Kubernetes Storage Concepts

Internal

• Kubernetes Concepts

Overview

Kubernetes has a mature and feature-rich subsystem called the persistent volume subsystem. The persistent storage subsystem supports, among others iSCSI, SMB, NFS, object storage blobs, Amazon Elastic Block Store block devices, etc. Regardless of where it comes from, storage is exposed to the Kubernetes cluster in the form of a volume.

Storage Plugin

Provisioner.

Volume

Secrets may be exposed as files in dedicated volumes mounted in the pod.

Volume Type

• hostPath
• configMap

Dynamic Volume Provisioning

Dynamic volume provisioner https://kubernetes.io/docs/concepts/storage/dynamic-provisioning/

Organizatorium

• GlusterFS Kubernetes