NVRAMハードウェア劣化アラート

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環境

ONTAP 9
FAS9000

問題

EMSで数か月間NVRAMの劣化アラートが発生

[cluster_01: env_mgr: nvram.hw.degraded:error]: NVRAM hardware is degraded: P12V SFM61 NBT is critical low (0 mV)..

[cluster_01: env_mgr: nvram.hw.degraded:error]: NVRAM hardware is degraded: P12V SFM61 NBT is critical low (0 mV).

NVRAM電圧センサーが極端に低下している

system sensors
===============================
tag origin fld fault reason count time

---- ------- ----                   -------------                   ------ -----

1 0x5 /chassis-1/pcie-6 ipmi P12V_SFM61_NBT lower non-critical 1 Thu Jan 1 00:03:55 1970
2 0x5 /chassis-1/pcie-6 ipmi P12V_SFM61_NBT lower critical 1 Thu Jan 1 00:03:55 1970

P12V_SFM61_NBT | 0.000 | Volts | cr | 10.560 | 10.800 | 12.840 | 13.440