MMS backup is a relatively new offering by MongoDB for real-time incremental backup of your MongoDB instances, replica sets, and shards, and it offers you point-in-time recovery for your instances. The service is available as on-prem (in your data center) or cloud. We will, however, be demonstrating the on-cloud service, which is the only option for the community and basic subscriptions. For more details on the available options, you can refer to the different product offerings by MongoDB at https://www.mongodb.com/products/subscriptions.
The Mongo MMS backup service will work only on Mongo 2.0 and above. We will start a single server that we would backup. MMS backup relies on the oplog for continuous backup, and as oplog is available only in replica sets, the server needs to be started as a replica set. Refer to the Installing PyMongo recipe in Chapter 3, Programming Language Drivers, to know more about how to install Python and the Python...