Sorry for the misleading post the other day. However, I have been reading a Unix system administrators textbook.
ps -e This lists the processes In that display (if I'm correct) if you see a program that has extremely high time, then you should kill the process. kill process There is also ls -R This command lists the files in each subdirectory. If you know any more that can work on GNU compatible software or Unix compatible software please indicate the commands in your reply.