Using DFSMS to Manage the z/OS Storage Environment
This course describes today's data storage needs and the role of various DFSMS components in managing that data. It looks at data management rule creation and the role that DFSMShsm plays in ensuring sufficient space is made available.
This course is suitable for Operators, System Programmers, Storage Administrators and other staff who are responsible for monitoring and managing data storage in a z/OS environment.
General knowledge of ISPF and z/OS data processing concepts.
After completing this course, the student should be able to:
- Describe how DFSMS is Used to Manage the Storage Environment
- Identify the purpose of DFSMS components
- Display SMS Storage Information using ISMF
- Describe how ACS Routines are Created and Activated
- Explain how DFSMShsm is used for Data Set Migration and Backup/Recovery
Introduction to DFSMS
Storage Requirements in Today’s Data Center
Backup and Recovery
The Role of DFSMS in Managing Storage
Using SMS Constructs
How Constructs are Used
Automatic Class Selection Routines
What is an Automatic Class Selection (ACS) Routine?
The ACS Programming Language
Creating and Testing an ACS Routine
Activating ACS Routines
ACS Routine Execution
Who Uses ISMF?
Generating Data, Class and Storage Lists
ISMF Tasks for Storage Administrators
Space and Availability Management using DFSMShsm
Space and Availability Storage Requirements
The Role of DFSMShsm
End-User and Storage Administrator Tasks
Deleting Expired Data Sets
Data Recovery using DFSMShsm
The Role of DFSMSrmm in Managing Tape
Major DFSMSrmm Components
Starting, Stopping and Modifying DFSMSrmm
Responding to Initialization, Tape Processing and DFSMSrmm System Messages
Initializing, Erasing and Scanning Tape Volumes