5. FILES › 5.2 Batch Information Area Files › 5.2.9 Batch Workload Device Activity File (BATWDA)

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5.2.9 Batch Workload Device Activity File (BATWDA)


The Batch Workload Device Activity File (BATWDA) quantifies
DASD device usage by workload component by hour of the day.
It is derived from the EXCP segments of SMF type 30 records,
subtypes 2, 3, and 4.  In the DETAIL timespan, the BATWDA
contains one record per EXCP segment.  It contains one record
per device, per performance group, per hour in the DAYS
timespan.

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

    1 - BATWDA File Organization
    2 - BATWDA Data Elements List
    3 - BATWDA Usage Considerations
    4 - BATWDA Retrieval Examples