首先，搞个USB4/雷电3的线，直接连上两台mac的typeC。
然后thunderbolt Bridge就会自动连上：
image.png
对比测速：
两台mac上都安装：
brew install iperf3
其中一台开启服务：
iperf3 -s
测速对比：
100M的wifi连接
iperf3 -c 192.168.0.100
Connecting to host 192.168.0.100, port 5201
[ 5] local 192.168.0.104 port 63171 connected to 192.168.0.100 port 5201
[ ID] Interval Transfer Bitrate
[ 5] 0.00-1.00 sec 1.40 MBytes 11.7 Mbits/sec
[ 5] 1.00-2.00 sec 0.00 Bytes 0.00 bits/sec
[ 5] 2.00-3.00 sec 482 KBytes 3.93 Mbits/sec
[ 5] 3.00-4.00 sec 509 KBytes 4.18 Mbits/sec
[ 5] 4.00-5.00 sec 1012 KBytes 8.28 Mbits/sec
[ 5] 5.00-6.00 sec 756 KBytes 6.21 Mbits/sec
[ 5] 6.00-7.01 sec 394 KBytes 3.21 Mbits/sec
[ 5] 7.01-8.00 sec 891 KBytes 7.32 Mbits/sec
[ 5] 8.00-9.00 sec 790 KBytes 6.49 Mbits/sec
[ 5] 9.00-10.00 sec 1.54 MBytes 12.9 Mbits/sec
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bitrate
[ 5] 0.00-10.00 sec 7.66 MBytes 6.42 Mbits/sec sender
[ 5] 0.00-10.14 sec 7.62 MBytes 6.31 Mbits/sec receiver
thunderbolt Bridge连接：
iperf3 -c 169.254.240.101
Connecting to host 169.254.240.101, port 5201
[ 5] local 169.254.82.201 port 63232 connected to 169.254.240.101 port 5201
[ ID] Interval Transfer Bitrate
[ 5] 0.00-1.00 sec 1.58 GBytes 13.5 Gbits/sec
[ 5] 1.00-2.00 sec 1.92 GBytes 16.5 Gbits/sec
[ 5] 2.00-3.00 sec 1.91 GBytes 16.4 Gbits/sec
[ 5] 3.00-4.00 sec 1.84 GBytes 15.8 Gbits/sec
[ 5] 4.00-5.00 sec 1.86 GBytes 16.0 Gbits/sec
[ 5] 5.00-6.00 sec 1.92 GBytes 16.5 Gbits/sec
[ 5] 6.00-7.00 sec 1.92 GBytes 16.5 Gbits/sec
[ 5] 7.00-8.00 sec 1.93 GBytes 16.6 Gbits/sec
[ 5] 8.00-9.00 sec 1.87 GBytes 16.0 Gbits/sec
[ 5] 9.00-10.00 sec 1.90 GBytes 16.4 Gbits/sec
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bitrate
[ 5] 0.00-10.00 sec 18.6 GBytes 16.0 Gbits/sec sender
[ 5] 0.00-10.00 sec 18.6 GBytes 16.0 Gbits/sec receiver
iperf3 -c 169.254.240.101 -f MB --omit 5 --time 20
Connecting to host 169.254.240.101, port 5201
[ 5] local 169.254.82.201 port 63319 connected to 169.254.240.101 port 5201
[ ID] Interval Transfer Bitrate
[ 5] 0.00-1.00 sec 1.49 GBytes 1524 MBytes/sec (omitted)
[ 5] 1.00-2.00 sec 1.91 GBytes 1952 MBytes/sec (omitted)
[ 5] 2.00-3.00 sec 1.96 GBytes 2011 MBytes/sec (omitted)
[ 5] 3.00-4.00 sec 1.92 GBytes 1971 MBytes/sec (omitted)
[ 5] 4.00-5.00 sec 1.94 GBytes 1988 MBytes/sec (omitted)
[ 5] 0.00-1.00 sec 1.92 GBytes 1968 MBytes/sec
[ 5] 1.00-2.00 sec 1.96 GBytes 2004 MBytes/sec
[ 5] 2.00-3.00 sec 1.94 GBytes 1982 MBytes/sec
[ 5] 3.00-4.00 sec 1.94 GBytes 1985 MBytes/sec
[ 5] 4.00-5.00 sec 1.94 GBytes 1984 MBytes/sec
[ 5] 5.00-6.00 sec 1.93 GBytes 1980 MBytes/sec
[ 5] 6.00-7.00 sec 1.96 GBytes 2002 MBytes/sec
[ 5] 7.00-8.00 sec 1.91 GBytes 1960 MBytes/sec
[ 5] 8.00-9.00 sec 1.88 GBytes 1923 MBytes/sec
[ 5] 9.00-10.00 sec 1.92 GBytes 1964 MBytes/sec
[ 5] 10.00-11.00 sec 1.95 GBytes 1994 MBytes/sec
[ 5] 11.00-12.00 sec 1.93 GBytes 1979 MBytes/sec
[ 5] 12.00-13.00 sec 1.94 GBytes 1981 MBytes/sec
[ 5] 13.00-14.00 sec 1.98 GBytes 2029 MBytes/sec
[ 5] 14.00-15.00 sec 1.98 GBytes 2030 MBytes/sec
[ 5] 15.00-16.00 sec 1.99 GBytes 2034 MBytes/sec
[ 5] 16.00-17.00 sec 1.97 GBytes 2013 MBytes/sec
[ 5] 17.00-18.00 sec 1.97 GBytes 2017 MBytes/sec
[ 5] 18.00-19.00 sec 1.98 GBytes 2024 MBytes/sec
[ 5] 19.00-20.00 sec 1.98 GBytes 2024 MBytes/sec
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bitrate
[ 5] 0.00-20.00 sec 38.9 GBytes 1994 MBytes/sec sender
[ 5] 0.00-20.00 sec 38.9 GBytes 1994 MBytes/sec receiver
速度差别一目了然。
