Linux查看当前正在执行的进程
youhaidong@youhaidong-ThinkPad-Edge-E545:~$ ps PID TTY TIME CMD 2576 pts/0 00:00:00 bash 2695 pts/0 00:00:00 ps
youhaidong@youhaidong-ThinkPad-Edge-E545:~$ ps -aux | grep java youhaid+ 2722 0.0 0.0 15956 912 pts/0 S+ 23:12 0:00 grep --color=auto java youhaidong@youhaidong-ThinkPad-Edge-E545:~$ ps -ef | grep java youhaid+ 2725 2576 0 23:13 pts/0 00:00:00 grep --color=auto java youhaidong@youhaidong-ThinkPad-Edge-E545:~$