PVC Remap

Automated Failover and PVC Attachment on Kubernetes Stretched Clusters

This feature automatically attaches the Persistent Volume Claim (PVC) to the active volume/Persistent Volume (PV) without requiring manual intervention for failover scenarios on a Kubernetes stretched cluster using CSM replication.

Prerequisites

This feature is enabled by default.

Users can disable it at the time of installation

  • For installation done via helm-charts, user can set the argument disablePVCRemap to true in values.yaml. You can refer to the following selection:

    disablePVCRemap: "true"

  • For installation done via csm-operator, user can set the argument DISABLE_PVC_REMAP to true in sample files. eg. storage_csm_powerflex_xxxxx.yaml. You can refer to the following selection:

    - name: "DISABLE_PVC_REMAP"
    value: "true"

  • User can disable this feature by setting the argument disable-pvc-remap to true in deploy/controller.yaml.

Users can disable after the installation is done

To disable this feature, set the argument disable-pvc-remap to true in the deployment:

kubectl edit dell-replication-controller-manager -n dell-replication-controller

disable-pvc-remap=true