NVRAM battery reports discharge FET is off
Applies to
- AFF-A700
- ONTAP 9
- SP firmware 4.3
Issue
- NVRAM battery reports EMERGENCY error
discharge FET is off.
- After 2 minutes, error recovers automatically
discharge FET is on.
- EMS log:
[?] Sun Jun 20 22:22:24 JST [hostname: env_mgr: nvram.battery.dischargeFET.off:EMERGENCY]: The NVRAM battery discharge FET is off. To prevent data loss, the system will shut down in 5 minutes.
[?] Sun Jun 20 22:23:15 JST [hostname: env_mgr: nvram.battery.dischargeFET.normal:info]: The NVRAM battery discharge FET is on.
[?] Sun Jun 20 22:23:24 JST [hostname: env_mgr: callhome.battery.failure:EMERGENCY]: Call home for BATTERY (discharge FET off) CRITICAL.
-
Learn
Cycle
event raises in SP event log:
Record 2220: Sun Jun 20 11:32:20.220546 2021 [IPMI.notice]: 5004 | 02 | EVT: 6f08ffff | Bat_Status | Assertion Event, "Learn Cycle"
Record 2221: Sun Jun 20 13:22:21.808535 2021 [IPMI.notice]: 5104 | 02 | EVT: 6f05ffff | Bat_Status | Assertion Event, "Discharge FET"
Record 2222: Sun Jun 20 13:22:24.208301 2021 [IPMI.notice]: 5204 | 02 | EVT: 0301ffff | Attn_Sensor1 | Assertion Event, "State Asserted"