AFF C800 Environmental Reason Shutdown (Battery voltage critical) on BMC 10.9 or later
Applies to
- ONTAP 9
- AFF C800
- BMC firmware version 10.9 or later
Issue
-
Battery learn cycle triggered, and node shuts down during timeframe:
LrnCycleStartDate : 23-10-10-02:00
LrnCycleStartFCC : 0x0728
LrnCycleEndFCC : 0x0000
LrnCycleEndDate : 23-10-10-20:30
-
Heartbead stopped via SP-Latest-System-Event-Log:
Record 1480: Tue Oct 10 10:29:43.037679 2023 [BMC.critical]: Heartbeat stopped -
BMC/SP Event Log shows active learning cycle:
Record 601: Thu Oct 05 20:56:32.211391 2023 [IPMI.notice]: 089d | 02 | EVT: 81520402 | Bat_Dstg_Cycles | Deassertion Event, "Lower Critical going low " | Reading: 4.000 | Threshold: 2.000
Record 603: Thu Oct 05 21:13:43.139462 2023 [IPMI.notice]: 089e | 02 | EVT: 81500705 | Bat_Dstg_Cycles | Deassertion Event, "Lower Non-critical going low " | Reading: 7.000 | Threshold: 5.000 -
Reboot after shutdown/giveback:
Oct 10 13:51:15[node-01:nvmem.battery.voltageLow:EMERGENCY]: The NVMEM battery voltage iscritically low (5400 mV). To prevent data loss, the system will shut down in 5minutes.
Oct 10 13:52:15[node-01:callhome.battery.failure:EMERGENCY]: Call home for BATTERY (voltagelow) CRITICAL.
Oct 10 13:55:15[node-01:nvmem.battery.discFET.off:EMERGENCY]: The NVMEM battery dischargeFET is off. To prevent data loss, the system will shut down in 5 minutes.
Oct 10 13:56:16[node-01:callhome.battery.failure:EMERGENCY]: Call home for BATTERY(discharge FET off) CRITICAL.
Oct 10 13:56:16[node-01:monitor.shutdown.emergency:EMERGENCY]: Emergency shutdown:Environmental Reason Shutdown (Battery voltage critical)
- System is on fixed BMC version for bug 1357066