what is green threading ?

Question

What is green threading means in ruby on rails , what it actually do? Is it a. " A design where fixed size pool of threads is shared around the program?" b. "when threads are emulated by virtual machine or interpreter?" or c. " where program run accross the multiple CPU?"

Please explain with right ans?

Answer 1

Green threads are threads emulated by the virtual machine. Google is your friend.

Answer 2

Check out this article by a parrot dev about green threading.