ESXi 虚拟交换机网络带宽测试

CentOS 客户端 (iperf3 3.1.7) 对 CentOS 服务端 (iperf 3.1.7)

iperf3 -c 10.10.1.6
Connecting to host 10.10.1.6, port 5201
[  4] local 10.10.1.4 port 53610 connected to 10.10.1.6 port 5201
[ ID] Interval           Transfer     Bandwidth       Retr  Cwnd
[  4]   0.00-1.00   sec  2.73 GBytes  23.5 Gbits/sec    0    963 KBytes
[  4]   1.00-2.00   sec  3.88 GBytes  33.3 Gbits/sec    0   1.20 MBytes
[  4]   2.00-3.00   sec  3.71 GBytes  31.9 Gbits/sec    0   1.23 MBytes
[  4]   3.00-4.00   sec  3.84 GBytes  33.0 Gbits/sec    0   1.26 MBytes
[  4]   4.00-5.00   sec  3.85 GBytes  33.1 Gbits/sec    0   1.27 MBytes
[  4]   5.00-6.00   sec  3.76 GBytes  32.3 Gbits/sec    0   1.27 MBytes
[  4]   6.00-7.00   sec  3.68 GBytes  31.6 Gbits/sec    0   1.27 MBytes
[  4]   7.00-8.00   sec  3.72 GBytes  31.9 Gbits/sec    0   1.28 MBytes
[  4]   8.00-9.00   sec  3.76 GBytes  32.3 Gbits/sec    0   1.28 MBytes
[  4]   9.00-10.00  sec  3.83 GBytes  32.9 Gbits/sec    0   1.29 MBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bandwidth       Retr
[  4]   0.00-10.00  sec  36.8 GBytes  31.6 Gbits/sec    0             sender
[  4]   0.00-10.00  sec  36.8 GBytes  31.6 Gbits/sec                  receiver

Windows 客户端 (iperf3 3.1.3) 对 CentOS 服务端 (iperf 3.1.7)

Connecting to host 10.10.1.6, port 5201
[  4] local 10.10.1.2 port 63756 connected to 10.10.1.6 port 5201
[ ID] Interval           Transfer     Bandwidth
[  4]   0.00-1.00   sec  1.61 GBytes  13.8 Gbits/sec
[  4]   1.00-2.00   sec   899 MBytes  7.56 Gbits/sec
[  4]   2.00-3.00   sec  1.09 GBytes  9.36 Gbits/sec
[  4]   3.00-4.00   sec   901 MBytes  7.56 Gbits/sec
[  4]   4.00-5.00   sec  1.22 GBytes  10.5 Gbits/sec
[  4]   5.00-6.00   sec  1.04 GBytes  8.89 Gbits/sec
[  4]   6.00-7.00   sec   551 MBytes  4.62 Gbits/sec
[  4]   7.00-8.00   sec   806 MBytes  6.76 Gbits/sec
[  4]   8.00-9.00   sec  1.13 GBytes  9.67 Gbits/sec
[  4]   9.00-10.00  sec   776 MBytes  6.51 Gbits/sec
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bandwidth
[  4]   0.00-10.00  sec  9.92 GBytes  8.52 Gbits/sec                  sender
[  4]   0.00-10.00  sec  9.92 GBytes  8.52 Gbits/sec                  receiver

Windows 客户端 (iperf3 3.1.3) 对 Windows 服务端 (iperf 3.1.3)

Connecting to host 10.10.1.3, port 5201
[  4] local 10.10.1.2 port 55782 connected to 10.10.1.3 port 5201
[ ID] Interval           Transfer     Bandwidth
[  4]   0.00-1.00   sec   812 MBytes  6.81 Gbits/sec
[  4]   1.00-2.00   sec   804 MBytes  6.74 Gbits/sec
[  4]   2.00-3.00   sec   887 MBytes  7.44 Gbits/sec
[  4]   3.00-4.00   sec   748 MBytes  6.28 Gbits/sec
[  4]   4.00-5.00   sec   727 MBytes  6.09 Gbits/sec
[  4]   5.00-6.00   sec   746 MBytes  6.26 Gbits/sec
[  4]   6.00-7.00   sec   760 MBytes  6.37 Gbits/sec
[  4]   7.00-8.00   sec   766 MBytes  6.43 Gbits/sec
[  4]   8.00-9.00   sec   758 MBytes  6.36 Gbits/sec
[  4]   9.00-10.00  sec   753 MBytes  6.32 Gbits/sec
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bandwidth
[  4]   0.00-10.00  sec  7.58 GBytes  6.51 Gbits/sec                  sender
[  4]   0.00-10.00  sec  7.58 GBytes  6.51 Gbits/sec                  receiver

CentOS 客户端 (iperf3 3.1.7) 对 Windows 服务端 (iperf 3.1.3)

Connecting to host 10.10.1.3, port 5201
[  4] local 10.10.1.4 port 44762 connected to 10.10.1.3 port 5201
[ ID] Interval           Transfer     Bandwidth       Retr  Cwnd
[  4]   0.00-1.00   sec   771 MBytes  6.47 Gbits/sec  925    161 KBytes
[  4]   1.00-2.00   sec   954 MBytes  8.00 Gbits/sec  1542   75.6 KBytes
[  4]   2.00-3.00   sec   740 MBytes  6.20 Gbits/sec  953    141 KBytes
[  4]   3.00-4.00   sec   940 MBytes  7.89 Gbits/sec  1089   72.7 KBytes
[  4]   4.00-5.00   sec  1.01 GBytes  8.64 Gbits/sec  1703    208 KBytes
[  4]   5.00-6.00   sec  1.16 GBytes  9.99 Gbits/sec  1136    150 KBytes
[  4]   6.00-7.00   sec  1.10 GBytes  9.44 Gbits/sec  1067    208 KBytes
[  4]   7.00-8.00   sec  1.15 GBytes  9.92 Gbits/sec  930    208 KBytes
[  4]   8.00-9.00   sec  1.22 GBytes  10.5 Gbits/sec  517    106 KBytes
[  4]   9.00-10.00  sec  1.17 GBytes  10.1 Gbits/sec  669    150 KBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bandwidth       Retr
[  4]   0.00-10.00  sec  10.1 GBytes  8.71 Gbits/sec  10531             sender
[  4]   0.00-10.00  sec  10.1 GBytes  8.71 Gbits/sec                  receiver

Windows 之间的速率比 Linux 之间的网络带宽要慢 5 倍。

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