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ONTAP-170136:FAS8200およびAFF A300システムでCPUが応答しないと、複数のwatchdogコントローラが停止することがある

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問題

  • FAS8200およびAFF A300ストレージシステムでCPUが応答しなくなると、watchdogコントローラが停止する可能性があります。

例:
watchdog NMI on CPU 0、hang CPU is 0 in process idle: CPU0
Record 1108:Sat Apr 30 05:01:38 2022 [IPMI Event.CRITICAL]:NMIRecord 1109:SatApr30 05:01:38 2022 [IPMI.notice]: E800|02|EVT:6fc824ff|System_Watchdog IPMI.notice]:| Assertion Event_Assertion Event.1130:2022:1130:20220229] Watchdog | Assertion Event.011301130115011301130115:40115:202Watchdog | Assertionイベント_Watch_Watch_Watchdog | Assertion Event_Watchdog | Assertion Event.0111:2022At:40111
:0111
:01[Altern:202[Timer
405]

  • このL2 WDGはx86 CPUコアによるもので、一時的なCPU問題が原因で発生する可能性があります。

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