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IO 到 SnapMirror 同步源卷的延迟影响是什么？

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snapmirror
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适用场景

  • ONTAP 9.7 及以上
  • SnapMirror同步 

问题解答

  • SnapMirror同步可在2种模式下运行：
    • 在SnapMirror同步同步模式下、卷I/O将首先提交到远程卷、并可在将I/O提交到源卷之前延迟多达10毫秒、而同步SnapMirror将退出同步
    • SnapMirror同步StrictSync模式如果远程卷未在10毫秒超时内确认I/O、则I/O将失败

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