import("core.thread.thread") function callback(id) print("%s: %d starting ..", thread.running(), id) local dt = os.mclock() for i = 1, 10 do print("%s: %d", thread.running(), i) os.sleep(1000) end dt = os.mclock() - dt print("%s: %d end, dt: %d ms", thread.running(), id, dt) end function main() local t0 = thread.start_named("thread_0", callback, 0) local t1 = thread.start_named("thread_1", callback, 1) thread.wait(t0, -1) thread.wait(t1, -1) end