Except if those threads are actually faulting in all of that memory and making it resident, they'd be doing the same thing, just on the heap, for a classic async coroutine style application.
Except if those threads are actually faulting in all of that memory and making it resident, they'd be doing the same thing, just on the heap, for a classic async coroutine style application.
If you have hugepages enabled, all of those threads are probably faulting in a fair amount of memory.
Only if you've actually faulted in 2MB contiguously already.