定位windows端口占用进程

问题：Error was Port already in use: 40001

key:
netstat -ano|findstr
tasklist |findstr

1. netstat -ano|findstr "40001"

TCP    127.0.0.1:14043        127.0.0.1:40001        CLOSE_WAIT      12644  
TCP    127.0.0.1:40001        0.0.0.0:0              LISTENING       15400  
TCP    127.0.0.1:40001        127.0.0.1:14043        FIN_WAIT_2      15400  

1. tasklist |findstr "15400"

Dict.exe                     15400 Console                    2     43,316 K  

把dict.exe关掉就OK了。

---[2017-12-01]---