【docker】mongodb（华为欧拉arm）

https://www.cnblogs.com/hahaha111122222/p/13937264.html

https://www.runoob.com/mongodb/mongodb-replication.html

https://www.runoob.com/mongodb/mongodb-replication.html

6. Application 连接

mongodb://127.0.0.1:27027,127.0.0.1:27028,127.0.0.1:27029/databaseName?slaveOk=true&replicaSet=rs0&write=1&connectTimeoutMS=30000&readPreference=primary

mongo --host 127.0.0.1 --port 27027
rs.status()

mongo --host 127.0.0.1 --port 27028
rs.status()


mongo --host 127.0.0.1 --port 27029
rs.status()