The top output doesn't implicate repowerd. Note, however, that the top output is incomplete so we don't have the whole picture. For future reference you can take textual snapshots of top with:
top -b -n10 -d1 > /tmp/top.txt (Write to file 10 textual snapshots with 1 sec delay between snapshots) If you come across this problem again, please provide the output of the command above. >From the provided top screenshot, it's interesting to note that the total CPU times for unity8 and upowerd are very high relative to the uptime, so the cause of the drain could be in one of these components. ** Also affects: unity8 (Ubuntu) Importance: Undecided Status: New ** Also affects: upower (Ubuntu) Importance: Undecided Status: New ** Changed in: repowerd Status: New => Incomplete -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to upower in Ubuntu. https://bugs.launchpad.net/bugs/1603024 Title: Battery drain on Nexus 4 when no network is available Status in repowerd: Incomplete Status in unity8 package in Ubuntu: New Status in upower package in Ubuntu: New Bug description: Nexus 4 connected to wifi but not logged in so no network available. Battery drained from full to empty in 6 hours, with no use. rc_proposed Image Part: 10160714 Build No: R486 Device Image Part: 20160404.1 To manage notifications about this bug go to: https://bugs.launchpad.net/repowerd/+bug/1603024/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp