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NFS：服务器xxx.xxx.xxx无响应、仍在尝试

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ontap-9
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nas
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适用场景

  • ONTAP 9
  • NFSv3

问题描述

  • 多个NFS客户端已在 每天午夜发送消息nfs: server Data_LIF_IP not responding, still trying 。
  • 从PerfArchive日志中、我们只能看到NFS I/O突然停止、并且没有出现高延迟行为的迹象。
  • 从数据包跟踪日志中：
  1. 在发送这些客户端消息期间、存储系统无法再接收任何NFS请求
  2. 客户端向存储系统重复发送TCP重新传输数据包

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