Data Set Stacking

This chapter includes the following topics:

• Overview
  • Batch Stacking
  • Dynamic Data Set Stacking
  • General Considerations for Dynamic Data Set Stacking
• Before Implementation
  • Review Working Procedures
  • Identify Data Sets That Should Not be Stacked
  • Select Test Environment for Stacking Implementation
  • Technical Preparation
• Implementation
• Stacking Rules
• Troubleshooting
  • Identify Problem Data Set and run Rule Simulation
  • Check JCL
  • Check MVS Jobname Monitoring
  • Check Stacking Statistics Collection
  • Check Exit 2
  • Check Unit Name
  • Check for a //NOSTACK DD Statement
  • Determine why the Data set was not Stacked
  • Real-Time Data Set Stacking Under JES3