Stopping CMEM Before JES Is Stopped

Before shutting down the JES subsystem, deactivate CMEM using the command

If this is not done, warning messages (about OPEN DEBs) are issued. Under some conditions, these messages may be followed by an SC03 abend in JES. This does not cause any harm, since JES has finished all of its processing at this time.

After JES is brought up, restart CMEM using the command