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重複したIPアドレスが原因でStorageGRIDノードがダウン

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環境

NetApp StorageGRID

問題

  • StorageGRID Manager内で単一ノードが断続的にレポートunknown stateを行う
  • StorageGRID Notification (NODE_DOWN-MAJOR) ERRORASUPsが毎日生成される
  • PingノードIPアドレスへの接続はunknown state中でも可能だが、sshはできない
  • nodetool status他のノードで実行すると、影響を受けるノードで頻繁にDNステータスが表示される
  • storagegrid-status影響を受けるノードでサービスが稼働していると報告される

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