GDSX Management Programming Manual
Commands and Responses
GDSX Management Programming Manual—529930-001
5-18
ALTER Command
ZPSEUDO-MSG
refers to messages for pseudo OPENs and CLOSEs. The following values are 
valid:
•
ON: Pseudo-messages are sent to the corresponding task.
•
OFF: Pseudo-messages are not sent. 
If you do not assign a value to this field, the default is OFF.
ZTRAP-DEBUG
is the debug error trap number. If you do not assign a value to this field, the 
default is 0.
ZUSER-DEBUG
is the user task debug flag. The following values are valid:
•
ON: The user task is suspended when a nonrecoverable error occurs.
•
OFF: The user task is deleted when a nonrecoverable error occurs. 
If you do not assign a value to this field, the default is OFF.
ZBKUP-DEBUG
is the backup debug flag. The following values are valid:
•
ON: The process enters DEBUG if an I/O error occurs during a write to the 
backup process. There is no timeout on I/O operations to the backup 
process. The backup process is placed in DEBUG when NEWPROCESS 
runs.
•
OFF: The process does not enter DEBUG if an I/O error occurs. 
If you do not assign a value to this field, the default is OFF.
ZPOOL-CHECK
is the GDSX pools debug flag. The following values are valid:
•
ON: GDSX verifies the integrity of the pools at each dispatch and on 
completion of each read I/O.
•
OFF: GDSX does not verify the integrity of the pools. 
If you do not assign a value to this field, the default is ON.
ZFATAL-DEBUG
is the fatal-error debug flag. The following values are valid:
•
ON: GDSX enters DEBUG when a fatal error occurs.
•
OFF: GDSX does not enter DEBUG when a fatal error occurs. 










