Linux Utility to Help Track Framework Battery Usage

[anarcat]

For what it’s worth, I used batterylog and my homegrown thing to do measurements of the suspend battery life with various settings and expansion cards. See the details here:

[TRACKING] Test results for standby battery use of Expansion Cards

After first testing each expansion card’s power usage at runtime — part of my in-depth review — I have finally gone around doing a similar set of tests on standby. TL;DR: everything but USB-C take power, USB-A and DisplayPort take a lot more than they logically should. Here is a summary of those results. Device Wattage Amperage Days Note baseline 0.25W 16mA 9 sleep=deep nvme.noacpi=1 s2idle 0.29W 18.9mA ~7 sleep=s2idle nvme.noacpi=1 normal nvme 0.31W 20mA ~7 sleep=s2idle without…