Tasks Performed from the IMS Subsystem List Display

To perform line commands from this display, place your cursor in the command input area to the left of the variable.

The following line commands are valid, only the uppercase portion of the line command is necessary for you to specify:

Select: Select the active IMS control region for subsequent commands.
CHEckpt: Issue the IMS command CHE to take a simple checkpoint for the control region.
COLDSYS: Issue the IMS command ERE COLDBASE OVERRIDE to perform a cold start on both the database and communications components.
DUMPQ: Issue the IMS command CHE DUMPQ. This command causes IMS to take a DUMPQ checkpoint and shut down the control region.
EREstart: Issue the IMS command ERE. This command causes an emergency restart for the control region.