crontab - jojo's blog－－快乐忧伤都与你同在 - BlogJava

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于 2012-12-03 13:58:00 发布

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本文详细介绍了如何使用 CronTab 设置定时任务。包括每五分钟执行一次脚本、每周固定时间执行脚本以及每月特定日期执行脚本等常见需求的配置方法。

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crontab - jojo's blog－－快乐忧伤都与你同在 - BlogJava

crontab

Once inside the editor, you will want to refer to the fields above in order to schedule a cron job for the appropriate time. Here are some examples:

*/5 * * * * /home/adam/script.sh will execute script.sh every 5 minutes. This will set crontab every 5 minutes.
59 23 * * 1-5 /home/adam/script.sh will execute script.sh every day, monday through friday, at 11:59 p.m.
0 0 * * 0 /home/adam/script.sh will execute script.sh once a week. You could also specify @weekly instead of 0 0 * * 0.

0 23 1 * * /home/adam/script.sh will execute script.sh once a month, on the first, at 11:00 PM. You could also specify @monthly in place of 0 23 1 * *.