HP MSA2324sa HP StorageWorks 2300 Family Modular Smart Array CLI reference gui - Page 156
show redundancy-mode, Serial Number
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show redundancy-mode Description Shows the redundancy status of the system. Syntax show redundancy-mode Output Redundancy Mode The redundancy mode, also called the operation mode. • Active-Active ULP: Both controllers are active using ULP (Unified LUN Provisioning). • Single-Controller: The enclosure contains a single controller using ULP. Redundancy Status • Redundant: Both controllers are operational. • Operational but not redundant: In active-active mode, one controller is operational and the other is offline. In single-controller mode, the controller is operational. Controller ID Status • Operational: The controller is operational. • Down: The controller is installed but not operational. • Not Installed: The controller is not installed. Controller ID Serial Number • Controller module serial number • Not Available: The controller is down or not installed. Example Show the redundancy status of a dual-controller system where controller A is offline: # show redundancy-mode System Redundancy Redundancy Mode: Active-Active ULP Redundancy Status: Operational but not redundant Controller A Status: Down Controller A Serial Number: Not Available Controller B Status: Operational Controller B Serial Number: 00C0FF0A4326 Show the redundancy status of an operational dual-controller system using ULP: # show redundancy-mode System Redundancy Redundancy Mode: Active-Active ULP Redundancy Status: Redundant Controller A Status: Operational Controller A Serial Number: 00C0FF0A4318 Controller B Status: Operational Controller B Serial Number: 00C0FF0A4326 156