See also #CPU-cycles]1 time slice ~ millions #AshS
(A thread context switch is faster….) could be 10 millisec, in theory. See P 351 [[linux kernel]]
In a MS interview, Deepak was asked about (typical) duration of a TaskSwitch or context switch. I think 20 millisec is way too long.
https://stackoverflow.com/questions/21887797/what-is-the-overhead-of-a-context-switch and other sites suggest “below 10 microsecond”
— One of the most interesting and popular focus points is the difference between thread switching vs process switching
The L1-cache (private to a cpu core) reload happens if a core switches to another Process…?