HP StorageWorks 1000/1500 Modular Smart Array application note: Migrating to active/active controllers in VMware environments (439176-001, November 2006)

10
Configuring Redundant Path
9
Ensure that the MSA controller topology is set to Switch Fabric Enabled:
a. From the MSA CLI, enter show this_controller to verify that the MSA
array controller is configured for switch fabric connectivity.
b. From the MSA CLI, enter show other_controller to verify that the MSA
array controller is configured for switch fabric connectivity.
Example display:
CLI>show this_controller
Controller
MSA1500(c) Hewlett-Packard P56350A9IMN01Z Version 6.32 Build 1
Hardware 7
Component Enclosure.
Controller Identifier:
NODE_ID = 500508B3-00909AA0
SCSI_VERSION = SCSI-3
Supported Redundancy Mode:Active/Standby Asym-Active/Active
Current Redundancy Mode:Asym-Active/Active Active/Standby
Simulation DISABLED
Device Port SCSI address 7
Terminal speed for the CLI is set to 19200.
Host Port_1:
REPORTED PORT_ID 500508B3-00909AA9
PORT_1_TOPOLOGY = F_Port (Switch Fabric Enabled)
F
Step Description (continued) Check
Step Description Check
1
Load balance the MSA controllers.
NOTE: HP recommends setting half of the LUNs to one controller and half to the other
controller.
From the MSA CLI, enter:
show units (check preferred path setting)
set preferred_path <this_controller/other_controller>
F