lsof查看端口占用
查看端口被谁占用# lsof -i:22
COMMANDPID USER FD TYPE DEVICE SIZE/OFF NODE NAME
sshd 1047 root 3uIPv426694 0t0TCP *:ssh (LISTEN)
sshd 1047 root 4uIPv626696 0t0TCP *:ssh (LISTEN)
sshd 1796 root 3uIPv430184 0t0TCP vm1:ssh->192.168.56.1:58774 (ESTABLISHED)
# lsof -i:1519
COMMANDPID USER FD TYPE DEVICE SIZE/OFF NODE NAME
tnslsnr 2318 oracle 8uIPv632351 0t0TCP *:vpvc (LISTEN)
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