Command changes in IMS 15.4

In IMS 15.4, a number of commands have been enhanced to support new functionality and some commands have been removed.

Disablement of Extended Recovery Facility (XRF)

As of IMS 15.2, Extended Recovery Facility (XRF) is no longer supported.

For IMS 15.2 or later, the following XRF-related commands are no longer accepted:
/ERESTART BACKUP
To manually restart the IMS alternate system in an XRF complex.
/DISPLAY HSB
To display the system-related information in an Extended Recovery Facility (XRF) environment.
/SWITCH
To switch active data sets or to change between the active and alternate systems.
/START SURV
To start the operation of the IMS surveillance function in an XRF environment.
/STOP SURV
To stop the operation of the IMS surveillance function in an XRF environment.

INIT OLC command enhancement

The INIT OLC TYPE(ACBMBR) command has new option called BLDPSBNO with APAR PH16612.

The BLDPSBNO option enables you to change DBDs that do not have structural updates.

CREATE IMCON command enhancement

The IMS compliance control block support introduces the following updates:
  • A new return code X'0C000014' with the reason code X’00005000’ in CREATE IMSCON TYPE(DATASTORE) command
  • A new completion code 53 in CREATE IMSCON TYPE(IMSPLEX) command

IMS ALTPCB enhancement for IMS Connect

The SENDALTP keyword is introduced in the following commands:
  • CREATE OTMADESC command
  • UPDATE OTMADESC command
  • VIEWHWS command
  • VIEWDS command
  • CREATE IMSCON TYPE(DATASTORE) command
  • UPDATE IMSCON TYPE(CONFIG) command
  • UPDATE IMSCON TYPE(DATASTORE) command
  • QUERY IMSCON TYPE(CONFIG) command
  • QUERY IMSCON TYPE(DATASTORE) command