&quot;You can just close a demanding application&quot; assumes your system isn&#x27;t crawling and unresponsive in a way that prevents you from finding the offender, though. As GPUs become increasingly utilized for not-graphics, we&#x27;ll increasingly see badly-written programs doing synchronous waits on the results of GPGPU calculations, and thus increasingly see GPU hogs stalling the CPU threads (and thus the event loops) of those programs.