TOPS-20 Commands Reference Manual

RESET

Clears memory of the specified forks.

Format

@RESET (FORK) argument

where:

argument is one of the following: Fork name
Fork number
* for all forks
. (period) for the current fork
Default - all unkept forks

Characteristics

Action of RESET

In addition to clearing memory for the specified forks, the RESET command closes all files, mapped and unmapped, opened by the specified forks and their inferior forks. RESET also simultaneously terminates the specified fork's inferior forks.

Effect on Memory

The RESET command clears the specified forks from memory.

Related Commands

INFORMATION FILE-STATUS for determining which files are currently open
INFORMATION MEMORY-USAGE for determining contents of memory
CONTINUE, FORK, FREEZE, INFORMATION FORK-STATUS, INFORMATION PROGRAM-STATUS, KEEP, RESET, SET NAME, SET PROGRAM, and UNKEEP other multiforking-class commands

Examples

  1. Give the RESET command to clear all unkept forks from memory. 
    @RESET
  2. Clear all forks, including kept forks, from memory. 
    @RESET *
  3. Display the fork status with INFORMATION FORK-STATUS. Then, clear the SORTER fork from memory. Redisplay the fork status to check the result. 
    @INFORMATION FORK-STATUS
    EDT (1): Kept, ^C from IO wait at 413773, 0:00:00.0
 => PASCAL (2): Kept, Background, Running at 324004, 0:00:00.8
    SORTER (3): HALT at 400370, 0:00:00.6
@RESET 3
@INFORMATION FORK-STATUS
    EDT (1): Kept, ^C from IO wait at 413773, 0:00:00.0
    PASCAL (2): Kept, Background, Running 453004, 0:00:01.3