The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
0 0 22 */3 *
This cron command translates to the following (in Human-Readable format):
“Every 3 months on day 22 of the month.”
What is a Cron Job & Crontab?
A cron job is a time-based task that is set to run at a specific time or interval. This can be used to automate tasks such as running backups, sending emails, or running system maintenance scripts.
A crontab is a file containing commands and instructions for the cron daemon to execute. The crontab is used to schedule jobs (commands or shell scripts) to run periodically at certain times or dates.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every 3 months on day 22 of the month“:
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)..
You might want to set up a crontab or cron job to run every 3 months on day 22 of the month for several reasons, including:
- Checking for updates to a software application and installing them
- Generating reports on website usage statistics
- Sending out reminder emails for upcoming events or deadlines
Similar Cron Jobs
You might also want to run a crontab:
- every 1 month
- every 2 months
- every 4 months
- every 6 months
- every 3 months
- every 5 months
- every 3 months on day 19 of the month
- every 1 month on day 26 of the month
- every 5 months on day 22 of the month
FUN FACT: Cron is typically used for things like system maintenance tasks, running backups etc..
In this article, you learned how to set up a cron job that runs every 3 months on day 22 of the month. 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.