Calibration time

server time synchronization

[root@localhost ~]# ntpdate pool.ntp.org
[root@localhost ~]# ntpdate time.windows.com
[root@localhost ~]# crontab -e
1 0-23 * * * ntpdate pool.ntp.org

 

save and exit

Check if the scheduled task is executed

[root@localhost ~]# grep ntpdate /var/log/cron

0 2 * * * /usr/bin/php -f /home/www/lvlin001/www.lvlin001.com/required/script/tuan.php