@joe@f.duriansoftware.com watch -n 5 cat /sys/kernel/debug/pmc_core/package_cstate_show You should have some higher states than C2/C3 ticking up. C6 is good, C8 might be better but isn't mandatory. I have one tablet that just won't do higher saving states with BT on. Maybe it's doing evil shit in smm, idk.