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当许多客户端尝试访问同一文件时、创建或打开延迟较高

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Category:
ontap-9
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perf
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适用场景

ONTAP 9

问题描述

  • 用户可能会遇到高延迟，
  • 延迟会出现在qos statistics volume latency show在Data柱子
  • 从错误CONVA-78130的修复版本开始，EMS/事件日志中可能会显示此消息：
Nblade.delayedOplockBreakAck: SMB Clients are showing delays in responding to oplock recalls, potentially due to network latency, heavy processing load, or other factors impacting responsiveness. ONTAP will suspend when locks are assigned to the same file from different clients, which may result in high wait time for CREATE/OPEN calls.

 

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