3 ms·

A trap, followed by migrating the process to a different core, which may have been powered off and definitely has cold caches. Context switches don't get any wo

A trap, followed by migrating the process to a different core, which may have been powered off and definitely has cold caches. Context switches don't get any worse than that.

mlyle 6y ago
Yes, so you pay one really bad context switch penalty per process.
monocasa 6y ago
If the core has been powered off, then that shows how rare it is.