mongo复制集同步验证的实例详解
第一步：在主节点上插入一条数据
Sql代码
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rs0:PRIMARY> use imooc
switched to db imooc
rs0:PRIMARY> db.imooc.insert({"name":"imooc"})
WriteResult({ "nInserted" : 1 })
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第二步：在从节点查看数据，看是否同步
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rs0:SECONDARY> use imooc
switched to db imooc
rs0:SECONDARY> show tables
2017-06-14T19:33:06.118+0800 E QUERY [thread1] Error: listCollections failed: { "ok" : 0, "errmsg" : "not master and slaveOk=false", "code" : 13435 } :
_getErrorWithCode@src/mongo/shell/utils.js:25:13
DB.prototype._getCollectionInfosCommand@src/mongo/shell/db.js:773:1
DB.prototype.getCollectionInfos@src/mongo/shell/db.js:785:19
DB.prototype.getCollectionNames@src/mongo/shell/db.js:796:16
shellHelper.show@src/mongo/shell/utils.js:754:9
shellHelper@src/mongo/shell/utils.js:651:15
@(shellhelp2):1:1
rs0:SECONDARY> rs.slaveOk()
rs0:SECONDARY> show tables
imooc
rs0:SECONDARY> db.imooc.find()
{ "_id" : ObjectId("59411e1c925a4f4db145e9af"), "name" : "imooc" }
rs0:SECONDARY>
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原文链接：http://cakin24.iteye.com/blog/2387627