PR_SET_TIMERSLACK(2const) PR_SET_TIMERSLACK(2const) PR_SET_TIMERSLACK - " " (libc -lc) #include /* PR_* */ #include int prctl(PR_SET_TIMERSLACK, unsigned long slack); : "" "". " " . slack [1L, ULONG_MAX]. slack "" . slack 0L "" "" . "" ( ). . select(2) pselect(2) poll(2) ppoll(2) epoll_wait(2) epoll_pwait(2) clock_nanosleep(2) nanosleep(2) futex(2) ( futexes pthread_cond_timedwait(3) pthread_mutex_timedlock(3) pthread_rwlock_timedrdlock(3) pthread_rwlock_timedwrlock(3) sem_timedwait(3)). ( sched_setscheduler(2)). "" . "" PR_SET_TIMERSLACK. "". init(1) (PID 1) 50,000 (50 ). fork(2) execve(2). 0. -1 errno . . 2.6.28. prctl(2) PR_GET_TIMERSLACK(2const) proc_pid_timerslack_ns(5) 3 . . : . 6.18 8 2026 PR_SET_TIMERSLACK(2const)