【mongoDB】Add an Arbiter to Repli

Reference > Glossary

https://docs.mongodb.com/v4.0/reference/glossary/#term-capped-collection

Add an Arbiter to Replica Set

https://docs.mongodb.com/v4.0/tutorial/add-replica-set-arbiter

Replica Set Arbiter

https://docs.mongodb.com/v4.0/core/replica-set-arbiter/#replica-set-arbiter-configuration

Configure mongod and mongos for TLS/SSL

https://docs.mongodb.com/v4.0/tutorial/configure-ssl