1、lsof -i:20914
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
java 2851 root 131u IPv6 11014173 0t0 TCP testyangche.tuanche.com:36648->testyangche.tuanche.com:20914 (ESTABLISHED)
java 2851 root 229u IPv6 11014408 0t0 TCP testyangche.tuanche.com:36664->testyangche.tuanche.com:20914 (ESTABLISHED)
java 5421 root 70u IPv4 10972007 0t0 TCP testyangche.tuanche.com:35320->testyangche.tuanche.com:20914 (ESTABLISHED)
java 32596 root 76u IPv4 10971984 0t0 TCP *:20914 (LISTEN)
java 32596 root 86u IPv4 11113606 0t0 TCP testyangche.tuanche.com:20914->localhost:59311 (ESTABLISHED)
java 32596 root 90u IPv4 11120262 0t0 TCP testyangche.tuanche.com:20914->localhost:59778 (ESTABLISHED)
java 32596 root 91u IPv4 11014175 0t0 TCP testyangche.tuanche.com:20914->testyangche.tuanche.com:36648 (ESTABLISHED)
java 32596 root 92u IPv4 11014409 0t0 TCP testyangche.tuanche.com:20914->testyangche.tuanche.com:36664 (ESTABLISHED)
java 32596 root 98u IPv4 10972008 0t0 TCP testyangche.tuanche.com:20914->testyangche.tuanche.com:35320 (ESTABLISHED)
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
java 2851 root 131u IPv6 11014173 0t0 TCP testyangche.tuanche.com:36648->testyangche.tuanche.com:20914 (ESTABLISHED)
java 2851 root 229u IPv6 11014408 0t0 TCP testyangche.tuanche.com:36664->testyangche.tuanche.com:20914 (ESTABLISHED)
java 5421 root 70u IPv4 10972007 0t0 TCP testyangche.tuanche.com:35320->testyangche.tuanche.com:20914 (ESTABLISHED)
java 32596 root 76u IPv4 10971984 0t0 TCP *:20914 (LISTEN)
java 32596 root 86u IPv4 11113606 0t0 TCP testyangche.tuanche.com:20914->localhost:59311 (ESTABLISHED)
java 32596 root 90u IPv4 11120262 0t0 TCP testyangche.tuanche.com:20914->localhost:59778 (ESTABLISHED)
java 32596 root 91u IPv4 11014175 0t0 TCP testyangche.tuanche.com:20914->testyangche.tuanche.com:36648 (ESTABLISHED)
java 32596 root 92u IPv4 11014409 0t0 TCP testyangche.tuanche.com:20914->testyangche.tuanche.com:36664 (ESTABLISHED)
java 32596 root 98u IPv4 10972008 0t0 TCP testyangche.tuanche.com:20914->testyangche.tuanche.com:35320 (ESTABLISHED)
红色处就可确认
2、再次确认
netstat -tunlp |grep 20914