Hands-On Microservices with Kubernetes

Volumes, persistent volumes, and provisioning

A volume in Kubernetes has an explicit lifetime that coincides with its pod. When the pod goes away, so does the storage. There are many types of volumes that are very useful. We've already seen a few examples, such as ConfigMap and secret volumes. But there are other volume types that are used for reading and writing.

You can take a look at the full list of volume types here: https://kubernetes.io/docs/concepts/storage/volumes/#types-of-volumes.

Kubernetes also supports the concept of persistent volumes. These volumes must be provisioned by system administrators, and they are not managed by Kubernetes itself. When you want to store data persistently, then you use persistent volumes. Administrators ...