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E.4. Verifying if Gluster Block is Setup as Backend

Execute the following commands to verify if gluster block is setup as the backend for loging and metrics:
  1. To get an overiew of the infrastructure, execute the following command: 
    # oc get pods -n logging -o jsonpath='{range .items[*].status.containerStatuses[*]}{"Name: "}{.name}{"\n  "}{"Image: "}{.image}{"\n"}{"  State: "}{.state}{"\n"}{end}'
  2. To get the details of all the persistent volume claims, execute the following command: 
    # oc get pvc
  3. To get the details of the pvc, execute the following command: 
    # oc describe pvc <claim_name>
    Verify the volume is mountable and that permissions allow read/write. Also, PVC claim name should match the dynamically provisioned gluster block storage class.
    For more information refer, https://access.redhat.com/documentation/en-us/openshift_container_platform/3.6/html/installation_and_configuration/install-config-aggregate-logging-sizing.