HP StorageWorks 1000/1500 Modular Smart Array application note: Migrating from an active/passive single controller to active/active dual controllers in HP-UX environments (400677-002, October 2006)
6
Step Description Check
1
Review or obtain the following documents from the appropriate MSA Technical
Documents page:
• Quickspecs
• Compatibility guide
• Command Line Interface user guide
• Firmware updating guide
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2
Obtain the following items from the appropriate MSA Software, firmware & drivers
page:
• latest active/active controller firmware files
• latest MSA1000/1500 Support Software CD
• latest release notes for the controller firmware files and Support Software CD
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3
Review the latest list of supported servers, HBA models, HBA drivers, and HP-UX
operating system versions and patch kits as listed on the MSA Compatibility guide.
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4
Backup the OS and data volumes.
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5
Verify successful backup of OS and data volumes.
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6
Document and diagram the existing switch fabric configuration.
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7
Record existing device file names and Fibre Channel HBA hardware paths of servers.
(This information is required to verify the LVM configuration after the firmware upgrade
process is complete.)
From the server console, enter: ioscan -fn
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8
Record the World Wide Port Name (WWPN) of the Fibre Channel HBA connected to
the MSA. (This information is required to setup host connections to the MSA and to
verify the configuration after the firmware upgrade process is complete.)
From the server console, enter: fcmsutil <fc_device-file>
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9
View and record the current configuration of all hard drives and associated LUNs.
From the MSA Command Line Interface (CLI), enter show tech_support
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10
Create back-up copies of HP-UX configuration files, including:
• lvmtab
• fstab
• volume group
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11
If needed, install additional supported HP Fibre Channel HBAs in the server.
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12
Verify that the supported HBA drivers, EFI drivers, and ROM firmware are installed, as
listed on the MSA Compatibility Guide.
To see the currently installed driver versions, enter the following from the server
console: fcmsutil <fc_device-file> vpd
If needed, obtain updated HBA drivers and firmware from the HP Software Depot web
site: http://www.software.hp.com
.
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