网络上收集的工具,可以查看指定端口的延迟
make && make install
tcpping www.baidu.com 443 # 443是端口
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Sequentially creates tcp connections to the specified host and measures the latency.
Usage:
$ tcpping oioki.ru OK Connected to 78.47.82.174:22, seq=1, time=44.004 ms OK Connected to 78.47.82.174:22, seq=2, time=44.307 ms OK Connected to 78.47.82.174:22, seq=3, time=44.165 ms OK Connected to 78.47.82.174:22, seq=4, time=44.077 ms ^C --- oioki.ru tcpping statistics --- 4 packets transmitted, 4 received, 0% packet loss, time 3240ms rtt min/avg/max/mdev = 44.004/44.138/44.307/0.186 ms