Command

Description

toddrag

Display or set TOD clock drag factor

syncio

Display syncio device statistics

kd

Clear held messages

msghld

Display or set timeout value of held messages

maxrates

Display highest MIPS/SIO rate or set new reporting interval

panrate

Display or set console refresh rate

pantitle

Display or set console window title

showdvol1

Display or set enable showing of DASD volsers in device list

defsym

Define a symbol

delsym

Delete a symbol

script

Run a sequence of console commands contained in a file

cscript

Cancel a running script thread

ecpsvm

ECPS:VM commands

aea

Display AEA (absolue-effective-address) tables

aia

Display AIA (absolute-instruction-address) tables

tlb

Display TLB tables

$locate

Display and verify Hercules control blocks

$test

Custom test command

$zapcmd

Enable or disable system parameters and console commands

sizeof

Display size of structures

suspend

Suspend Hercules

resume

Resume Hercules

herclogo

Read a new Hercules logo file

traceopt

Instruction trace display option

symptom

Instruction trace display option (alias for TRACEOPT command)

Command

Description

cmdtgt

Specify the command target

herc

Send Hercules command

scp

Send system control program command

pscp

Send system control program priority message

sf+

Create a new shadow file

sf-

Delete a shadow file

sfc

Compress a shadow file

sfd

Display shadow file statistics

sfk

Perform a chkdsk on the active shadow file

t{+/-} CKD

Turn CKD_KEY tracing on / off

t{+/-} dev

Turn CCW tracing on / off

s{+/-} dev

Turn CCW stepping on / off

f{+/-} addr

Mark frames usable / unusable

Table 17: Hercules Console Commands (grouped by functionality)

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