The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
* 12-16 * * *
This cron command translates to the following (in Human-Readable format):
“Every minute between 12:00 pm and 4:00 pm.”
What is a Cron Job & Crontab?
A cron job is a scheduled task that is typically executed by the server in order to automate certain processes or tasks. For example, a cron job could be set up to automatically backup a database every night at 2am.
The crontab is a file that contains instructions for the cron daemon. The crontab is typically edited using the crontab command.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every minute between 12:00 pm and 4:00 pm“:
FUN FACT: Cron jobs are named after the Greek god of time, Chronos – so now you know where the name comes from!.
You might want to set up a crontab or cron job to run every minute between 12:00 pm and 4:00 pm for several reasons, including:
- Sending a daily summary email of recent activity to all users
- Archiving data from the past week
- Deleting temporary files that are more than 7 days old
- Generating reports on system usage
Similar Cron Jobs
You might also want to run a crontab:
- every 16 minutes
- every 15 minutes
- every 21 minutes
- every 26 minutes
- every minute between 2:00 am and 2:00 pm
- every minute between 6:00 am and 3:00 pm
- every minute between 4:00 pm and 9:00 pm
FUN FACT: One common use for cron jobs is to send out email reminders or notifications based on certain events (such as an upcoming deadline)..
In this article, you learned how to set up a cron job that runs every minute between 12:00 pm and 4:00 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.