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COMTAP-273170：由于主机操作系统频繁发出UNMAP请求、SnapMirror活动同步不同步或延迟较长

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ontap-9
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问题描述

由于主机操作系统发出大量UNMAP请求、SnapMirror主动同步和SnapMirror同步关系要么会退出同步(但无法修复COMTP-273170)、要么会在几秒钟内出现高延迟(>500毫秒)。取消映射请求通常由以下因素触发：

  • 删除VMDK或VHD/VHDX
  • 从虚拟机管理程序迁移存储或VM
  • 虚拟机快照删除
  • 从SM-AS受保护磁盘/LUN上的主机操作系统中删除文件

 

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