Skip to content

Latest commit

 

History

History

rawblock

Folders and files

NameName
Last commit message
Last commit date

parent directory

..
 
 
 
 
 
 

Raw Block Volume Example

  1. Specify volumeMode as Block in PVC

volumeMode is Filesystem by default

apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: pvc-azuredisk
spec:
  accessModes:
  - ReadWriteOnce
  resources:
    requests:
      storage: 10Gi
  volumeMode: Block
  storageClassName: managed-csi
  1. Specify volumeDevices, devicePath in Pod Spec
kind: Pod
apiVersion: v1
metadata:
  name: nginx-azuredisk
spec:
  nodeSelector:
    kubernetes.io/os: linux
  containers:
  - image: mcr.microsoft.com/mirror/docker/library/nginx:1.23
    name: nginx-azuredisk
    volumeDevices:
    - name: azuredisk
      devicePath: /dev/sdx
  volumes:
  - name: azuredisk
    persistentVolumeClaim:
      claimName: pvc-azuredisk
  1. Check block device in pod
# kubectl exec -it nginx-azuredisk bash
root@nginx-azuredisk:/# dd if=/dev/zero of=/dev/sdx bs=1024k count=100
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 0.0566293 s, 1.9 GB/s