Symptoms
You try to shut down the Microsoft Service for Distributed Relational Database Architecture (DRDA) while there are still active DRDA sessions. However, the service gets stuck in a status of Stopping and cannot be controlled.
Cause
This problem occurs when a disconnect is not returned in a timely manner.
Resolution
Cumulative update information
The fix that resolves this problem is included in Cumulative Update 1Â for Microsoft Host Integration Server 2013.
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.