使用公共iPerf3服务器测试网络性能异常问题求助

背景 #

为测试应用程序对网络的影响，计划通过公共iPerf3服务器运行网络测试，对比基线状态与应用运行时的网络差异。但连接最近的公共iPerf3服务器时，测试结果异常，频繁出现0字节传输和0比特率。Windows 10主机及桥接适配器的Ubuntu虚拟机测试结果一致，而测速显示网络速率为93 Mbps。

Windows 10主机iPerf3测试结果 #

[  5] local 192.168.0.148 port 54745 connected to 45.145.167.70 port 10420
[ ID] Interval           Transfer     Bitrate
[  5]   0.00-1.01   sec   384 KBytes  3.11 Mbits/sec
[  5]   1.01-2.00   sec  0.00 Bytes  0.00 bits/sec
[  5]   2.00-3.01   sec  0.00 Bytes  0.00 bits/sec
[  5]   3.01-4.00   sec   128 KBytes  1.06 Mbits/sec
[  5]   4.00-5.00   sec  0.00 Bytes  0.00 bits/sec
[  5]   5.00-6.01   sec   128 KBytes  1.04 Mbits/sec
[  5]   6.01-7.00   sec  0.00 Bytes  0.00 bits/sec
[  5]   7.00-8.01   sec  0.00 Bytes  0.00 bits/sec

Ubuntu虚拟机iPerf3测试结果 #

[  5] local 10.0.2.15 port 44912 connected to 45.145.167.70 port 10420
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec   896 KBytes  7.33 Mbits/sec    0   65.6 KBytes       
[  5]   1.00-2.00   sec  0.00 Bytes  0.00 bits/sec    0   62.7 KBytes       
[  5]   2.00-3.00   sec  0.00 Bytes  0.00 bits/sec    0   62.7 KBytes       
[  5]   3.00-4.00   sec   384 KBytes  3.14 Mbits/sec    0   62.7 KBytes       
[  5]   4.00-5.00   sec  0.00 Bytes  0.00 bits/sec    0   64.2 KBytes       
[  5]   5.00-6.00   sec  0.00 Bytes  0.00 bits/sec    0   64.2 KBytes       
[  5]   6.00-7.00   sec   384 KBytes  3.15 Mbits/sec    0   65.6 KBytes       
[  5]   7.00-8.00   sec   256 KBytes  2.10 Mbits/sec    0   72.7 KBytes       
[  5]   8.00-9.00   sec  0.00 Bytes  0.00 bits/sec    0   72.7 KBytes       
[  5]   9.00-10.00  sec   256 KBytes  2.10 Mbits/sec    0   75.6 KBytes 

无线网络接口信息 #

使用TP-Link Archer AX1800路由器的5GHz无线网络，接口信息如下：

There is 1 interface on the system:

    Name                   : Wi-Fi 2
    Description            : Broadcom 802.11ac Network Adapter #2
    GUID                   : 0624521b-a396-4a48-a63a-a10d2f981f1f
    Physical address       : 04:d9:f5:7a:a7:22
    State                  : connected
    SSID                   : TP-Link_A231_5G
    BSSID                  : 60:83:e7:46:a2:30
    Network type           : Infrastructure
    Radio type             : 802.11ac
    Authentication         : WPA2-Personal
    Cipher                 : CCMP
    Connection mode        : Profile
    Channel                : 0
    Receive rate (Mbps)    : 866.5
    Transmit rate (Mbps)   : 866.5
    Signal                 : 100%
    Profile                : TP-Link_A231_5G

    Hosted network status  : Not available

内容的提问来源于stack exchange，提问作者Bassusour