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Chassis power is degraded: P1.2V Standby is critical

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fas-systems
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HW
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Applies to

  • FAS2720
  • FAS2750
  • Baseboard Management Controller

Issue

  • Hourly EMS alert:

Example:

Time Node Severity Event
------------------- ---------------- ------------- ---------------------------
5/20/2021 23:14:59 node-01 ALERT monitor.chassisPower.degraded: Chassis power is degraded: P1.2V Standby is critical low (0 mV).
5/20/2021 22:14:58 node-01 ALERT monitor.chassisPower.degraded: Chassis power is degraded: P1.2V Standby is critical low (0 mV).
5/20/2021 21:14:58 node-01 ALERT monitor.chassisPower.degraded: Chassis power is degraded: P1.2V Standby is critical low (0 mV).
5/20/2021 20:14:57 node-01 ALERT monitor.chassisPower.degraded: Chassis power is degraded: P1.2V Standby is critical low (0 mV).
5/20/2021 19:14:56 node-01 ALERT monitor.chassisPower.degraded: Chassis power is degraded: P1.2V Standby is critical low (0 mV).
5/20/2021 18:14:55 node-01 ALERT monitor.chassisPower.degraded: Chassis power is degraded: P1.2V Standby is critical low (0 mV).
5/20/2021 17:14:54 node-01 ALERT monitor.chassisPower.degraded: Chassis power is degraded: P1.2V Standby is critical low (0 mV).
5/20/2021 16:14:53 node-01 ALERT monitor.chassisPower.degraded: Chassis power is degraded: P1.2V Standby is critical low (0 mV).
  • Platform sensors output:

Example:

Node Sensor                 State Value/Units Crit-Low Warn-Low Warn-Hi Crit-Hi
---- --------------------- ------ ----------- -------- -------- ------- -------
node-01
     PVCCIN CPU            normal
                                     1785 mV      1249     1501    1900    2005
     P5V STBY              normal
                                     4966 mV      4264     4368    5694    5824
     P5V                   normal
                                     5070 mV      4264     4368    5694    5824
     PVDDQ DDR4 AB         normal
                                     1221 mV      1086     1100    1299    1320
     P1.2V Standby         
                         crit-low
                                        0 mV      1086     1100    1299    1398
  • The issue remains after BMC reboot.

 

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