Binary package “wmcpuload” in ubuntu jammy
Dockapp that displays the current CPU usage
WMCPULoad is a dockapp for X window managers such as WindowMaker,
AfterStep, BlackBox and Enlightenment. It displays the current CPU
usage as percentage value and chart with an LCD-like look. Its
appearance can be configured from the commandline and it has a
backlight mode which can be triggered manually or by an adjustable
alarm percentage.