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This article introduces the knowledge of "how to use crontab to execute scripts regularly in the Linux system". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

Netizens suddenly asked, thought for a long time, found that it really can not be solved with one command, so only two crontab commands can be used to achieve the goal of crontab setting to execute commands / scripts every 90 minutes (one and a half hours). Here's how to set crontab settings to execute commands / scripts every 90 minutes (one and a half hours):

The code is as follows:

0 command 3, 6, 9, 12, 15, 18, 21, and

30 1 command 4 7 10 10 13 16 19 22 * command / / Note that two command are the same command

I saw someone say I haven't tried to use fcron.

By the way, post the explanation of the crontab settings:

The code is as follows:

* command to be executed

--

| | |

| | +-day of week (0-6) (Sunday=0) |

| | +-month (1-12) |

| | +-day of month (1-31) |

| | +-hour (0-23) |

+-min (0-59)

Crontab sets commands / scripts to be executed every 90 minutes (one and a half hours)

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