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Sun ZFS Storage 7120, 7320, and 7420 Appliance Customer Service Manual |
Power Distribution, Fan Module and Disk Components
Standalone Controller Configurations
7320 CPU and Memory Components
7320 Power Distribution and Fan Module Components
7320 Single and Cluster Controller Configurations
7420 Standalone and Cluster Controller Configurations
7x20 CRU Maintenance Procedures
Required Tools and Information
7x20 Controller Replacement Tasks
Oracle Storage Drive Enclosure DE2-24P
Oracle Storage Drive Enclosure DE2-24C
Disk Shelf Maintenance Procedures
Electrostatic Discharge Precautions
Removing Power from the Disk Shelf
Follow the steps below to migrate your clustered controllers from five to six HBAs without loss of service. To upgrade your standalone controller, you will need to power down the appliance, disconnect the expansion storage, and follow the instructions for installing PCI cards and connecting expansion storage to your appliance model, found elsewhere in this guide.
Note: Location of HBAs in the diagrams below are not representative. Refer to the PCIe Options of your appliance model's Hardware Maintenance Overview for proper slot allocation.
fig.1 Cluster with five HBAs and chains of disk shelves.
fig.2 Power down and disconnect the first controller, then install new HBA according to the instructions on installing PCI cards.Rack and cable together the new chain of disk shelves, then power on shelves.
fig.3 Install new HBA according to the instructions on installing PCI cards, and connect the controller to the fourth and sixth chain as shown.
fig.4 Reconnect the controller as shown to the remaining chains. Power on the controller and wait for it to regain control of connected storage.
fig.5 Power down and disconnect the second controller, then install new HBA according to the instructions on installing PCI cards.
fig.6 Connect the controller to the fourth and sixth chain as shown.
fig.7 Reconnect the controller as shown to the remaining chains. Power on the controller and wait for it to regain control of connected storage.
fig.8 Cluster with six HBAs and chains of disk shelves.