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FAS8200およびAFF A300プラットフォームでのL2ウォッチドッグリセットの処理

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環境

  • AFF A300
  • FAS8200

問題

  • ノードが予期せずリブートする
  • または予期しないシャットダウン後にノードがリブートしない
  • 影響を受けるノードのサービスプロセッサログには次の情報が表示されます。 

Record 454: Mon Feb 08 11:49:20.924775 2021 [IPMI Event.critical]: L2 watchdog timeout hard reset
Record 455: Mon Feb 08 11:49:20.984259 2021 [Trap Event.critical]: hwassist l2_watchdog_reset (29)
Record 456: Mon Feb 08 11:49:23.000822 2021 [SP.critical]: Filer Reboot

  • ノードがリブートすると、EMSログファイルに次のエラーが表示されることがあります。

[cluster-01:mgr.boot.reason_abnormal:EMERGENCY]: System rebooted due to a watchdog reset.

  • ノードをリブートできない場合、 system sensors SPからsensors unavailble(na)またはfaulted(Fault)が表示されることがあります。

Sensor Name    | Current   | Unit     | Status    | LCR     | LNC     | UNC     | UCR
-----------------+------------+------------+------------+-----------+-----------+-----------+-----------
SYSTEM:
System_FW_Status | na      | discrete   | na      | na     | na     | na     | na
System_Watchdog  | 0x0     | discrete   |       | na     | na     | na     | na
Wrench_Port_Up   | na      | discrete   | na      | na     | na     | na     | na
CONTROLLER_A:
PCM_Status     | 0x0     | discrete   | Fault    | na     | na     | na     | na
Attn_Sensor1    | 0x0     | discrete   | Asserted   | na     | na     | na     | na
CPU-1_DTS_Temp   | na      | degrees C  | na      | na     | na     | -10.000   | 0.000
CPU-2_DTS_Temp   | na      | degrees C  | na      | na     | na     | -10.000   | 0.000
CPU0_PVCCP     | na      | Volts    | na      | 1.580    | 1.670    | 1.920    | 2.010
CPU1_PVCCP     | na      | Volts    | na      | 1.580    | 1.670    | 1.920    | 2.010

 

 

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