Prerequisites – HP XP7 Storage User Manual
Page 46
Prerequisites
•
All alias devices must be deleted
For more information about deleting alias devices from bases devices, see
.
•
You must have permission to modify the storage system
1.
From z/OS on z/VM, run the following commands to all base devices in the corresponding
CU.
V base_device_number1-base_device_number2,OFFLINE
CF CHP(channel_path1-channel_path2),OFFLINE
2.
Run the following command from the host system console to disable the Hyper Parallel Access
Volumes option on the host computer.
SETIOS HYPERPAV=NO
3.
Run the following commands from z/VM system console to all alias devices that are used for
HPAV in the corresponding CU:
DET alias_device_number1-alias_device_number2
VARY OFFLINE alias_device_number1-alias_device_number2
SET CU PAV ssid1-ssid2
VARY ONLINE alias_device_number1-alias_device_number2
ATT alias_device_number1-alias_device_number2*
An asterisk (*) is required at the end of the ATT command.
4.
Remove HPAV using Remote Web Console.
5.
Run the following DEVSERV command from the z/OS to an arbitrary device per CU:
DS QD,device_ID,VALIDATE
6.
Run the QUERY PAV command from z/VM to verify that the aliases assigned for HPAV are
released.
For proper syntax and an example of this command, see
.
7.
Run the DEVSERV QPAV command from the z/OS to verify that the aliases assigned for HPAV
are released.
See
for proper syntax and an example of this command.
HP Confidential
46
Disabling Hyper Parallel Access Volumes