To deploy Plant Applications in a clustered environment, you will need at least two cluster nodes. All the cluster nodes must be assigned to the same domain name, and must contain the following components:
Windows 2016 server with the same service pack versions installed on them.
SQL Server 2016 on a different Server
Feature Failover Clustering
All cluster nodes must be assigned to a domain
An active Proficy license
Proficy Workflow
Plant Applications
iSCSI Target Server, serving as a remote drive for Plant Applications Buffer Files and Log Files