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NetApp Knowledge Base

Shelf in critical status due to over temperature warning

Last Updated:

Applies to

  • DS460C disk shelves
  • ONTAP 9
  • FAS/AFF systems


  • Shelf over temperature warning is reported in the event logs:

[Node-A: dsa_worker1: callhome.shlf.overtemp:error]: Call home for SHELF OVER TEMPERATURE 128 C (262 F)
[Node-A: dsa_worker1: ses.status.temperatureError:error]: DS460-12 (S/N SHJXXXXXX0000XX) shelf 40 on channel 11b temperature error for Temperature sensor 16: critical status; overtemperature failure. Current temperature: 128 C (262 F). This module is on the front of the shelf 4th drawer from the top, module A sensor 1.
[Node-A: statd: monitor.shelf.warning:error]: Fault reported on disk storage shelf attached to channel 11b. Check fans, power supplies, disks, and temperature sensors.

  • Shelf status is reported as critical:

::> system node run -node Node-A -command storage show fault

Enclosure Status: critical
Channel: 11b
Shelf: 40
Shelf Type: DS460-12
Product Serial Number: SHJXXXXXX0000XX
Module Type: IOM12

Temperature Sensors:
Element Status         Status Bytes  Status Descriptions

 15: OK                01,00,31,00   
 16: CRITICAL          02,00,94,0C   OT WARNING, OT FAILURE
 17: OK                01,00,30,00   

  • The over temperature error can be seen in the environment logs as well:

Environment for channel 11b
Number of shelves monitored: 4    enabled: yes
Environmental failure on shelves on this channel? yes

Channel: 11b
Shelf: 40
SES device path: local access: 11b.40.99
Module type: IOM12; monitoring is active  
Shelf status: unrecoverable condition

Temperature Sensor installed element list: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29; with error: 16
Shelf temperatures by element:

[15] 29 C (84 F)  Normal temperature range
[16] 128 C (262 F) Overtemperature failure!
[17] 28 C (82 F)  Normal temperature range

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