查看端口使用情况
> netstat -tln
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 0 0.0.0.0:8009 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:8080 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN
tcp 0 0 127.0.0.1:8005 0.0.0.0:* LISTEN
查看端口所属进程
> lsof -i :8088
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
java 2492 root 48u IPv4 96217 0t0 TCP *:http-alt (LISTEN)
查看系统版本信息
> uname -a
Linux iZt4n9ead3ghiqrdkg2iyzZ 4.4.0-63-generic #84-Ubuntu SMP Wed Feb 1 17:20:32 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
> lsb_release -a
LSB Version: core-9.20160110ubuntu0.2-amd64:core-9.20160110ubuntu0.2-noarch:security-9.20160110ubuntu0.2-amd64:security-9.20160110ubuntu0.2-noarch
Distributor ID: Ubuntu
Description: Ubuntu 16.04.2 LTS
Release: 16.04
Codename: xenial
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