5. FILES › 5.2 IMS Information Area Files › 5.2.3 IMS Application Unit Activity File (ISMIAU)

5.2.3 IMS Application Unit Activity File (ISMIAU)

The IMS Application Unit Activity File contains data
quantifying an IMS application unit's resource usage and
service.

The placement of observations is dependent only on the source
data used and the scheduling mechanism involved.


+-----------------------------------------------------------+
|                                    |      DATA SOURCE     |
|       SCHEDULING MECHANISM         |----------------------|
|                                    |    IMF    |  NON-IMF |
+-----------------------------------------------------------+
|  EMH (Expedited Message Handling)  |  IMSIAU   |  IMS_IA  |
+-----------------------------------------------------------+
|  Non-EMH (Message queue or BMP)    |  IMSIAU   |  IMSIAU  |
+-----------------------------------------------------------+

The following sections describe the file's organization, list
the data elements maintained, and provide usage hints.

    1 - IMSIAU File Organization
    2 - IMSIAU Data Elements List
    3 - IMSIAU Usage Considerations