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查看进程占用

lsof -i tcp:8080

该命令会显示占用8080端口的进程，有其 pid ,可以通过pid关掉该进程

杀死进程

kill pid

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java

查看

➜ Java sudo lsof -n -P | grep :****或者lsof -i :****

➜  Java sudo lsof -n -P | grep :8080
ClashX     1662                izhaong  177u     IPv4 0x5a2f7732da1d8707         0t0                 TCP 192.168.63.2:62100->109.244.152.174:8080 (ESTABLISHED)
QQ        32270                izhaong   35u     IPv4 0x5a2f7732d95c8c67         0t0                 TCP 198.18.0.1:62099->109.244.152.174:8080 (ESTABLISHED)
QQ        32270                izhaong   36u     IPv4 0x5a2f7732d95c8c67         0t0                 TCP 198.18.0.1:62099->109.244.152.174:8080 (ESTABLISHED)
java      38362                izhaong   86u     IPv6 0x5a2f774133dc0bcf         0t0                 TCP *:8080 (LISTEN)

杀掉进程

kill *****

➜  Java kill 38362

➜  Java lsof -i :8080
COMMAND     PID    USER   FD   TYPE             DEVICE SIZE/OFF NODE NAME
ClashX     1662 izhaong  177u  IPv4 0x5a2f7732da1d8707      0t0  TCP 192.168.63.2:62100->109.244.152.174:http-alt (ESTABLISHED)
QQ        32270 izhaong   35u  IPv4 0x5a2f7732d95c8c67      0t0  TCP 198.18.0.1:62099->109.244.152.174:http-alt (ESTABLISHED)
QQ        32270 izhaong   36u  IPv4 0x5a2f7732d95c8c67      0t0  TCP 198.18.0.1:62099->109.244.152.174:http-alt (ESTABLISHED)