Migrate from ZooKeeper to KRaft with Confluent for Kubernetes

What this post added

This post describes Confluent's experience migrating thousands of Kafka clusters from ZooKeeper to KRaft, detailing the technical challenges of handling high-throughput, multi-tenant clusters and the benefits of enhanced scalability and operational stability. It outlines the migration process, including dual-write mode and rolling restarts, and introduces automated migration tools like Confluent for Kubernetes (CFK) and Ansible Playbooks.