An installation refers to a Kadeck instance or multiple Kadeck instances that share a database (e.g., PostgreSQL) and run in a cluster configuration (with upstream load balancer).
Multiple Apache Kafka clusters
One Kadeck installation can manage multiple Apache Kafka clusters in parallel. This means that there is no need for a single environment per Apache Kafka cluster, but multiple Apache Kafka clusters can be managed by a single Kadeck environment.
Splitting environments
However, we advise our customers to have at least two different environments that are on separate networks:
There are, at least, a few reasons to separate Production from Non-Production in our opinion: