It seems the problem relies more on the kernel side and with the amount of events the battery driver sends to the userspace (even when there is no change).
udevadm monitor is already enough to show the amount of kernel events the battery driver sends to the userspace. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1420395 Title: upower consuming over 17% cpu To manage notifications about this bug go to: https://bugs.launchpad.net/canonical-devices-system-image/+bug/1420395/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs