The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
* 9-20 * * *
This cron command translates to the following (in Human-Readable format):
“Every minute between 9:00 am and 8:00 pm.”
What is a Cron Job & Crontab?
A cron job is a time-based task that is set to run at specific intervals. This can be anything from running a backup script every night to sending out an email notification once a week. Cron jobs are typically used for maintenance or repetitive tasks.
A crontab is a file that contains a list of commands that are to be executed at specified times. The commands in the crontab are executed by the cron daemon.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every minute between 9:00 am and 8:00 pm“:
FUN FACT: Cron jobs are automated processes that run on a schedule..
You might want to set up a crontab or cron job to run every minute between 9:00 am and 8:00 pm for several reasons, including:
- Checking if a server is up and running
- Sending out a notification or alert
- Running a backup
- Generating a report
Similar Cron Jobs
You might also want to run a crontab:
- every 30 minutes
- every 22 minutes
- every 21 minutes
- every 12 minutes
- every 11 minutes
- every minute between 3:00 pm and 6:00 pm
- every minute between 2:00 am and 9:00 am
- every minute between 9:00 am and 8:00 pm
FUN FACT: The most common way to edit cron jobs is using the crontab command – this stands for “cron table,” and it contains all the information about when your tasks should be executed..
In this article, you learned how to set up a cron job that runs every minute between 9:00 am and 8:00 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.