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SHELF COOLING UNIT FAILED

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Category:
disk-shelves
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HW
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Applies to

  • AFF systems
  • FAS systems
  • Storage shelves

Issue

Examples of Fan reporting Critical

  • DS460C

[ses.status.fanError:EMERGENCY]: DS460-12 (S/N ****) shelf 1 on channel 0a cooling fan error for Cooling element 3: critical status; fan is off. This module is on the rear of the shelf to the left.

[callhome.shlf.fan:EMERGENCY]: Call home for SHELF COOLING UNIT FAILED
 
[statd: monitor.shelf.fault:alert]: Critical fault reported on disk storage shelf attached to channel 0a. Check fans, power supplies, disks, and temperature sensors.
[statd: callhome.shlf.fault:error]: Call home for SHELF_FAULT

NS224:BR

[ses.status.fanError:EMERGENCY]: NS224NSM100 (S/N SHFNxxxxxx) shelf 0 on channel 0x cooling fan error for Cooling element 15: critical status; fan is off. This element is on the unknown location.

[callhome.shlf.fan:EMERGENCY]: Call home for SHELF COOLING UNIT FAILED

  •   DS2246 

[ses.status.temperatureInfo:info]: DS2246 (S/N ****) shelf 12 on channel 0a temperature information for Temperature sensor 4: normal status.

[monitor.shelf.fault:alert]: Critical fault reported on disk storage shelf attached to channel 0a. Check fans, power supplies, disks, and temperature sensors.

  • DS224

[ses.status.fanError:EMERGENCY]: DS224-12 (S/N ****) shelf 0 on channel 0b cooling fan error for Cooling element 1: critical status; fan is off. This module is on the rear of the shelf on the lower left power supply.
[callhome.shlf.fan:EMERGENCY]: Call home for SHELF COOLING UNIT FAILED
 

 

  • STORAGE-FAULT shows FAN status CRITICAL:
Fans:
Element Status         Status Bytes  Status Descriptions
1: OK                01,05,16,A7
2: OK                01,04,50,A5
3: CRITICAL          02,01,BC,A1
4: OK                01,04,68,A5
5: OK                01,05,0D,A6
6: OK                01,04,47,A5
7: OK                01,04,74,A5
8: OK                01,04,5C,A5
  • ENVIRONMENT shows RPM is abnromal:
Cooling Unit installed element list: 1, 2, 3, 4, 5, 6, 7, 8; with error: 3
Cooling Units by element:
[1] 12840 RPM
[2] 11160 RPM
[3] 0 RPM
[4] 11130 RPM
[5] 12990 RPM
[6] 10950 RPM
[7] 11340 RPM
[8] 11160 RPM
  • FAN re-seat does not solve the situation

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