Transaction Code SHMM: Shared Objects Monitor

Transaction SHMM provides an overview of the area instances in the shared objects memory of the current application server and offers selected functions for it.

Note: The class CL_SHM_UTILITIES is used to query the attributes of area instances in programs.

Overview of Functions

  • Non-Modifying Functions
    • Display all area instances
    • Display all versions of an area instance
    • Display the locks on an area instance
    • Display all locks on an area instance version
    • Display the content of an area instance ( active area instance version)
    • Display the content of obsolete area instance versions
    • Display the static area properties
    • Display the free, used, and reserved memory
  • Modifying Functions
    • Invalidate area instances (sets all area instance versions to obsolete)
    • Delete area instances (sets all area instance versions to expired)
    • Propagate transactional areas instances (cross-server invalidation)
    • Cross-server deletion of all area instances of an area
    • Call the area constructor in the area constructor class

Using the Monitor

The monitor provides four overviews that follow each other in sequence:

  1. Areas
  2. Area instances
  3. Versions
  4. Locks

Double-clicking a row in the current overview takes the user to the next overview, for example from the overview of area instances to the list of versions of this area instance. From the instance overview, the list of locks can be displayed on a parallel tab page.

In the list of areas, area instances, and area instance versions, a view can be selected that groups the data in the display. The following views are available:

  • Overview (displays the most important data)
  • Locks (lock statistics)
  • Users (who created/modified the area)
  • Control (memory usage and so on)
  • All columns

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