A Guide to Disaster Recovery for FerretDB with Elotl Nova on Kubernetes

Originally published on blog.ferretdb.io

Running a database without a disaster recovery process can result in loss of business continuity, resulting in revenue loss and reputation loss for a modern business.

Cloud environments provide a vast set of choices in storage, networking, compute, load-balancing and other resources to build out DR solutions for your applications. However, these building blocks need to be architected and orchestrated to build a resilient end-to-end solution. Ensuring continuous operation of the databases backing your production apps is critical to avoid losing your customers' trust.

Successful disaster recovery requires:

• Reliable components to automate backup and recovery
  
• A watertight way to identify problems
  
• A list of steps to revive the database
  
• Regular testing of the recovery process
  

This blog post shows how to automate these four aspects of disaster recovery using FerretDB, Percona PostgreSQL and Nova. Nova automates parts of the recovery process, reducing mistakes and getting your data back online faster.

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