Command changes in IMS 15.2

In IMS 15.2, 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.

/DISPLAY TMEMBER command enhancements

The /DISPLAY TMEMBER command is enhanced with the following status terms, which can be displayed when a transaction pipe (tpipe) name is specified on the TPIPE keyword:
MCP
Indicates that in a shared-queues environment, the transaction pipe has output messages on the global queue.

The status term SYW was removed.

For more information, see /DISPLAY TMEMBER command.

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.

OTMA command enhancements

The following output fields are changed in the /DISPLAY OTMA command:
  • The ACEEAGE output field is changed to ACEEAG.
  • The TOA output field is changed to TA. Its description is updated.
  • The maximum displayed count value of the TPCNT output field is changed from 99999 to 9999999.
  • The response ETs in examples are updated with the parameters TPCNT, ACEEAG, MAXTP, TA, ACEECT, BETP, and WGF displayed.
  • Two examples are deleted.
  • One example for displaying the TPIPE limits is added.

QUERY command enhancement

The description of the IMSID parameter in the following QUERY command are updated:
  • QUERY DB
  • QUERY PGM
  • QUERY RTC
  • QUERY TRAN
  • QUERY DBDESC
  • QUERY PGMDESC
  • QUERY RTCDESC
  • QUERY TRANDESC

The support for the IMS Fast Monitor (FASTMON) user exit is added to the QUERY USEREXIT command.

REFRESH command enhancement

The support for the IMS Fast Monitor (FASTMON) user exit is added to the REFRESH USEREXIT command.

Database and area command changes for the Restricted Update mode

The following commands were changed to enable the Restricted Update mode for databases, partitions, and Fast Path areas:
  • UPDATE DB
  • UPDATE AREA
  • QUERY DB
  • QUERY AREA

CREATE IMSCON 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
  • UPDATE OTMADESC
  • VIEWHWS
  • VIEWDS
  • CREATE IMSCON TYPE(DATASTORE)
  • UPDATE IMSCON TYPE(CONFIG)
  • UPDATE IMSCON TYPE(DATASTORE)
  • QUERY IMSCON TYPE(CONFIG)
  • QUERY IMSCON TYPE(DATASTORE)