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ネットワークの問題が原因でSM-BCを使用するとレイテンシが高くなる

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環境

  • ONTAP 9
  • SnapMirrorアクティブ同期(SM-AS)/SnapMirror ビジネス継続性(SM-BC)

問題

  • SnapMirror Syncからの高レイテンシの報告
    • SM-AS/SM-BCはSnapMirror Sync(SM-S)に依存します
    • CLIコマンドqos statistics workload latency showSM Syncからの高レイテンシーを表示します
    • AIQUM/OCUMはSync SnapMirrorからの高レイテンシーを表示します
  • EMSエラーはプライマリ 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はソースとデスティネーション クラスタの間のネットワーク レイテンシが高いことを示します
 

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