Found the problem. Read the first comment of this bug report.   TL;DR Multiple users reported spikes in their power consumption after updating to Unraid 6.10 and this is still present in Unraid 6.11:   https://forums.unraid.net/topic/105909-mein-10-zoll-server/?do=findComment&comment=1143526   https://forums.unraid.net/topic/108966-strom-sparen-mit-powertop-stromverbrauch-von-unraid-verbessern/?do=findComment&comment=1177306   http