アクティブな学習サイクル中のNVMEMバッテリアラート

環境

• FAS2620
• FAS2750
• ONTAP 9

問題

• EMSログからNode01のNVRAMバッテリ残量が低下している可能性があります。

[node01: statd: monitor.nvramLowBattery:EMERGENCY]: NVRAM battery is dangerously low.
[node01: statd: monitor.nvramLowBattery.notice:notice]: If the NVRAM battery is dangerously low, the system shuts down automatically every 24 hours to encourage you to replace it. If you reboot the system it will run for another 24 hours before shutting down.
[node01: statd: callhome.battery.low:alert]: Call home for BATTERY_LOW.
[node01: statd: monitor.shutdown.nvramLowBattery.pending:alert]: NVRAM battery is dangerously low. Halting system in 24 hours. Replace the battery immediately!

• 2時間後、SNMPトラップ「dhmNoticeDegradedIO」がお客様の監視サーバに送信されます。

Unsupported Alert,2022/11/02 03:00:12,xxxxxxxx,node01(primary external storage)_tenant 00006100,[failure][node01]dhmNoticeDegradedIO,NNMI_INCIDENT,Run

• その時点で、SPログからNVRAMバッテリラーニングサイクルを実行中である。

SP events all

[IPMI.notice]: 7e02 | 02 | EVT: 0301ffff | Bat_Lrn_Active | Assertion Event, "State Asserted"
[IPMI.notice]: 7f02 | 02 | EVT: 01500005 | Bat_Dstg_Cycles | Assertion Event, "Lower Non-critical going low "
[IPMI.notice]: 8002 | 02 | EVT: 01520002 | Bat_Dstg_Cycles | Assertion Event, "Lower Critical going low "
[IPMI.notice]: 8102 | 02 | EVT: 81520402 | Bat_Dstg_Cycles | Deassertion Event, "Lower Critical going low "
[IPMI.notice]: 8202 | 02 | EVT: 81500d05 | Bat_Dstg_Cycles | Deassertion Event, "Lower Non-critical going low "
[IPMI.notice]: 8302 | 02 | EVT: 0301ffff | Attn_Sensor1 | Assertion Event, "State Asserted"
[IPMI.notice]: 8402 | 02 | EVT: 0300ffff | Attn_Sensor1 | Assertion Event, "State Deasserted"
[IPMI.notice]: 8502 | 02 | EVT: 0300ffff | Bat_Lrn_Active | Assertion Event, "State Deasserted"

SP LATEST IPMI

LrnCycleStartDate : 22-11-01-12:00
LrnCycleStartFCC  : 0x052f
LrnCycleEndFCC   : 0x0347
LrnCycleEndDate   : 22-11-01-18:30