anchor.diff:  == Overview
   
   A *PersistentVolume* object is a storage resource in an OpenShift cluster.  It is provisioned by an administrator
  -and made available to users who lay claims to the resource
  +and made available to users who lay claims to the resource.
   
   A *PersistentVolumeClaim* object is a request for storage resources by a pod author.  The claim is paired with a
   volume that generally matches the user's request.
  
positive.code: 
  == Requesting Storage
  
  Pod authors request storage by creating *PersistentVolumeClaim* objects.
  
  == Sample persistent volume claim file
  
  
negative.code:     "apiVersion": "v1",
      "kind": "Pod",
      "metadata": {
          "name": "mypod",
          "labels": {
              "name": "frontendhttp"
          }
      },
      "spec": {
          "containers": [{
              "name": "myfrontend",
              "image": "nginx",
              "ports": [{
                  "containerPort": 80,
                  "name": "http-server"
              }],
              "volumeMounts": [{
                  "mountPath": "/var/www/html",
                  "name": "pvol"
              }]
          }],
          "volumes": [{
              "name": "pvol",
              "persistentVolumeClaim": {
                  "claimName": "claim1"
              }
          }]
      }
  }
  