Shulou(Shulou.com)06/01 Report--

An example of synchronization Verification of mongo replication set

Step 1: insert a piece of data on the primary node

Sql code

Rs0:PRIMARY > use imooc switched to db imooc rs0:PRIMARY > db.imooc.insert ({"name": "imooc"}) WriteResult ({"nInserted": 1})

Step 2: view the data from the node to see if it is synchronized

Sql code

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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