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BMCが予期せずリブートし、リブート後にfwがバックアップに変更される

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環境

  • ONTAP 9
  • FAS8300
  • BMC FW 13.6P1

問題

  • BMCが予期せず再起動するのは、HW watchdog timeoutエラーによるためです:

BMC> bmc log debug

IPMI_Main.c main start 13.50 7.26
IPMI_Main.c main after sync time 16.51 9.41 Thu Jul 24 09:44:07 GMT 2025
BMC init unknown:Thu Jul 24 09:44:19 GMT 2025
GPIO boot     : Primary
Physical slot   : #0
Primary env    : active:#0 inactive:#
Last boot error : HW watchdog timeout happened last time!

  • BMCのリブート後、以下のイベントに従い、BMC fwがバックアップバージョン13.7P1に変更されました。

BMC> system log sel
48d | 07/24/2025 | 09:44:07 | Version Change | Invalid or unsupported firmware or software version | Asserted

  • BMCのリブート中、システムがノイズを発生する場合があります。

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