This is a submission for DEV Computer Science Challenge v24.06.12: One Byte Explainer.

Explainer

Thrashing happens when too many processes are sent to the CPU, causing high utilization at first. However, as more processes keep coming, the CPU gets overwhelmed, and its efficiency drops sharply, sometimes even down to zero.

Additional Context

References - https://takeuforward.org/operating-system/why-does-thrashing-occur/
https://stackoverflow.com/questions/19031902/what-is-thrashing-why-does-it-occur