👉 A preemptor is a term used in computer science to describe an object that is waiting for another object or process to complete its execution. In other words, it represents a state where the program has been halted and all resources (such as CPU time, memory space, etc.) are available for other tasks.
The term "preemptor" was first introduced by Richard Stallman in his seminal work on GNU/Linux operating systems. He used this term to describe how a computer system could be considered "
preemptor