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单个 LUN 在 ONTAP 9 中有延迟

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适用于

  • ONTAP 9
  • 任何 SAN (iSCSI 或 FCP) 网络
  • 所有客户端操作系统

问题

  • 尽管没有看到主机、网络或存储瓶颈，但 IOP 未达到预期的最大值
  • 主机和 ONTAP 的延迟小于 1 毫秒
  • 应用程序级别显示存储上的 I/O 等待时间过长
  • 客户端只有一个 LUN 被读取或写入

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