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SDSF – System Health and Managing JES2 Resources 2.5


 3 hours



The SDSF – Using SDSF to Manage System Resources and Devices course describes the use of the IBM Health Checker and explains commands that can be used to run, delete, restore, activate and deactivate a check. Displaying and interpreting JES2 resource data is covered along with the process of handling system requests and action messages.


Operations and programming staff that use SDSF to monitor and manage JES2 resources.


Completion of the following SDSF courses:

  • SDSF – Introduction and Basic Concepts
  • SDSF – Working with SDSF Data

or equivalent knowledge.


After completing this course, the student should be able to:

  • Display and manipulate IBM Health checks
  • Identify JES2 resource shortages
  • Respond to WTOR and action messages

Course Content

Monitoring System Health

Starting and Stopping the IBM Health Checker for z/OS
Displaying Health Checker Data
Displaying Historical Data
Deactivating and Activating a Check
Deleting and Restoring a Check
Running a Check

Handling JES2 Resources and System Requests

Displaying JES2 Resource Information
Interpreting Resource Monitor Data
Updating JES2 Resource Definitions
Identifying Types of System Requests
Responding to a WTOR Message
Deleting Action Messages

SDSF – System Health and Managing JES2 Resources 2.5 Mastery Test