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Cooling fan error detected on shelf power supply

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fas-systems
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hw
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Applies to

All disk shelves

Issue

  • PSU warning LED is amber.
  • The system generated an AutoSupport (ASUP) alert with the error SHELF COOLING UNIT FAILED
     
    EMS
    [node-01:dsa_worker1:ses.status.fanWarning:notice]: DS224-12 (S/N xxxxxxxxxxxx) shelf 24 on channel 0b cooling fan warning for Cooling element 1: not installed. This module is on the rear of the shelf on the lower left power supply.
    [node-01:dsa_worker1:callhome.shlf.fan.warn:error]: Callhome for SHELF COOLING UNIT FAILED
    [node-01:dsa_worker1:ses.status.fanWarning:notice]: DS224-12 (S/N xxxxxxxxxxxx) shelf 24 on channel 0b cooling fan warning for Cooling element 2: not installed.
    [node-01:dsa_worker1:ses.status.temperatureWarning:alert]: DS224-12 (S/N xxxxxxxxxxxx) shelf 24 on channel 0b temperature warning for Temperature sensor 6: not installed.
    [node-01:dsa_worker1:ses.status.temperatureWarning:alert]: DS224-12 (S/N xxxxxxxxxxxx) shelf 24 on channel 0b temperature warning for Temperature sensor 7: not installed.
    Additional sysconfig output indicated:
     
    ENVIRONMENT
    Cooling Units by element:
    [1] Unavailable
    [2] Unavailable
     
    Shelf temperatures by element:
    [6] Unavailable
    [7] Unavailable
     
    Temperature thresholds by element:
    [6] High critical: Unavailable; high warning: Unavailable
    Low critical:  Unavailable; low warning:  Unavailable
    [7] High critical: Unavailable; high warning: Unavailable
    Low critical:  Unavailable; low warning:  Unavailable
  • storage shelf show -instance command shows error below.

::> storage shelf show -shelf-id 24 -instance

           Shelf Name: 4.24
             Stack ID: 4
             Shelf ID: 24
            Shelf UID: 50:0a:09:80:08:40:50:40
        Serial Number: SHJSGxxxxxxxxxx
          Module Type: IOM6
                Model: DS4246
         Shelf Vendor: NETAPP
           Disk Count: 24
      Connection Type: SAS
          Shelf State: Online
               Status: Critical

Fan "2" is running below normal RPM threshold. Fan is located in the rear of the shelf on the upper left power supply.

 

 
 

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