Because if I already have a K8’s cluster, and I want to run a application that requires ZK, I now have to dedicate resources to running a ZK cluster, within my

Because if I already have a K8’s cluster, and I want to run a application that requires ZK, I now have to dedicate resources to running a ZK cluster, within my K8’s cluster just to run the one application I cared about. I also personally find configuring and running Java applications confusing AF. Why are the configs seemingly split into different places and environment variables? Does it get clearer after dealing with Java things for a while?