HP StorageWorks Modular Smart Array 1000 HP StorageWorks 1000 Modular Smart Ar
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- HP StorageWorks Modular Smart Array 1000 | HP StorageWorks 1000 Modular Smart Ar - Page 1
HP StorageWorks 1000 Modular Smart Array application note Migrating to active/active controllers in Tru64 UNIX environments Part number: 434886-001 First edition: October 2006 - HP StorageWorks Modular Smart Array 1000 | HP StorageWorks 1000 Modular Smart Ar - Page 2
accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein. 1000 Modular Smart Array application note - Migrating to active/active controllers in Tru64 UNIX - HP StorageWorks Modular Smart Array 1000 | HP StorageWorks 1000 Modular Smart Ar - Page 3
guide is intended for Tru64 UNIX administrators, technical support personnel, and storage administrators for MSA that have experience with: • Tru64 V5.1B • Tru64 TruClusters • Tru64 hwmgr • emxmgr utility • Alpha SRM console • HP StorageWorks Modular Smart Array product line, SAN infrastructures - HP StorageWorks Modular Smart Array 1000 | HP StorageWorks 1000 Modular Smart Ar - Page 4
User Guide (May 2006 or later) • MSA1000 Maintenance and Service Guide • HP Array Configuration Utility User Guide HP websites • http://www.hp.com • http://www.hp.com/storage • http://www.hp.com/service_locator • http://www.hp.com/support/manuals • http://www.hp.com/support/downloads • http://www.hp - HP StorageWorks Modular Smart Array 1000 | HP StorageWorks 1000 Modular Smart Ar - Page 5
for the migration IMPORTANT: • With MSA, HP does not support flashing back from active/active firmware to active/passive firmware. The result is a loss of the array configuration. • The controller cache module must be a minimum of 256MB. 128MB is no longer supported. NOTE: Before proceeding with the - HP StorageWorks Modular Smart Array 1000 | HP StorageWorks 1000 Modular Smart Ar - Page 6
documents on the MSA website: F • QuickSpecs • Compatibility Guide • Command Line Interface User Guide MSA 1500 website: http://www.hp.com/go/msa1500cs MSA 1000 website: http://www.hp.com/go/msa1000 2 Obtain the latest active/active controller firmware files (version 7.0 or later) and - HP StorageWorks Modular Smart Array 1000 | HP StorageWorks 1000 Modular Smart Ar - Page 7
the MSA SAN fabric that the F disk array will temporarily be offline. 2 Download the new firmware to the MSA controller and any attached MSA20 storage F enclosures using the Tru64 MSA firmware upgrade procedures located in the MSA1000/1500 Firmware Updating Guide. IMPORTANT: Do not power cycle - HP StorageWorks Modular Smart Array 1000 | HP StorageWorks 1000 Modular Smart Ar - Page 8
operating in a non-redundant mode. This is normal because the additional controller is not yet installed. For detailed information about the CLI, see the HP StorageWorks Modular Smart Array 1000/1500 Command Line Interface User Guide. 10 Verify that the storage units are available and the hardware - HP StorageWorks Modular Smart Array 1000 | HP StorageWorks 1000 Modular Smart Ar - Page 9
Install the additional MSA array controller using instructions shipped with the controller. Check F NOTE: Before installing the additional array controller, be sure that both controllers have the same cache size installed. After installing the additional array controller, allow the auto-cloning - HP StorageWorks Modular Smart Array 1000 | HP StorageWorks 1000 Modular Smart Ar - Page 10
-Displays the Access Control List including the WWPN of the HBAs and the accessible LUNs. NOTE: The displayed information shows the MSA operating in a redundant mode. For detailed information about the CLI, see the HP StorageWorks Modular Smart Array 1000/1500 Command Line Interface User Guide. 10 - HP StorageWorks Modular Smart Array 1000 | HP StorageWorks 1000 Modular Smart Ar - Page 11
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 - HP StorageWorks Modular Smart Array 1000 | HP StorageWorks 1000 Modular Smart Ar - Page 12
controller to the port on the HP F SAN switch. 3 Configure the FC switch zoning to include the new MSA controller and new FC HBA (if F not already configured). 4 Create a new connection table on the disk array Name=default The connection to the second controller displays default settings. - HP StorageWorks Modular Smart Array 1000 | HP StorageWorks 1000 Modular Smart Ar - Page 13
MSA devices to ensure that the new path has been added. 10 Load balance the MSA controllers. F 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 - HP StorageWorks Modular Smart Array 1000 | HP StorageWorks 1000 Modular Smart Ar - Page 14
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HP StorageWorks
1000 Modular Smart Array
application note
Migrating to active/active controllers in Tru64 UNIX
environments
Part number: 434886–001
First edition: October 2006