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Chassis power supply degraded with "PSU temperature is Warning Low"

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fas-systems
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Applies to

  • AFF
  • FAS

Issue

  • Chassis power degraded AutoSupports continue to alert and toggle between degraded/OK.

HA Group Notification (CHASSIS POWER DEGRADED: Power Supply Status Critical: PSU1.) ERROR

HA Group Notification (CHASSIS POWER SUPPLY DEGRADED: PS 1) ERROR

HA Group Notification (CHASSIS POWER SUPPLY OK: PS 1) NOTICE

HA Group Notification (CHASSIS POWER DEGRADED: Power Supply Status Critical: PSU2.) ERROR

HA Group Notification (CHASSIS POWER SUPPLY DEGRADED: PS 2) ERROR

HA Group Notification (CHASSIS POWER SUPPLY OK: PS 2) NOTICE

  • EMS errors include a temperature alert:
[?] Sat Aug 08 14:15:01 EDT [node-01: env_mgr: monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 Temperature is Warning Low (4 C)
[?] Sat Aug 08 14:15:03 EDT [node-01: power_low_monitor: monitor.chassisPower.degraded:alert]: Chassis power is degraded: Power Supply Status Critical: PSU1.
[?] Sat Aug 08 14:17:44 EDT [node-01: env_mgr: monitor.chassisPowerSupply.ok:info]: Chassis power supply 1 is OK.
[?] Sat Aug 08 14:17:53 EDT [node-01: power_low_monitor: monitor.chassisPowerSupplies.ok:info]: Chassis power supplies OK.
  • Temperatures on other chassis PSU, other nodes in cluster, and shelves are all low and close to warn low threshold.

 

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