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## 9.4 Replication Reference 

## 9.4.1 Replication Methods in the mongo Shell 

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## 9.4.2 Replication Database Commands 

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## 9.4.3 Replica Set Reference Documentation 

Replica Set Configuration (page 652) Complete documentation of the replica set configuration object returned by rs.conf() . 

The local Database (page 652) Complete documentation of the content of the local database that mongod in- stances use to support replication. 

Replica Set Member States (page 654) Reference for the replica set member states. 

Read Preference Reference (page 656) Complete documentation of the five read preference modes that the Mon- goDB drivers support. 

