On Wed, 2020-08-26 at 16:16 +0300, Artem Bityutskiy wrote: > Just get a reasonably new turbostat (it is part of the kernel tree, you > can compile it yourself) and run it for few seconds (like 'turbostat > sleep 10'), get the output (will be a lot of it), and we can check what > is actually going on with regards to C-states.
Oh, and if you could do that with and without your patch, we could even compare things. But try to do it at least with the default (acpi_idle) configuration. Artem.