[root@localhost bin]# ./mongo
MongoDB shell version v3.4.5
connecting to: mongodb://127.0.0.1:27017
2017-11-20T11:10:49.895+0800 W NETWORK [thread1] Failed to connect to 127.0.0.1 :27017, in(checking socket for error after poll), reason: Connection refused
2017-11-20T11:10:49.896+0800 E QUERY [thread1] Error: couldn't connect to ser ver 127.0.0.1:27017, connection attempt failed :
connect@src/mongo/shell/mongo.js:237:13
@(connect):1:6
exception: connect failed
The reason is that the database location is not specified
./mongod --dbpath /data/dbIf your database directory is not /data/db, you can use the -dbpath to specify
. Start service
join
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