HP StorageWorks 1000/1500 Modular Smart Array application note Migrating to active/active controllers in Windows environments Part number: 400678-002 Second edition: October 2006
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Contents About this guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Intended audience . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Prerequisites. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Related documentation for the MSA1000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
About this guide This guide provides information about migrating existing single-path and multi-path MSA1000 and MSA1500 disk arrays in Microsoft Windows environments from active/passive to active/active processing. Intended audience This guide is intended for storage and system administrators, and technicians.
Document conventions and symbols Document conventions Table 1 Convention Element Medium blue text: Figure 1 Cross-reference links and e-mail addresses Medium blue, underlined text (http://www.hp.
HP technical support Telephone numbers for worldwide technical support are listed on the HP support website: http://www.hp.com/support/. Collect the following information before calling: • Technical support registration number (if applicable) • Product serial numbers • Product model names and numbers • Applicable error messages • Operating system type and revision level • Detailed, specific questions For continuous quality improvement, calls may be recorded or monitored.
1 Migrating single-path standalone systems This chapter provides procedural steps to migrate existing single-path standalone MSA1000 and MSA1500 disk arrays in Windows environments from active/passive to active/active processing. IMPORTANT: upgrade: Before proceeding, you must understand the following limitations associated with the • If HP MPIO Manager for MSA Arrays is installed, it can not be accessed through HP Insight Manager.
Migration steps Step Description Check 1 Isolate the system unit from the network: F • Notify users that the system is temporarily going offline. • Disconnect all network sessions: • From the server console desktop, select Start>Run. • In the Run window, enter compmgmt.msc and then click OK to open the Computer Management Utility. • In the left pane, click Computer Management>System Tools> Shared Folders>Sessions. • In the right pane, right-click, and then select Disconnect All Sessions.
Step Description (continued) Check 4 (For systems with HP Secure Path MPIO software only) F Disable HP Secure Path services and drivers: • From the server console desktop, select Start>Run. • In the Run window, enter services.msc and then click OK to open the Services Utility. • In the right pane, double-click Compaq HS_ Service. • Change the Startup type from Automatic to Disabled. • Click Stop to stop the service. • Click OK to close the window. • In the right pane, double-click Secure Path Agent.
Step Description (continued) Check 7 (For systems with HP Secure Path MPIO software only) F Enable HP Secure Path services and drivers: • From the server console desktop, select Start>Run. • In the Run window, enter devmgmt.msc and then click OK to open the Device Manager Utility. • Select SCSI and RAID controllers, right-click the Compaq Secure Path Disk Bus device, and then select Enable. • Close the Device Manager Utility. • From the server console desktop, select Start>Run.
Post-migration steps Step Description Check 1 Restart the server node. F 2 Verify that device drivers are installed correctly within Device Manager: F • From the server console desktop, select Start>Run. • In the Run window, enter devmgmt.msc and then click OK to open the Device Manager Utility. • From the main menu, select View>Show hidden devices. • Right-click the Disk Drives icon, and then select Scan for hardware changes.
Step Description (continued) Check 6 Verify that users and applications can access the MSA disk array. F 7 Review the MSA1000/1500 active/active controllers best practices guide to maximize system performance and high availability.
2 Migrating single-path cluster systems This chapter provides procedural steps to migrate existing single-path cluster MSA1000 and MSA1500 disk arrays in Windows environments from active/passive to active/active processing. IMPORTANT: upgrade: Before proceeding, you must understand the following limitations associated with the • If HP MPIO Manager for MSA Arrays is installed, it can not be accessed through HP Insight Manager.
Migration steps Step Description Check 1 Move all cluster groups to one server node other than the node being migrated. F 2 Isolate the system unit from the network: F • Notify users that the system is temporarily going offline. • Disconnect all network sessions: • From the server console desktop, select Start>Run. • In the Run window, enter compmgmt.msc and then click OK to open the Computer Management Utility. • In the left pane, click Computer Management>System Tools> Shared Folders>Sessions.
Step Description (continued) Check 6 (For systems with HP Basic MPIO software only) F Uninstall HP Basic MPIO software: • From the server console desktop, select Start>Run. • In the Run window, enter appwiz.cpl and then click OK to open the Add (or /) Remove Programs Utility. • Select the HP Basic MPIO program, and then click Change/Remove to uninstall the software. • Click OK. The server restarts. • Close the Add (or/) Remove Programs Utility window.
Step Description (continued) Check 8 Insert the HP StorageWorks Modular Smart Array 1000/1500 Support Software CD and install the required applications and drivers from the CD: F • Qlogic/Emulex HBA driver (restart the server if required) • Array Configuration Utility (ACU) software • (Optional) Array Configuration Utility CLI (ACUCLI) software • (Optional) Array Diagnostics Utility (ADU) software • (Optional) HP MPIO Full-Featured DSM for Windows (restart the server if required) • (Optional) HP MPIO
Post-migration steps Step Description Check 1 Restart the server node. F 2 Verify that device drivers are installed correctly within Device Manager: F • From the server console desktop, select Start>Run. • In the Run window, enter devmgmt.msc and then click OK to open the Device Manager Utility. • From the main menu, select View>Show hidden devices. • Right-click the Disk Drives icon, and then select Scan for hardware changes.
Step Description (continued) Check 6 Verify Cluster functionality: F • From the server console desktop, select Start>Run. • In the Run window, enter cluadmin. and then click OK to open the Cluster Administrator Utility. • In the right pane, right-click each of the cluster groups and select Move to move each group to this server node. Note: Skip this step if this is the only node running in the cluster. • Verify that each cluster group is online and is owned by this server node.
