"Multiple fans failed" on HA system causes environmental shutdown
Applies to
- AFF A220, AFF C190, FAS2750, FAS2720: BMC 11.4 and older.
- AFF A300, AFF A200, FAS8200, FAS2650, FAS2620: SP 5.7 and older.
Issue
- High-availability (HA) system triggers environmental shutdown resulting storage disruption.
[Node_name:monitor.shutdown.emergency:EMERGENCY]: : Environmental Reason Shutdown (Multiple fans failed)
[Node_nam:monitor.shutdown.chassisOverTemp:EMERGENCY]: Chassis temperature is too hot: System will be shutdown in 2 minutes
[Node_nam:monitor.shutdown.emergency:EMERGENCY]: Emergency shutdown: Ambient temperature is not readable.
[Node_nam:monitor.shutdown.chassisOverTemp:EMERGENCY]: Chassis temperature is too hot: System will be shutdown in 2 minutes
- Checking the system sensors shows no actual fan failures:
NMP Bad Fan Count OK
Any Temp Crit High? NO
Chassis is Under Temp NO
Chassis is Over Temp NO
PSU1 Fan 1 normal 2970 RPM -- -- -- --
PSU1 Fan 2 normal 3070 RPM -- -- -- --
PSU2 Fan 1 normal 3070 RPM -- -- -- --
PSU2 Fan 2 normal 2970 RPM -- -- -- --
Fan Count normal 4 -- -- -- --