ubuntu用什么命令，查看系统有哪些服务

[root@raykaeso ~]# netstat -ntlp //查看服务器运行的进程服务和监听端口Active Internet connections (only servers)Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program nametcp 0 0 127001:8005 0000: LISTEN 16725/javatcp 0 0 0000:8009 0000: LISTEN 16725/javatcp 0 0 127001:27017 0000: LISTEN 2138/mongodtcp 0 0 0000:8010 0000: LISTEN 14335/javatcp 0 0 0000:11211 0000: LISTEN 859/memcachedtcp 0 0 0000:8080 0000: LISTEN 16725/javatcp 0 0 0000:80 0000: LISTEN 872/>