This page will help you quickly and easily set up a cron job to run every minute between 4:00 pm and 9:00 pm.

The Cron Job/Crontab

To have your task run at this frequency, use the following cron:

* 16-21 * * *

This cron command translates to the following (in Human-Readable format):

“Every minute between 4:00 pm and 9:00 pm.”

What is a Cron Job & Crontab?

A cron job is a scheduled task that is typically executed automatically at a predetermined time or interval. Cron jobs are commonly used to perform system maintenance or administrative tasks, such as backing up data or generating reports.

Each user has their own crontab file, and the commands in this file are only executed by that particular user. The file contains instructions for the cron daemon. To edit your crontab file, you can use the crontab command.

Cron Fields

Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every minute between 4:00 pm and 9:00 pm“:

Field 1: (*) indicates that the task will be run every minute.

Field 2: (16-21) indicates that the task will be run between hours 16 and 21 (4 pm to 9 pm).

Field 3: (*) indicates that the task will be run every day of the month.

Field 4: (*) indicates that the task will be run every month.

Field 5: (*) indicates that the task will be run every day of the week.

FUN FACT: Cron jobs can be set up to run at specific times, or they can be configured to run periodically (e.g., every hour)..

Use Cases

You might want to set up a crontab or cron job to run every minute between 4:00 pm and 9:00 pm for several reasons, including:

Checking for new messages in a chat application
Refreshing data from a remote API
Running a daily backup script

Similar Cron Jobs

You might also want to run a crontab:

FUN FACT: Cron jobs are often used to perform regular maintenance tasks, such as running backups or sending out reports..

Wrapping Up

In this article, you learned how to set up a cron job that runs every minute between 4:00 pm and 9:00 pm. Please share this page with friends and colleagues if you find it useful.

If you have any questions, please don’t hesitate to comment below.

If you are looking for cron jobs that run at certain minutes, hours, days, weekdays, or months, or if you are looking for miscellaneous cron jobs, then check out our relevant sections, or visit our cron job cheat sheet for a list of hundreds of popular cron jobs.

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Cron Job Every Minute Between 4:00 pm & 9:00 pm (Crontab)