probe begin { stp_pid = stp_pid() printf("%d\n%d begat %d\n", stp_pid, stp_pid, target()) } probe syscall.nanosleep, syscall.compat_nanosleep ? { if (target_set_pid(pid()) && $rqtp->tv_sec == $1) target_set_report() } probe end { target_set_report() }