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AFF-A250 one node report CHASSIS POWER DEGRADED on partner PSU

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Applies to

  • AFF-A250
  • FAS500f

Issue

  • AFF-A250 one node reports CHASSIS POWER SUPPLY DEGRADED alerts on partner PSU. For example, controller B reports PSU1 degrade, or controller A reports PSU2 degrade.
  • PSU sensors unreadable in the node with the issue, but not by the partner. Example:

[?] Mon Aug 22 20:08:07 +0800 [Node-02: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 Inlet is Unreadable
[?] Mon Aug 22 20:08:07 +0800 [Node-02: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 Hot is Unreadable
[?] Mon Aug 22 20:08:07 +0800 [Node-02: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 FB Hot is Unreadable
[?] Mon Aug 22 20:08:07 +0800 [Node-02: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 Fan is Unreadable
[?] Mon Aug 22 20:08:07 +0800 [Node-02: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 In Fault is Unreadable
[?] Mon Aug 22 20:08:07 +0800 [Node-02: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 Warning is Unreadable
[?] Mon Aug 22 20:08:07 +0800 [Node-02: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 Out Fault is Unreadable
[?] Mon Aug 22 20:08:09 +0800 [Node-02: power_low_monitor: monitor.chassisPower.degraded:alert]: Chassis power is degraded: Power Supply Status Critical: PSU1.
[?] Mon Aug 22 20:08:09 +0800 [Node-02: power_low_monitor: callhome.chassis.power:error]: Call home for CHASSIS POWER DEGRADED: Power Supply Status Critical: PSU1.

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