Update README.md
Added AccessMode
@@ -9,7 +9,7 @@ fabric CA, Orderer and Peer node using kubectl
- [kubectl][kubectl_tool] v1.11.3+
- Access to a Kubernetes v1.11.3+ cluster
-- A PersistentVolume storage location for each ca, peer, and orderer.
+- A PersistentVolume storage location with AccessMode of ReadWriteOnce for each ca, peer, and orderer.
## Getting Started
