Addon: OpenEBS

Homepage: https://openebs.io/
From MicroK8s version: 1.21+
Supported arch: amd64, arm64 (1.22+)

OpenEBS, is the most widely deployed and easy to use open-source storage solution for Kubernetes. can be enabled with:

microk8s enable openebs

The addon includes the following StorageClass

  • openebs-hostpath and
  • openebs-jiva-default

The openebs-hostpath is recommended when using on a laptop or a single node cluster. Use openebs-jiva-default StorageClass for multi-node cluster.

Note: Using openebs-jiva-default requires to have 3 replicas.

Using OpenEBS is as easy as creating a PersistentVolumeClaim.

As an example:

  1. kind: PersistentVolumeClaim
  2. apiVersion: v1
  3. metadata:
  4.   name: local-hostpath-pvc
  5. spec:
  6.   storageClassName: openebs-hostpath
  7.   accessModes:
  8.     - ReadWriteOnce
  9.   resources:
  10.     requests:
  11.       storage: 5G

To disable openebs,

microk8s disable openebs
or
microk8s disable openebs:force

Last updated 9 days ago. Help improve this document in the forum.