5. FILES › 5.2 HAR Information Area Files › 5.2.10 Storage Group Activity File (HARSGA)

5.2.10 Storage Group Activity File (HARSGA)

The Storage Group Activity File quantifies the utilization of
defined DFSMS storage groups in terms of I/O and average
performance factors for all devices in the group.  There is
one record for each storage group.  This file is typically
used when reporting on the performance of System Managed
Storage in the installation.
 
This file is derived from the CA MICS Device Activity File.
 The following sections describe the file's organization, list
 the data elements maintained, and provide usage hints.
 
     1 - File Organization
     2 - Data Elements List
     3 - Usage Considerations
     4 - Retrieval Examples