The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
*/22 * * * *
This cron command translates to the following (in Human-Readable format):
“Every 22 minutes.”
What is a Cron Job & Crontab?
A cron job is a time-based task that is set to run at specific intervals. These jobs are usually used for maintenance or automation purposes. For example, a cron job could be set to delete temporary files every week so that they don’t take up space on the server.
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, which runs in the background.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every 22 minutes“:
FUN FACT: When editing your crontab, it is important to use a text editor that supports Unix-style line endings (LF), as opposed to Windows-style line endings (CRLF)..
You might want to set up a crontab or cron job to run every 22 minutes for several reasons, including:
- A cron job to run a system maintenance task every 22 minutes
- A cron job to check for new messages in a mailbox every 22 minutes
- A cron job to refresh data from an external API every 22 minutes
Similar Cron Jobs
You might also want to run a crontab:
- every 10 minutes
- every 23 minutes
- every 9 minutes
- every 15 minutes
- every 24 minutes
- every minute between 12:00 am and 8:00 am
- every minute between 1:00 am and 5:00 pm
- every minute between 9:00 am 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 22 minutes. 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.