QA:Testcase Power Management powertop2 suggestions

Description

This test case test the powertop 2.x tunables feature.

Setup

1. Check that you have powertop installed:

   $ rpm -q powertop

   • If not install it:

   # yum install powertop

How to test

1. Run PowerTOP:

   # powertop

2. Change to "Tunables" tab by arrow keys.
3. Try to toggle various tunables.
4. Check if your tunings persists PowerTOP restarts.

Currently the settings doesn't persists through reboots. It is known issue that was addressed as RFE.

Expected Results

1. No errors while changing tunables.
2. Tunings persists PowerTOP restarts.
3. No unexpected / confusing behaviour.