4 years ago

Category: Software, Database, Data, Redis, Kubernetes, github, ansible

Redis is a popular and opensource in-memory database that supports multiple data structures like strings, hashes, lists, and sets. But similar to other tools, we can scale standalone redis to a particular extent and not beyond that. That’s why we have a cluster mode setup in which we can scale Redis nodes horizontally and then distribute data among those nodes.

So in this blog, we will see how we can deploy the Redis cluster in production mode in the Kubernetes cluster and test failover.

By using StatefulSets, we can easily deploy and scale any kind of stateful applications like Kafka, Zookeeper, etc.But in the case of redis, the setup is not straightforward, there are some additional things which needs to be taken care:-