The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
0 0 7 */2 *
This cron command translates to the following (in Human-Readable format):
“Every 2 months on day 7 of the month.”
What is a Cron Job & Crontab?
Crontab files are stored in the “/etc/cron*” directories on most Linux systems. Each user has their own crontab file, and there is also a system-wide crontab file that can be used to schedule system tasks.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every 2 months on day 7 of the month“:
FUN FACT: Cron jobs are named after the Greek god Chronos, who represents time itself..
You might want to set up a crontab or cron job to run every 2 months on day 7 of the month for several reasons, including:
- Run a script to update software on the first of every month
- Rotate backups so that you have one full backup from each month
- Delete old log files that are no longer needed
- Generate reports on the 7th day of every other month
Similar Cron Jobs
You might also want to run a crontab:
- every 3 months
- every 5 months
- every 6 months
- every 2 months
- every 1 month
- every 1 month on day 19 of the month
- every 5 months on day 24 of the month
FUN FACT: If you want to see what commands are scheduled in your crontab, type: “crontab -l”.
In this article, you learned how to set up a cron job that runs every 2 months on day 7 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.