z/VM: CP Commands and Utilities Reference - z/VM - IBM

Messages
If errors occur during the asynchronous processing of the command that prevent
the successful completion of the command, the following response is displayed:
Command failed: SET CACHE SUBSYSTEM OFF rdev.
rdev
is the real device number of a specified device for which the subsystem cache
has been made unavailable.
Response to System Operator If the originator of the command is not the system
operator, the following response is issued to the system operator when the
subsystem cache has been made unavailable. This response is also repeated for
each unique subsystem identified by the devices specified on the command line.
rdev CACHE was made unavailable for subsystem by userid.
rdev
is the real device number of one of the specified devices in a subsystem for
which the cache has been made unavailable.
userid
is the ID of the user who issued the command.
HCP006E Invalid device type - {rdev|vdev|ldev}
HCP009E Invalid range - range
HCP021E A real device number was not supplied
or it is invalid.
HCP026E Operand missing or invalid
HCP040E Device {rdev|vdev|ldev} does not exist
HCP046E type rdev offline
HCP263E Too many operands were specified for
this command.
HCP296E Status is not as required - rdev; text
HCP319E Error processing subsystem command
- cmd for DASD rdev
HCP332E Invalid control unit type - rdev
HCP1109E The command command cannot be
processed for device rdev because the
device is the secondary in a duplex
pair.
SET CACHE
HCP1120E The requested
[command|DETACH|GIVE] for device
[ldev|rdev] did not complete in the
allotted time.
Chapter 2. CP Commands 1199