gtpm1m3g | TPF V4R1 Migration Guide: 3.1 to 4.1 |
Use the new ZSPER command to alter and display program event recording (PER) options. Use the following parameters of the ZSPER command to activate, change, and display the status of the PER trace facility for an IBM Enterprise Systems Architecture (ESA) processor.
See TPF Operations for more information about the ZSPER command.
Only one function of the PER trace facility can be active at a time. In addition, execution of the PER trace facility is stopped automatically when more than 10 PER interrupts are received within any 10 second interval.