The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
30 0 */6 * *
This cron command translates to the following (in Human-Readable format):
“Every 6 days at 12:30 am.”
What is a Cron Job & Crontab?
A cron job is a task that is scheduled to run at a specified time or interval. Cron jobs are typically used to perform system maintenance or administration tasks, such as backing up data or generating reports.
Crontab is a file that contains instructions for the cron daemon, which is a program that executes commands at specified intervals. Crontab files are typically edited with the crontab command, which allows users to create, edit, and delete their own crontab files.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every 6 days at 12:30 am“:
FUN FACT: If you want to edit your personal crontab, just type: “crontab -e” at the command prompt..
You might want to set up a crontab or cron job to run every 6 days at 12:30 am for several reasons, including:
- Sending out a weekly newsletter on Monday mornings
- Running a daily backup script at night
- Generating reports based on data from the past week
- Calculating monthly statistics
Similar Cron Jobs
You might also want to run a crontab:
- every 8 days
- every 4 days
- every 6 days
- every 2 days
- every 5 days
- every 9 days at 8:00 am
- every 10 days at 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!.
In this article, you learned how to set up a cron job that runs every 6 days at 12:30 am. 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.