Kubernetes, the leading container orchestration platform, is built to manage large-scale containerized applications. A key aspect of managing these applications is ensuring that data persists beyond the lifecycle of individual containers. In Kubernetes, persistent storage is critical for stateful applications, where the state needs to be retained across pod restarts and rescheduling.
https://businesscompassllc.com/mastering-persistent-storage-in-kubernetes-statefulsets-with-amazon-ebs-on-eks/