I've noticed that even after closing KDE and the X server several KDE processes are still shown in htop, notably virtuoso-t, nepomukserver, knotify and various kdeinit4 kio_somethings. I'm no developer, but shouldn't all of these processes been closed properly?
[^] # Re: Et 4 mois plus tôt, chez Debian ...
Posté par Sufflope (site web personnel) . En réponse au journal systemd: attention à RemoveIPC. Évalué à -3.
https://forum.kde.org/viewtopic.php?f=15&t=90508
https://ubuntuforums.org/showthread.php?t=1883631
Ta gueule merci.