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High latency after enabling FPolicy due to Fpolicy Server in Remote Site

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Category:
ontap-9
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NAS
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Applies to

  • ONTAP 9
  • FPolicy

Issue

  • FPolicy is configured correctly
  • High latency after enabling FPolicy

  • Packet trace taken on the storage side shows that response from the FPolicy server arrive very slow

    • There are no packet drops

    • Low "bytes in flight" in TCP "SEQ/ACK" analysis

Transmission Control Protocol, Src Port: 445, Dst Port: 49947, Seq: 2259265300, Ack: 2437704442, Len: 1
    Source Port: 445
    Destination Port: 49958
    [Stream index: 10]
...
    Urgent pointer: 0
    [SEQ/ACK analysis]
        [iRTT: 0.000295000 seconds]
        [Bytes in flight: 1]
        [Bytes sent since last PSH flag: 69]

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