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ネットワークの問題が原因でSM-BCのレイテンシが高くなる

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環境

  • ONTAP 9
  • SnapMirror  Active Sync(SM-AS)/ SnapMirrorビジネス継続性(SM-BC)

問題

  • SnapMirror同期から高レイテンシが報告される
    • SM-AS/SM-BCはSnapMirror Sync(SM-S)に依存
    • CLIコマンドqos statistics workload latency show  に表示される 高レイテンシSM Sync
    • AIQUM / OCUM は、 Sync SnapMirror
  • EMSエラーがプライマリサイトに記録されます。

Tue Apr 04 02:38:22 +0800 [Node1-01: repl_Handle_sync_resl: callhome.syncsm.exception:error]: Call home for SNAPMIRROR SYNCHRONOUS EXCEPTION: Network Latency exceeded threshold limit.

  • CLIコマンドnetwork test-link でソースクラスタとデスティネーションクラスタの間のネットワークレイテンシが高いと表示される
 

 

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