crontab 写入文件目录

#crontab 目录

[root@next-cloud-server etc]# cd /var/spool/cron/
[root@next-cloud-server cron]# ls
root
[root@next-cloud-server cron]# cat root
#times rsync by lee at 2018-01-02
*/5 * * * * /usr/sbin/ntpdate 10.0.100.208 >/dev/null 2>&1