Home > Storage > PowerScale (Isilon) > Product Documentation > Data Protection > Dell PowerScale SyncIQ: Architecture, Configuration, and Considerations > Note to readers
Before making changes on a production cluster, extreme caution is recommended. The concepts explained in this paper must be understood in their entirety before you implement data replication. As with any significant infrastructure update, testing changes in a lab environment is best practice. After updates are confirmed in a lab environment, a gradual roll-out to a production cluster may commence.