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z/OS – Removing Tasks from the z/OS System 2.5
Duration
3 hours
Overview
This course describes the processes and commands required to remove tasks, users, and batch jobs from a z/OS system.
Audience
Senior computer operators and technical support personnel whose role is to manage system activity.
Prerequisites
Successful completion of the z/OS – Identifying z/OS System Problems course, or equivalent knowledge.
Objectives
After completing this course, the student will be able to:
- Use the CANCEL Command to Terminate Jobs, Started Tasks, and TSO Sessions
- End Hung Catalog Requests in an Orderly Way
- Recognize When and How the FORCE Command is Used
- Invoke a FORCE Command Procedure
Course Content
Terminating Tasks
CANCEL Command Syntax
Canceling Activity Using SDSF
Listing Catalog Address Space request details
Issuing REDRIVE and NOREDRIVE commands
Abend the Catalog Address Space request
Using the FORCE Command
Using the FORCE Command
FORCE Command Syntax
Before Using the FORCE Command
Consequences of Using the FORCE Command