You can enable a workflow for concurrent execution when you create or edit the workflow.
To enable a workflow for concurrent execution:
In the Workflow Manager, open the Workflow.
On the workflow General tab, enable concurrent execution.
The workflow is enabled to run concurrently with the same instance name.
To configure different instance names, click Configure Concurrent Execution.
The Configure Concurrent Execution dialog box appears.
Choose one of the following options:
Allow concurrent run only with unique instance name.
The Integration Service can run concurrent workflows if the instance names are unique.
Allow concurrent run with the same instance name.
The Integration Service can run concurrent workflows with the same name.
Optionally, click the Add button to add workflow instance names.
The workflow instance name is not case sensitive. The Workflow Designer validates the characters in the instance name. You cannot use the following special characters in the instance name:
Optionally, enter the path to a workflow parameter file for the instance. To use different sources, targets, or variables for each workflow instance, configure a parameter file for each instance.