4
votes
1answer
7k views

What should VM writeback timeout be set to for a laptop?

I am using powertop to check that my machine is setup in a way that will give me good battery life. After installing laptop-mode-tools all of the "Tunables" section shows "Good" except VM writeback ...
7
votes
2answers
5k views

Can and should I try enabling the CONFIG_INOTIFY kernel configuration option?

PowerTOP just offered the following suggestion: Suggestion: Enable the CONFIG_INOTIFY kernel configuration option. This option allows programs to wait for changes in files and directories ...