mongo复制集同步验证

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第一步：在主节点上插入一条数据

rs0:PRIMARY> use imoocswitched to db imoocrs0:PRIMARY> db.imooc.insert({"name":"imooc"})WriteResult({ "nInserted" : 1 })

第二步：在从节点查看数据，看是否同步

rs0:SECONDARY> use imoocswitched to db imoocrs0:SECONDARY> show tables2017-06-14T19:33:06.118+0800 E QUERY    [thread1] Error: listCollections failed: { "ok" : 0, "errmsg" : "not master and slaveOk=false", "code" : 13435 } :_getErrorWithCode@src/mongo/shell/utils.js:25:13DB.prototype._getCollectionInfosCommand@src/mongo/shell/db.js:773:1DB.prototype.getCollectionInfos@src/mongo/shell/db.js:785:19DB.prototype.getCollectionNames@src/mongo/shell/db.js:796:16shellHelper.show@src/mongo/shell/utils.js:754:9shellHelper@src/mongo/shell/utils.js:651:15@(shellhelp2):1:1rs0:SECONDARY> rs.slaveOk()rs0:SECONDARY> show tablesimoocrs0:SECONDARY> db.imooc.find(){ "_id" : ObjectId("59411e1c925a4f4db145e9af"), "name" : "imooc" }rs0:SECONDARY>

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