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我使用mongo shell連接到mongo配置服務器,下面是命令db.isMaster()
的輸出。我不知道"configsvr" : 2
在這個輸出中意味着什麼。我搜索了mongodb手冊,但沒有在這個領域找到任何描述。「configsvr」在db.isMaster()輸出中的含義
config:PRIMARY> db.isMaster()
{
"hosts" : [
"xxxxx:57040",
"xxxxx:57041",
"xxxxx:57042"
],
"setName" : "config",
"setVersion" : 2,
"ismaster" : true,
"secondary" : false,
"primary" : "xxxxxx 57040",
"me" : "xxxxxx:57040",
"electionId" : ObjectId("7fffffff0000000000000019"),
"lastWrite" : {
"opTime" : {
"ts" : Timestamp(1486443100, 1),
"t" : NumberLong(25)
},
"lastWriteDate" : ISODate("2017-02-07T04:51:40Z"),
"majorityOpTime" : {
"ts" : Timestamp(1486443100, 1),
"t" : NumberLong(25)
},
"majorityWriteDate" : ISODate("2017-02-07T04:51:40Z")
},
"configsvr" : 2,
"maxBsonObjectSize" : 16777216,
"maxMessageSizeBytes" : 48000000,
"maxWriteBatchSize" : 1000,
"localTime" : ISODate("2017-02-07T04:51:41.873Z"),
"maxWireVersion" : 5,
"minWireVersion" : 0,
"readOnly" : false,
"ok" : 1
}