Kubernetes storage

03 Aug, 2025

Source material:

• https://www.youtube.com/watch?v=yYQXKiiJzS8
• https://kubernetes.io/docs/concepts/storage/

EmptyDir

• Ephemeral and exists only for the life of the Pod

Container Storage Interface (CNI)

• A standard interface for storage systems to integrate with Kubernetes
• Examples include (TODO)

StorageClass

• Allows admins to different kinds of storage, like fast-ssd or slow-hdd with different performance characteristics and backends
• Types of Storage Classes include (TODO)
• Configuration includes volumeBindingMode that controls when volume binding¹ and dynamic provisioning should occur

PersistentVolume (PV)

PersistentVolumeClaim (PVC)

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