Answer by mk_gocs for How to compose next command while previous is executing?

You have two choices:

• The screen utility, though it doesn't ship with some Linux distros. It's not included by default in Solaris (Unix) either.

  For example, on Centos:

  yum install screen
  

  Here's a brief tutorial on screen utility usage.

• The nohup command; redirect stdout and stderr accordingly:

  Example:

  nohup command &