The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
0 0 1 */4 *
This cron command translates to the following (in Human-Readable format):
“Every 4 months.”
What is a Cron Job & Crontab?
A cron job is a task that is scheduled to run at a specific time or interval. Cron jobs are typically used for automating tasks, such as running backups or sending emails.
A crontab is a text file containing a list of commands that are executed at specified times. The commands in the crontab are executed by the cron daemon, which runs in the background and checks for new entries every minute.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every 4 months“:
FUN FACT: If a cron job is not properly configured, it might never execute – so make sure you double-check your settings before setting one up!.
You might want to set up a crontab or cron job to run every 4 months for several reasons, including:
- Checking for software updates
- Generating reports
- Backing up data
- Cleaning up temporary files
Similar Cron Jobs
You might also want to run a crontab:
- every 4 months
- every 2 months
- every 6 months
- every 5 months
- every 3 months on day 24 of the month
- every 5 months on day 2 of the month
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 4 months. 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.