apiVersion: wildfly.org/v1alpha1
kind: WildFlyServer
metadata:   name: operator-empty-dir
  namespace: mchoma
spec:   applicationImage: 'registry.access.redhat.com/jboss-eap-7/eap72-openshift:1.1'
  size: 1
  storage:     emptyDir:       medium: Memory
      sizeLimit: 1Mi

...
 serviceAccount: default
  serviceAccountName: default
  subdomain: operator-empty-dir-headless
  terminationGracePeriodSeconds: 30
  volumes:     - emptyDir:         medium: Memory
      name: operator-empty-dir-volume
    - name: default-token-j2grg
      secret:         defaultMode: 420
        secretName: default-token-j2grg
status:   conditions: ...