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Cisco Bug: CSCvh98496 - Fan failure errors seen after upgrade to 8.3.133.10 release

Last Modified

Dec 02, 2019

Products (1)

  • Cisco 5500 Series Wireless Controllers

Known Affected Releases

8.3(143.0) 8.8(50.19)

Description (partial)

Symptom:
After upgrading a 5520 to 8.3.130.10 the following errors we observed:

Log System Time              Trap
--- ------------------------ -------------------------------------------------
  0 Wed Feb 14 08:11:02 2018 Fan Status: Fan 5 OK                            
  1 Wed Feb 14 08:11:02 2018 Fan Status: Fan 4 OK                            
  2 Wed Feb 14 08:01:02 2018 Fan Status: Fan 5 failure. (fan flag = 0x18)    
  3 Wed Feb 14 08:01:02 2018 Fan Status: Fan 4 failure. (fan flag = 0x18)    

  4 Wed Feb 14 04:21:00 2018 Fan Status: Fan 6 OK                            
  5 Wed Feb 14 04:21:00 2018 Fan Status: Fan 5 OK                            
  6 Wed Feb 14 04:21:00 2018 Fan Status: Fan 4 OK                            


Log System Time              Trap
--- ------------------------ -------------------------------------------------
  7 Wed Feb 14 04:21:00 2018 Fan Status: Fan 3 OK                            
  8 Wed Feb 14 04:21:00 2018 Fan Status: Fan 2 OK                            
  9 Wed Feb 14 04:21:00 2018 Fan Status: Fan 1 OK                            
 10 Wed Feb 14 04:01:00 2018 Fan Status: Fan 6 failure. (fan flag = 0x3f)    
 11 Wed Feb 14 04:01:00 2018 Fan Status: Fan 5 failure. (fan flag = 0x3f)    
 12 Wed Feb 14 04:01:00 2018 Fan Status: Fan 4 failure. (fan flag = 0x3f)    
 13 Wed Feb 14 04:01:00 2018 Fan Status: Fan 3 failure. (fan flag = 0x3f)    
 14 Wed Feb 14 04:01:00 2018 Fan Status: Fan 2 failure. (fan flag = 0x3f)    

Log System Time              Trap
--- ------------------------ -------------------------------------------------
 15 Wed Feb 14 04:01:00 2018 Fan Status: Fan 1 failure. (fan flag = 0x3f) 

'show loggin' shows logs similar to:

*OctTempMonitor: Jan 22 22:34:39.081: %LOG-3-Q_IND: env_monitor.c:170 Fan failure. (fan flag = 0x3f)[...It occurred 5 times.!]
  *envMonitorStatus: Jan 22 22:25:52.934: %ENVMON-3-FANFAIL: env_monitor.c:170 Fan failure. (fan flag = 0x3f)

Conditions:
5520 upgraded to 8.3.133.10

Related Community Discussions

85MR3 Interim Build Availability
We are pleased to announce the fourth 85MR3 Interim (8.5.124.64) for production deployment.   Access Request :  http://cs.co/85MR3Interim (Within 24 hours automatic access to software download will be given)   Software Image Download : http://cs.co/85MR3imagerepository [NOTE: Please make sure to use Aspera Client to download files, if downloading for the first time from shares.cisco.com you will be prompted to install Aspera Client on top of Website]   Feedback Form :http://cs.co/85MR3Feedback   ...
Latest activity: May 27, 2018
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