Revert zfs and ceph volume

Issue-ID: SDC-2502
Change-Id: Ief0bfdc02b05dca33a99d6a041ba905fb3cfd780
Signed-off-by: Brian Freeman <bf1936@att.com>
diff --git a/deployment/heat/onap-rke/env/windriver/onap-oom.env b/deployment/heat/onap-rke/env/windriver/onap-oom.env
index 74df150..9da5150 100644
--- a/deployment/heat/onap-rke/env/windriver/onap-oom.env
+++ b/deployment/heat/onap-rke/env/windriver/onap-oom.env
@@ -5,7 +5,7 @@
   apt_proxy: 10.12.5.2:8000
   docker_proxy: 10.12.5.2:5000
 
-  nfs_vm_flavor: m1.lm.large
+  nfs_vm_flavor: m1.lm.xlarge
   k8s_vm_flavor: m1.lm.xlarge
   orch_vm_flavor: m1.lm.medium