Kubernetes storage

Persistent volumes

kubectl describe storageclass
kubectl describe pvc

kubectl get pvc
kubectl get storageclass

kind: PersistentVolume
kind: PersistentVolumeClaim
kind: StorageClass

• Container Storage Interface (CSI)
  • Amazon EBS CSI driver

• Persistent Volumes
• Kubernetes Persistent Volume Claim (PVC)

Errors

error: persistentvolumeclaims "your-elasticsearch-master-0" could not be patched: persistentvolumeclaims "your-elasticsearch-master-0" is forbidden: only dynamically provisioned pvc can be resized and the storageclass that provisions the pvc must support resize.

FailedMount

Types

• gcePersistentDisk
• Cinder (OpenStack)
• glusterfs
• rbd - Ceph RBD
• Azure File
• Azure Disk
• Portworx
• FlexVolumes
• Container Storage Interface (CSI)

Related

• EKS storage
• CKA v1.23 Know how to configure applications with persistent storage
• CKA v1.23 Understand storage classes, persistent volumes
• CKA v1.xx: Understand persistent volume claims primitive
• CKA v1.18: Understand persistent volumes and know how to create them
• CKA v1.15: Understand PersistentVolumeClaims (PVC) for storage

See also

• EKS storage, Amazon EBS CSI driver, Amazon EFS CSI driver, kubectl describe storageclass
• Kubernetes storage, storage classes, PersistentVolume (PV), PVC, CSI, kind: StorageClass, kind: PersistentVolumeClaim, kind: PersistentVolume, kubectl [ get | describe | edit ] pvc, volumeClaimTemplates:, kubectl patch pv, FailedMount, Volume Expansion, Volume Cloning, snapshots, ExtraVolumes, NotTriggerScaleUp, volumePVCDataSource, AllowVolumeExpansion, EKS storage, provisioner, Storage Capacity Tracking, VolumeBinding, VolumeClaimTemplate, storage.k8s.io, CKA Storage, DoKC, EmptyDir, Volume populators