Type aa.sh and bash will return a status line like this:
[C:My_wifi] [L:0.60] [D:57%] [M:150M] [S:Mute] [B:50%] [01.09.2017 15:07]
This features:
- C: Network connected to
- L: CPU Load
- D: Disk usage
- M: Memory usage
- S: Sound Level
- B: Battery Level
- Date and time
You can use it with watch to have a "top in line" application:
$ watch -n 1 aa.sh
Or pipe it into other software, like: i3bar on i3wm, gnu/screen and tmux.
Of course, you SHOULD modify it to your Linux distro or *nix system.
In this example I've symbolic linked aa to aa.sh, now I am addicted to aa...