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在集群模式 Data ONTAP 版本中， SnapMirror 是否默认使用任何 CRC 校验和？

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适用场景

  • ONTAP 9

问题解答

  • 在ONTAP 7-模式下、SnapMirror使用了CRC校验和
  • ONTAP 9及更高版本不使用CRC校验和方法
  • ONTAP 9及更高版本中的SnapMirror可通过多项检查来验证SnapMirror目标上的数据完整性：
    • 为了防止网络损坏或位翻转、需要执行操作级别校验和验证
    • 为了防止数据损坏、每个用户数据4K块都经过校验和验证
    • 如果任一校验和不匹配、SnapMirror将使传输失败。

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