Comment 6 for bug 1587975

I can confirm that packagekitd easy between 50-100% of one CPU almost permanently, until gets killed.

Not sure if there is connection with appcenter (it behaves this way from Loki start).
Not sure if any files created in /tmp, not spotted.

# apt-get update
Hit:1 http://cz.archive.ubuntu.com/ubuntu xenial InRelease
Hit:2 http://cz.archive.ubuntu.com/ubuntu xenial-updates InRelease
Get:3 http://cz.archive.ubuntu.com/ubuntu xenial-backports InRelease [92,2 kB]
Hit:4 http://ppa.launchpad.net/elementary-os/daily/ubuntu xenial InRelease
Ign:5 http://download.opensuse.org/repositories/isv:/ownCloud:/desktop/Ubuntu_16.04 InRelease
Get:6 http://security.ubuntu.com/ubuntu xenial-security InRelease [94,5 kB]
Hit:7 http://ppa.launchpad.net/eviltwin1/feedreader-daily/ubuntu xenial InRelease
Hit:8 http://download.opensuse.org/repositories/isv:/ownCloud:/desktop/Ubuntu_16.04 Release
Hit:9 http://ppa.launchpad.net/libreoffice/ppa/ubuntu xenial InRelease
Get:10 http://download.opensuse.org/repositories/isv:/ownCloud:/desktop/Ubuntu_16.04 Release.gpg [189 B]
Hit:11 http://ppa.launchpad.net/nilarimogard/webupd8/ubuntu xenial InRelease
Hit:12 http://ppa.launchpad.net/oibaf/graphics-drivers/ubuntu xenial InRelease
Hit:13 http://ppa.launchpad.net/otto-kesselgulasch/gimp-edge/ubuntu xenial InRelease
Hit:14 http://ppa.launchpad.net/elementary-os/os-patches/ubuntu xenial InRelease
Hit:15 http://ppa.launchpad.net/videolan/master-daily/ubuntu xenial InRelease
Fetched 187 kB in 1s (163 kB/s)
Reading package lists... Done
W: http://download.opensuse.org/repositories/isv:/ownCloud:/desktop/Ubuntu_16.04/Release.gpg: Signature by key F9EA4996747310AE79474F44977C43A8BA684223 uses weak digest algorithm (SHA1)