3 Migrating multi-path standalone systems This chapter provides procedural steps to migrate existing multi-path standalone MSA1000 and MSA1500 disk arrays in Windows environments from active/passive to active/active processing. IMPORTANT: upgrade: Before proceeding, you must understand the following limitations associated with the • If HP MPIO Manager for MSA Arrays is installed, it can not be accessed through HP Insight Manager.
Migration steps Step Description Check 1 Isolate the system unit from the network: F • Notify users that the system is temporarily going offline. • Disconnect all network sessions: • From the server console desktop, select Start>Run. • In the Run window, enter compmgmt.msc and then click OK to open the Computer Management Utility. • In the left pane click Computer Management>System Tools> Shared Folders>Sessions. • In the right pane, right-click, and then select Disconnect All Sessions.
Step Description (continued) Check 5 (For systems with HP Secure Path MPIO software only) F Disable HP Secure Path services and drivers: • From the server console desktop, select Start>Run. • In the Run window, enter services.msc and then click OK to open the Services Utility. • In the right pane, double-click Compaq HS_ Service. • Change the Startup type from Automatic to Disabled. • Click Stop to stop the service. • Click OK to close the window. • In the right pane, double-click Secure Path Agent.
Step Description (continued) Check 8 (For systems with HP Secure Path MPIO software only) F Enable HP Secure Path services and drivers: • From the server console desktop, select Start>Run. • In the Run window, enter devmgmt.msc and then click OK to open the Device Manager Utility. • Select SCSI and RAID controllers, right-click the Compaq Secure Path Disk Bus device, and then select Enable. • Close the Device Manager Utility. • From the server console desktop, select Start>Run.
Post-migration steps Step Description Check 1 Restart the server node. F 2 Verify that device drivers are installed correctly within Device Manager: F • From the server console desktop, select Start>Run. • In the Run window, enter devmgmt.msc and then click OK to open the Device Manager Utility. • From the main menu, select View>Show hidden devices. • Right-click the Disk Drives icon, and then select Scan for hardware changes.
Step Description Check 5 Enable network connections on the system F • From the server console desktop, select Start>Run. • In the Run window, enter ncpa.cpl and then click OK to open the Network (and Dial-up) Connections Utility. • Right-click each network connection, and then select Enable. • Close the Network (and Dial-up) Connections Utility. 6 Restart the system unit. F 7 Verify that the HP MPIO DSM Manager can access MSA the disk array: F • From the server console desktop, select Start>Run.
4 Migrating multi-path cluster systems This chapter provides procedural steps to migrate existing multi-path cluster MSA1000 and MSA1500 disk arrays in Windows environments from active/passive to active/active processing. IMPORTANT: upgrade: Before proceeding, you must understand the following limitations associated with the • If HP MPIO Manager for MSA Arrays is installed, it can not be accessed through HP Insight Manager.
Migration steps Step Description Check 1 Move all cluster groups to one server node other than the node being migrated. F 2 Isolate the system unit from the network: F • Notify users that the system is temporarily going offline. • Disconnect all network sessions: • From the server console desktop, select Start>Run. • In the Run window, enter compmgmt.msc and then click OK to open the Computer Management Utility. • In the left pane, click Computer Management>System Tools> Shared Folders>Sessions.
Step Description (continued) Check 7 (For systems with HP Basic MPIO software only) F Uninstall HP Basic MPIO software: • From the server console desktop, select Start>Run. • In the Run window, enter appwiz.cpl and then click OK to open the Add (or /) Remove Programs Utility. • Select the HP Basic MPIO program, and then click Change/Remove to uninstall the software. • Click OK. The server restarts. • Close the Add (or/) Remove Programs Utility window.
Step Description (continued) Check 9 Insert the HP StorageWorks Modular Smart Array 1000/1500 Support Software CD and install the required applications and drivers from the CD: F • Qlogic/Emulex HBA driver (restart the server if required) • Array Configuration Utility (ACU) software • HP MPIO Full-Featured DSM for Windows (restart the server if required) • HP MPIO DSM Manager • (Optional) Array Configuration Utility CLI (ACUCLI) software • (Optional) Array Diagnostics Utility (ADU) software 10 Remove
Step Description (continued) Check 18 From the back of the server node, disconnect the Fibre Channel cable from the HBA card that is connected to the passive MSA controller. F 19 Notify all system units connected to the MSA disk array that the disk array will temporarily be offline. F 20 Restart the disk array. F 21 Notify all system units connected to the MSA disk array that the disk array is back online. F Post-migration steps Step Description Check 1 Restart the server node.
Step Description (continued) Check 4 Verify the additional device drivers from the secondary path are installed correctly within Device Manager: F • From the server console desktop, select Start>Run. • In the Run window, enter devmgmt.msc and then click OK to open the Device Manager Utility. • From the main menu, select View>Show hidden devices. • Right-click the Disk Drives icon, and then select Scan for hardware changes.
Step Description (continued) Check 8 Verify Cluster functionality: F • From the server console desktop, select Start>Run. • In the Run window, enter cluadmin. and then click OK to open the Cluster Administrator Utility. • In the right pane, right-click each of the cluster groups and select Move to move each group to this server node. Note: Skip this step if this is the only node running in the cluster. • Verify that each cluster group is online and is owned by this server node.
Migrating multi-path cluster systems
