A workflow roster is a database structure that stores information about all workflows in an isolated region. Workflow rosters provide the workflow system and workflow administrators with an efficient way to locate specific active workflows.
You can configure more workflow rosters to ease administrative tasks. For example, in Process Designer you might direct finance-related workflows to one roster and sales-related workflows to another roster. When you direct the workflows to different rosters, the data is distributed and an administration can find work items easily.
To create a workflow roster: