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ifstatで検出されたチェックサム不良の数がEMSログのアラートと一致しない

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Category:
ontap-9
Specialty:
nas<a>2009948480</a>
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環境

  • ONTAP
  • TCP

問題

  • netif.tcp.conn.bad.checksum ONTAPアップグレード9.12.1以降のEMSイベントログのレポート

netif.tcp.conn.bad.checksum:error]: TCP packet with bad checksum detected on port a1a. The packet arrived on connection with source address 10.1.1.2 and destination_address 10.1.1.1

  • ifstatでもチェックサムが正しくありませんが、はるかに大きなサイズで表示されます。
  • ifstatの出力をEMSアラートに1対1でマッピングしないでください。

Bad UDP cksum:     0  | Bad UDP6 cksum:    0  | Bad TCP cksum:   18104

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