Hercules V4.00.0 - User Reference Guide

8.185 TODPRIO (Display or set timer thread process priority)

8.185.1 Function

The TODPRIO command is used to change the process priority of the TOD clock and the timer threads.
See section

5.82 for details on process and thread priorities. Given without an argument the TODPRIO
command displays the current Hercules process priority.

Caution: TODPRIO should be given a dispatching priority equal to or higher than any other thread
(CPUPRIO, DEVPRIO, HERCPRIO and SRVPRIO) within Hercules.

8.185.2 Syntax

Descriptive

[nn]

Diagram

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8.185.3 Parameter

This value specifies the priority of the TOD clock and the timer thread. For details
on the priority values see section

5.82 (“Process and Thread Priorities”).

8.185.4 Examples

Example 1:

Set the process priority of the TOD clock and the timer threads to 0.

HHC00013I Herc command: 'todprio -20'

HHC02204I todprio set to -20

Figure 328: TODPRIO command

8.186 TRACEOPT (Instruction trace display options)

8.186.1 Function

The TRACEOPT command determines how the registers are displayed during instruction tracing and
stepping. Entering the command without any argument simply displays the current trace mode.

8.186.2 Syntax

Descriptive

Diagram

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8.186.3 Parameter

TRADITIONAL

Displays the registers following the instruction about to be executed such that pres-
sing enter (to execute the displayed instruction) then shows the next instruction to
be executed followed by the updated registers display.

REGSFIRST

Displays the current register contents followed by the instruction about to be exe-
cuted such that pressing enter (to execute the displayed instruction) then shows the
updated registers followed by the next instruction to be executed.