HP StorageWorks P9000 Reference Manual page 196

Function
This command is a TSO/E command called from REXX scripts.
This command monitors for the following messages:
IEA494I message
Copy status display message that is output to the MVS console
IOSHM0414I message
HyperSwap completion message that is output to the MVS console
User-specified message
User-specified message that indicates that a HyperSwap has been completed
Parameters
MSGID({IEA494|IOSHM0414I|user-specified-message-ID})
Specifies the message to be monitored.
IEA494
Monitors for IEA494I messages.
IOSHM0414I
Monitors for IOSHM0414I messages.
user-specified-message-ID ~ <from 6 to 10 alphanumeric characters>
Monitors for a user-specified message that indicates that a HyperSwap has been completed.
TIMEOUT (timeout-value) ~ <numeric characters> ((0-60))<<15>>
(timeout-value) ~ <numeric characters> ((0-60))
Specify a timeout value for monitoring messages in seconds. The default value is 15.
OP({OPEN|GET|CLOSE})
This parameter specifies a process type.
OPEN
This parameter establishes the EMCS console interface for message monitoring. The normal
termination message returns the handle value to be used in the OP(GET) and OP(CLOSE) requests.
GET
This parameter returns IEA494I messages, IOSHM0414I messages, or user-specified messages
captured at the EMCS console interface in the order they were received.
If no messages were captured, the system processes as follows:
When a value other than 0 is specified for the TIMEOUT parameter:
After the system waits for the specified number of seconds (the default value is 15 seconds),
the YKA096I message is output, and then the command ends with the return code 2.
When 0 is specified for the TIMEOUT parameter:
The system immediately checks if a message is output. If no message is output, the YKA096I
message is output, and then the command ends with the return code 2.
196 CLI Commands