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Chassis temperature is too warm: Bezel Temp2 is critically high (127C) on FAS70

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ontap-9
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hw
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Applies to

  • FAS70
  • ONTAP 9

Issue

  • EMS reports Chassis over temperature:

 [?]  Thu Jul 03 02:47:14 +0100 [Node-01: env_mgr: sp.reboot.sensor.unreadable:notice]: Rebooting BMC because one or more sensors are unreadable.
 [?]  Thu Jul 03 02:48:00 +0100 [Node-01: monitor: monitor.globalStatus.critical:EMERGENCY]: Chassis temperature is too high..
 [?]  Thu Jul 03 02:51:15 +0100 [Node-01: env_mgr: monitor.temp.unreadable:error]: The controller temperature (Bezel Temp 1) is not readable.
 [?]  Thu Jul 03 02:51:16 +0100 [Node-01: env_mgr: monitor.temp.unreadable:error]: The controller temperature (Bezel Temp 2) is not readable.
 [?]  Thu Jul 03 08:20:09 +0100 [Node-01: env_mgr: monitor.shutdown.chassisOverTemp:EMERGENCY]: Chassis temperature is too hot: Ambient temperature out of range. System will be shutdown in 2 minutes
 [?]  Thu Jul 03 08:20:09 +0100 [Node-01: env_mgr: monitor.chassisTemperature.warm:alert]: Chassis temperature is too warm: Bezel Temp 2 is critical high (127 C).
 [?]  Thu Jul 03 08:20:29 +0100 [Node-01: env_mgr: monitor.chassisTemperature.ok:notice]: Chassis temperature is ok.
 [?]  Thu Jul 03 08:20:30 +0100 [Node-01: env_mgr: monitor.shutdown.cancel:notice]: Automatic shutdown sequence canceled.
 [?]  Thu Jul 03 08:21:00 +0100 [Node-01: monitor: monitor.globalStatus.ok:notice]: The system's global status is normal.
 [?]  Thu Jul 03 08:21:19 +0100 [Node-01: env_mgr: callhome.chassis.hitemp:error]: Call home for CHASSIS OVER TEMPERATURE
 [?]  Thu Jul 03 08:21:19 +0100 [Node-01: env_mgr: callhome.chassis.overtemp:EMERGENCY]: Call home for CHASSIS OVER TEMPERATURE SHUTDOWN

  • SP-latest-IPMI

hsamcmd --fault-show-all
===============================
tag  origin  fld                                     fault reason                                    count  time
---- ------- ----                                    -------------                                   ------ -----
1    bmc     /chassis-1/controller-a                 Bezel_Temp_2: Temperature Sensor 34 UNC         1      Thu Jul  3 05:30:17 2025
2    bmc     /chassis-1/controller-a                 Bezel_Temp_2: Temperature Sensor 34 UCR         1      Thu Jul  3 05:30:17 2025

Fault Lights On:
             /chassis-1                                                                              2
             /chassis-1/controller-a


Bezel Temp 1             failed            -- C         0 C         3 C        42 C        47 C
Bezel Temp 2             crithigh         127 C         0 C         3 C        42 C        47 C

  • Logo Light on Bezel not lit even after reseating

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