5 4 * * sun echo "run at 5 after 4 every Sunday" 0 */4 1 * mon echo "run every 4th hour on the 1st and on every Monday" 0 0 */2 * sun echo "run at midn on every Sunday that's an uneven date" # Run on every second Saturday of the month 0 4 8-14 * * test $(da...
# run at 10 pm on weekdays, annoy Joe 0 22 * * 1-5 mail -s"It's 10pm"joe%Joe,%%Where are your kids?% 23 0-23/2* * *echo"run 23 minutes after midn, 2am, 4am ..., everyday" 5 4 * * sunecho"run at 5 after 4 every sunday" 每个字段的缩写,5个时间段也可以 用如下几...
@rebootRun once, at startup.@yearlyRun once a year,"0 0 1 1 *".@annually(same as@yearly)@monthlyRun once a month,"0 0 1 * *".@weeklyRun once a week,"0 0 * * 0".@dailyRun once a day,"0 0 * * *".@midnight(same as@daily)@hourlyRun once an hour,"0 * * * *". ...
Day of the week: Range from 0 to 6, where 0 = Sunday Command (shell command)Any nonexistent times, e.g., the missing hours during Daylight Saving Time conversions, will not match, so any jobs scheduled during these times will not run. Also, when times occur more than once, all match...
/etc/cron.weekly –…. once a week Just put a script file in one of the directories to run it according to the schedule. You can restrict access to the scheduler using /etc/cron.allow and /etc/cron.deny. It is enough to create these files and add users to them, who are allowed ...
cronsun 是一个分布式任务系统,单个结点和 Linux 机器上的 crontab 近似。支持界面管理机器上的任务,支持任务失败邮件提醒,安装简单,使用方便,是替换 crontab 一个不错的选择。 cronsun 是为了解决多台 Linux 机器上crontab 任务管理不方便的问题,同时提供任务高可用的支持(当某个节点死机的时候可以自动调度到正常的节点...
once a minute* * * * * once every day of the week* * * * 1-5 once every specific day, at a specific time (Sunday at 12:30)30 12 * * 0 cron schedule expressions How to Schedule a Script Using Cron? To schedule a python script execution using cron, we will: ...
chkconfig –level 35 crond on:加入开机自动启动 命令格式: crontab [-u user] filecrontab [-u user] [ -e | -l | -r ] 命令参数: -u|user:用来设定某个用户的crontab服务,此参数一般有root用户来运行 ...
print("Cron command invalid, should be 'on' or 'off'. Command: %s"% cronCommand)returncronString = s[2].strip()ifnotCronSlices.is_valid(cronString): print("Cron time string invalid. Time string: %s"% cronString)return# Now we've validated the command, set a cron jobcron_file =Cr...
D: the day of the week (0 6, ^ & '; R&vBq) # QB. Q! Up! | & U teach net! W0) for Sunday. The program that CMD isrunning, the program is sent to sh, This shell has only threeenvironment variables, USER, HOME, shell. Here is an example file: # MIN HOUR DAY COMMAND ...