VMWare Workstation Pro 16.2.9 on Ubuntu High CPU and free GUI

This fixed my problem on my Dell XPS 13 and XPS 15 on KDE Neon en Kernel 5.15.32-xanmod1

(MWe$)-[/etc/sysctl.d]$ cat 10-vmware-workstation.conf  
# Disable kcompactd0 to work around a conflict with VMWare Workstation.
vm.compaction_proactiveness=0
(MWe$)-[/etc/sysctl.d]$

Or “sudo sysctl vm.compaction_proactiveness=0”

See “https://communities.vmware.com/t5/VMware-Workstation-Pro/VMWare-workstation-in-a-fistfight-with-Linux-Memory-Compactor/td-p/2876992”