{
"_id" : 0,
"name" : "samba:27017",
"health" : 1,
"state" : 1,
"stateStr" : "PRIMARY",
"uptime" : 1645,
"optime" : Timestamp(1435723485, 1),
"optimeDate" : ISODate("2015-07-01T04:04:45Z"),
"electionTime" : Timestamp(1435722018, 2),
"electionDate" : ISODate("2015-07-01T03:40:18Z"),
"configVersion" : 2,
"self" : true
},
{
"_id" : 1,
"name" : "192.168.254.9:27017",
"health" : 1,
"state" : 5,
"stateStr" : "STARTUP2",
"uptime" : 6,
"optime" : Timestamp(0, 0),
"optimeDate" : ISODate("1970-01-01T00:00:00Z"),
"lastHeartbeat" : ISODate("2015-07-01T04:04:51.261Z"),
"lastHeartbeatRecv" : ISODate("2015-07-01T04:04:51.300Z"),
"pingMs" : 2,
"syncingTo" : "samba:27017",
"configVersion" : 2
}
],
"ok" : 1
StateStr:STARTUPU2是复制数据追赶主节点的状态模式。
数据同步好后会变成SECONDARY
{
"_id" : 1,
"name" : "192.168.254.9:27017",
"health" : 1,
"state" : 2,
"stateStr" : "SECONDARY",
"uptime" : 63,
"optime" : Timestamp(1435723485, 1),
"optimeDate" : ISODate("2015-07-01T04:04:45Z"),
"lastHeartbeat" : ISODate("2015-07-01T04:05:47.313Z"),
"lastHeartbeatRecv" : ISODate("2015-07-01T04:05:47.344Z"),
"pingMs" : 1,
"configVersion" : 2
}
],
"ok" : 1
也可以通过rs.conf()查看各个节点状态
9tong1:PRIMARY> rs.conf()
{
"_id" : "9tong1",
"version" : 2,
"members" : [
{
"_id" : 0,
"host" : "samba:27017",
"arbiterOnly" : false,
"buildIndexes" : true,
"hidden" : false,
"priority" : 1,
"tags" : {
},
"slaveDelay" : 0,
"votes" : 1
},
{
"_id" : 1,
"host" : "192.168.254.9:27017",
"arbiterOnly" : false,
"buildIndexes" : true,
"hidden" : false,
"priority" : 1,
"tags" : {
},
"slaveDelay" : 0,
"votes" : 1
}
],
"settings" : {
"chainingAllowed" : true,
"heartbeatTimeoutSecs" : 10,
"getLastErrorModes" : {
},
"getLastErrorDefaults" : {
"w" : 1,
"wtimeout" : 0
}
}
}
9tong1:PRIMARY> use 9tong;
switched to db 9tong
9tong1:PRIMARY> db.user_contacts.find().count();
171639
从节点上查看
9tong1:SECONDARY> show dbs;
9tong 0.203GB
9tongAPI 0.078GB
base 0.078GB
local 6.075GB
test 0.078GB
9tong1:SECONDARY> use 9tong;
switched to db 9tong
9tong1:SECONDARY> db.user_contacts.find().count();
171639
以上证明数据已经同步过来,状态变成SECONDARY
查看OPOLOG状态
9tong1:PRIMARY> db.printReplicationInfo()
configured oplog size: 1962.66015625MB
log length start to end: 3053secs (0.85hrs)
oplog first event time: Wed Jul 01 2015 11:40:18 GMT+0800 (CST) #第一次更新时间
oplog last event time: Wed Jul 01 2015 12:31:11 GMT+0800 (CST) #最后一次更新时间
now: Wed Jul 01 2015 13:30:25 GMT+0800 (CST) #现在时间
9tong1:SECONDARY> db.printReplicationInfo()
configured oplog size: 4469.238250732422MB
log length start to end: 1586secs (0.44hrs)
oplog first event time: Wed Jul 01 2015 12:04:45 GMT+0800 (CST)
oplog last event time: Wed Jul 01 2015 12:31:11 GMT+0800 (CST) #与主节点最近一次时间一 样说明数据同步完成了。
now: Wed Jul 01 2015 13:31:01 GMT+0800 (CST)
|
|