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クラスタスイッチのアップグレード中にCLAMパニックが発生します

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環境

  • ONTAP 9
  • Data ONTAP 8
  • すべてのクラスタインターコネクトスイッチ

問題

クラスタスイッチのアップグレード中に、クラスタの2つのノードのいずれかが次のパニック文字列でパニック状態になります。
 
PANIC: Received PANIC packet from partner, receiving message is (Coredump and takeover initiated because Connectivity, Liveliness and Availability Monitor (CLAM) has determined this node is out of quorum.) in SK process mlx4_intr_handler on release 9.1P5 (C) on Wed Jul 15 11:07:26 MDT 2020
version: 9.1P5: Sat Jun 10 15:08:23 PDT 2017

 

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