买了一款 USB3.0的有线千兆网卡
在 USB3.0下测过， 千兆跑满没问题。
现在想想 这玩意儿 在USB2.0模式下会不会掉为 100Mbit/s? 还是USB2.0的480Mbit/s?
实践出真知， 搞一下看看！
把买来的这货， 插在USB2.0接口上， iperf3开跑!!!
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| C:\chunli_exe\iperf3>iperf3.exe -c 192.168.88.99
Connecting to host 192.168.88.99, port 5201
[ 4] local 192.168.88.234 port 56062 connected to 192.168.88.99 port 5201
[ ID] Interval Transfer Bandwidth
[ 4] 0.00-1.00 sec 39.8 MBytes 333 Mbits/sec
[ 4] 1.00-2.00 sec 39.9 MBytes 334 Mbits/sec
[ 4] 2.00-3.00 sec 39.9 MBytes 334 Mbits/sec
[ 4] 3.00-4.00 sec 40.4 MBytes 339 Mbits/sec
[ 4] 4.00-5.00 sec 40.5 MBytes 340 Mbits/sec
[ 4] 5.00-6.00 sec 39.9 MBytes 334 Mbits/sec
[ 4] 6.00-7.00 sec 40.1 MBytes 337 Mbits/sec
[ 4] 7.00-8.00 sec 40.4 MBytes 339 Mbits/sec
[ 4] 8.00-9.00 sec 39.5 MBytes 331 Mbits/sec
[ 4] 9.00-10.00 sec 40.2 MBytes 338 Mbits/sec
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bandwidth
[ 4] 0.00-10.00 sec 400 MBytes 336 Mbits/sec sender
[ 4] 0.00-10.00 sec 400 MBytes 336 Mbits/sec receiver
iperf Done.
C:\chunli_exe\iperf3>
C:\chunli_exe\iperf3>
C:\chunli_exe\iperf3>
C:\chunli_exe\iperf3>
C:\chunli_exe\iperf3>iperf3.exe -c 192.168.88.99 -R
Connecting to host 192.168.88.99, port 5201
Reverse mode, remote host 192.168.88.99 is sending
[ 4] local 192.168.88.234 port 56065 connected to 192.168.88.99 port 5201
[ ID] Interval Transfer Bandwidth
[ 4] 0.00-1.00 sec 40.9 MBytes 343 Mbits/sec
[ 4] 1.00-2.00 sec 40.7 MBytes 341 Mbits/sec
[ 4] 2.00-3.00 sec 40.2 MBytes 338 Mbits/sec
[ 4] 3.00-4.00 sec 40.6 MBytes 341 Mbits/sec
[ 4] 4.00-5.00 sec 40.7 MBytes 341 Mbits/sec
[ 4] 5.00-6.00 sec 40.6 MBytes 341 Mbits/sec
[ 4] 6.00-7.00 sec 40.7 MBytes 341 Mbits/sec
[ 4] 7.00-8.00 sec 40.6 MBytes 341 Mbits/sec
[ 4] 8.00-9.00 sec 40.7 MBytes 341 Mbits/sec
[ 4] 9.00-10.00 sec 40.7 MBytes 341 Mbits/sec
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bandwidth Retr
[ 4] 0.00-10.00 sec 408 MBytes 342 Mbits/sec 0 sender
[ 4] 0.00-10.00 sec 407 MBytes 341 Mbits/sec receiver
iperf Done.
C:\chunli_exe\iperf3>
|
网卡速率模式是 1.0G
实际最高速率 受限于USB2.0.
