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Using Tivoli Workload Scheduler (OPC)

This course teaches how to effectively and confidently use TWSzOS (Tivoli Workload Scheduler for z/OS, also known as OPC - Operations Planning & Control), which is IBM/Tivoli's strategic product for scheduling and managing the enterprise's workload.

On successful completion of this course, attendees will be able to:

  • use TWSzOS with confidence
  • update TWSzOS databases with the information needed to schedule and run work
  • identify the two plans used by TWSzOS
  • manage work by checking statuses, re-running jobs and by adding ad-hoc work into the plan
  • create and use Special Resources
  • use OPSTAT, SRSTAT and ETT
  • code Automatic Recovery statements
  • describe and use the Restart & Recovery function
  • use JCL automation and code JCL Directives


Momenteel zijn er voor deze cursus geen publieke sessies gepland. Graag organiseren we een bedrijfssessie voor u of een extra publieke sessie (bij voldoende belangstelling). Geïnteresseerd? Gelieve dan ABIS te contacteren.

Intended for

Operations analysts and operators, plus anyone who wants to understand the product.


The ability to use ISPF and a basic knowledge of JCL.

Main topics

  • TWSzOS overview

What TWSzOS is, what it does and how it does it;

  • TWSzOS databases

What?; When?; Where?; How?; Planning.

  • Calendar and Period databases

Calendar Database; Period - Processing Cycles.

  • Workstation Database

Workstation Database; Workstation Types; Workstation Tasks and Status Changes; Automatic Reporting Workstation; Manual Reporting Workstation; Non Reporting Workstation; WTO General Workstation; Automatic General Workstation; Workstation Resources; Workstation Open Intervals.

  • Application Database

Application Database; Application Description; Application Description Graphic; Defining Operations; Operation Details (Optional); Scheduling Instructions; Free Day Rules; Job Description Database.

  • Managing the Current Plan

Occurrence Status Codes; Operation Status Codes; Status A R & S - what they really mean; Operation Status Codes - less often seen; Status I & U - what they really mean; Extended Status Codes: for status S, for status codes A * R, for status codes R & E; Status Change Sequence; Application status: W, W and S, S, S and C; Managing Work; What you can do in the Current Plan; Ended in Error List; Special Resource Monitor; Status Code Quiz.

  • Planning

The Long Term Plan; Extending the Long Term Plan; Daily Planning; Current Plan Extend and Long Term Plan; Keeping the Current Plan Up to Date.

  • Special Resources

Using Special Resources; Special Resource Database; Operation Special Resource Requirements; Special Resource Monitor.

  • Unplanned Work

OPSTAT; Coding an OPSTAT Command; SRSTAT; Coding an SRSTAT Command; Event Triggered Tracking; ETT Triggers; ETT - SRSTAT trigger; ETT - Job Name Trigger.

  • Automatic Recovery

Automatic Recovery Functions; Recovery Actions; Automatic Job Recovery; Recovery Statements: Selection Criteria, Rebuild & Recovery, Sysplex Recovery.

  • Restart & Cleanup

What Cleanup does; Restart & Cleanup Options; Operation Details; Ended in Error List Options; Operation Restart; Step Restart Dialog Options; Modifying Cleanup Actions Dialog Panel; Automatic Cleanup Check Dialog Panel; Other Cleanup Functions; Cleanup Actions for Data Set Dispositions in a Job.

  • JCL Automation

JCL tailoring; Including and Excluding JCL; JCL Variables; Naming Variable Tables; Precedence of Variable Tables; Recognising Variables; When Variable Substitution takes place; Variable Types; Variables prefixed with %; Variables prefixed with &; Variables prefixed with ?; Dependency and Validation; Variable Format; JCL Directives; Coding JCL Directives; Introduction: SCAN Directive, BEGIN and END, FETCH, SEARCH, SETFORM, SETVAR, TABLE, COMP Keyword on BEGIN and FETCH Directives.

Training method

Practical sessions using a live system take about 50% of course time.


3 days.

Course leader

RSM Technology.

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