Linux common commands-50: crontab

The crontab command is used to submit and manage user tasks that need to be executed periodically, similar to the scheduled tasks under windows .

Syntax format: crontab [parameter]

Common parameters:

Example

 # 显示计划任务crontab -l # 编辑计划任务crontab -e

The format of the scheduled task is

 minute hour day month week command

Respectively: time-sharing sun-month-week commands

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