А почему никто не удосужился просто посмотреть? Это же проще всего. Ubuntu 20.04, vixie cron 3.0pl1-136ubuntu1 Выдача strace: clock_nanosleep(CLOCK_REALTIME, 0, {tv_sec=60, tv_nsec=0}, 0x7ffc840b1930) = 0 stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=1535, ...}) = 0 stat("crontabs", {st_mode=S_IFDIR|S_ISVTX|0730, st_size=4096, ...}) = 0 stat("/etc/crontab", {st_mode=S_IFREG|0644, st_size=1042, ...}) = 0 stat("/etc/cron.d", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0 stat("/etc/cron.d/popularity-contest", {st_mode=S_IFREG|0644, st_size=190, ...}) = 0 stat("/etc/cron.d/anacron", {st_mode=S_IFREG|0644, st_size=285, ...}) = 0 stat("/etc/cron.d/sysstat", {st_mode=S_IFREG|0644, st_size=396, ...}) = 0 stat("/etc/cron.d/atop", {st_mode=S_IFREG|0644, st_size=217, ...}) = 0 stat("/etc/cron.d/e2scrub_all", {st_mode=S_IFREG|0644, st_size=201, ...}) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x7f85d0b9eb10) = 3867 clock_nanosleep(CLOCK_REALTIME, 0, {tv_sec=59, tv_nsec=0}, {tv_sec=58, tv_nsec=996789973}) = ? ERESTART_RESTARTBLOCK (Interrupted by signal) --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- wait4(-1, [{WIFEXITED(s) && WEXITSTATUS(s) == 0}], WNOHANG, NULL) = 3867 wait4(-1, 0x7ffc840b1314, WNOHANG, NULL) = -1 ECHILD (Нет дочерних процессов) rt_sigreturn({mask=[]}) = -1 EINTR (Прерван системный вызов) stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=1535, ...}) = 0 clock_nanosleep(CLOCK_REALTIME, 0, {tv_sec=59, tv_nsec=0}, 0x7ffc840b1930) = 0 stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=1535, ...}) = 0 stat("crontabs", {st_mode=S_IFDIR|S_ISVTX|0730, st_size=4096, ...}) = 0 stat("/etc/crontab", {st_mode=S_IFREG|0644, st_size=1042, ...}) = 0 stat("/etc/cron.d", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0 stat("/etc/cron.d/popularity-contest", {st_mode=S_IFREG|0644, st_size=190, ...}) = 0 stat("/etc/cron.d/anacron", {st_mode=S_IFREG|0644, st_size=285, ...}) = 0 stat("/etc/cron.d/sysstat", {st_mode=S_IFREG|0644, st_size=396, ...}) = 0 stat("/etc/cron.d/atop", {st_mode=S_IFREG|0644, st_size=217, ...}) = 0 stat("/etc/cron.d/e2scrub_all", {st_mode=S_IFREG|0644, st_size=201, ...}) = 0 clock_nanosleep(CLOCK_REALTIME, 0, {tv_sec=60, tv_nsec=0}, ---------- Делайте выводы сами, все понятно :)
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