crontab # 添加一条定时任务 (crontab -u suhua -l ; echo "*/5 * * * * perl /home/mobman/test.pl") | crontab -u suhua - # 删除一条定时任务 crontab -u suhua -l | grep -v 'perl /home/mobman/test.pl' | crontab -u suhua - Links How to remove or delete single cron job using linux command?