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何时不应考虑启用数据压缩和 / 或重复数据删除?

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ontap-9
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适用场景

ONTAP 9

问题解答

以下是不在卷上使用重复数据删除的一些示例:

  • 节省的空间小于重复数据删除元数据的数量,
  • 数据正在快速被覆盖。

以下是不 对卷使用数据压缩的一些示例:

  • 对文件进行大量小型覆盖(通常在覆盖小于 32 KB 时),
  • 大多数文件不超过 8 KB ,
  • 节省的空间小于重复数据删除元数据的数量,
  • 高度延迟敏感的应用程序(通过测试验证性能,以确定是否可接受)。

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