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シェルフに「OT warning」、「overtemperature warning」、または「callhome.chassis.hitemp" alerts are seen on shelf.

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環境

  • FAS2620
  • FAS2720

問題

  • シャーシの過熱エラーは、イベントログに1時間ごとに報告されます。

[Node1: env_mgr: monitor.chassisTemperature.warm:alert]: Chassis temperature is too warm: Ambient Temp is critical high (120 C).
[Node1: statd: monitor.shelf.fault:alert]: Critical fault reported on disk storage shelf attached to channel 0b. Check fans, power supplies, disks, and temperature sensors.

[Node1: env_mgr: monitor.chassisTemperature.warm:alert]: Chassis temperature is too warm: Midplane 4 Temp is warning high (47 C).
[Node1: env_mgr: monitor.chassisTemperature.warm:alert]: Chassis temperature is too warm: Midplane 3 Temp is warning high (47 C).
[Node1: monitor: monitor.globalStatus.critical:EMERGENCY]: Chassis temperature is too high.. 
[Node1: env_mgr: callhome.chassis.hitemp:error]: Call home for CHASSIS OVER TEMPERATURE

  • 一部のセンサーはシェルフの温度超過を報告しています。

::> system node run -node <node> -command storage show fault

Enclosure Status: non-critical
Channel: 0b
Shelf: 0
Shelf Type: DS224-12
Product Serial Number: SHFFG1914000066
Module Type: IOM12E

Temperature Sensors:
Element Status      Status Bytes  Status Descriptions
  1: OK         01,00,33,00   
  2: OK         01,00,39,00   
  3: OK         01,00,39,00   
 4: NONCRITICAL     03,00,44,04   OT WARNING
 5: NONCRITICAL     03,00,44,04   OT WARNING
  6: OK         01,00,3F,00  
 

  • 過熱警告は、環境ログにも記録されます。

::> system node run -node <node> -command environment status

Temperature Sensor installed element list: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15; with error: 4, 5
   Shelf temperatures by element:
    [1] 31 C (87 F) (ambient)  Normal temperature range
    [2] 37 C (98 F)  Normal temperature range
    [3] 37 C (98 F)  Normal temperature range
    [4] 48 C (118 F) Overtemperature warning!
    [5] 48 C (118 F) Overtemperature warning!
    [6] 43 C (109 F)  Normal temperature range

  • SPセンサーログから:

Sensor Name        State      Current   Critical    Warning    Warning   Critical
                     Reading     Low      Low      High     High
-------------------------------------------------------------------------------------------------
Temp Low Shutdown               UP
Temp High Shutdown              UP
SNMP Bad Fan Count              OK
Chassis is Under Temp             NO
Chassis is Over Temp           YES

Midplane 4 Temp      warnhigh      47 C      0 C      5 C     47 C     52 C    
Midplane 3 Temp      warnhigh      47 C      0 C      5 C     47 C     52 C    
Midplane 2 Temp      normal       36 C      0 C      5 C     47 C     52 C    
Midplane 1 Temp      normal       36 C      0 C      5 C     47 C     52 C    

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