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無停止アップグレード時にSQL監視プロトコルがフェイルオーバーしなかった(ONTAP NDU)

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cifs<a>9145772.</a>
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環境

  • ONTAP 9
  • SQL

問題

  • NDU ONTAP のアップグレードの一環としてSMB共有で接続が切断されました。

 

  • EMSログに記録される内容:
Fri Apr 22 01:29:07 +0200 [node-01: kernel: Nblade.cifsWitnessFONotify:info]: The Witness service received a failure notification for the partner node. Notification of 0 CIFS clients to move their Continuously Available connections to this node took 0 milliseconds to complete.
Fri Apr 22 01:52:08 +0200 [node-02: kernel: Nblade.cifsWitnessFONotify:info]: The Witness service received a failure notification for the partner node. Notification of 0 CIFS clients to move their Continuously Available connections to this node took 0 milliseconds to complete
 
  • BSD-netstat -ANCEWSTログで は、SVMデータLIF 192.168.10.11が、同じノードのポート445(SMBポート)とポート40001(監視)に関連付けられています。
 
tcp4 0 0 0 0 0 192.168.10.11.40001 192.168.117.101. 59030 ESTABLISHED 17 0x00081004 0 0 115525401 25 142 0 2948 65792 2101760 15154 1073725440 1460 cubic on
 
tcp4 0 0 6220268 563626 0 192.168.10.11.445 192.168.117.101. 59027 ESTABLISHED 17 0x00081004 2 0 3644343808 0 140 34031G 15681G 3735716 16776704 503636 443356 1460 cubic on

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