The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
0 4 */6 * *
This cron command translates to the following (in Human-Readable format):
“Every 6 days at 4:00 am.”
What is a Cron Job & Crontab?
A cron job is a scheduled task that is typically executed automatically at a predetermined time or interval. Cron jobs are commonly used to perform system maintenance or administrative tasks, such as backing up data or generating reports.
A crontab (also known as a “cron table”) is a file that contains a list of commands that are executed at specified times.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every 6 days at 4:00 am“:
FUN FACT: If you need to temporarily disable a cron job, you can simply comment out the line in the crontab file that corresponds to that particular task..
You might want to set up a crontab or cron job to run every 6 days at 4:00 am for several reasons, including:
- Automated system maintenance tasks (e.g., log rotation, backup)
- Periodic check for updates or security patches
- Recurring report generation
Similar Cron Jobs
You might also want to run a crontab:
- every 6 days
- every 8 days
- every 2 days
- every 4 days
- every 5 days at 12:30 am
- every 1 day at 2:00 pm
- every 10 days at 12:00 am
FUN FACT: When troubleshooting issues with cron jobs, it can be helpful to run them manually from the command line – this will allow you to see any error messages that might be generated..
In this article, you learned how to set up a cron job that runs every 6 days at 4:00 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 crontab cheat sheet for a list of hundreds of popular cron jobs.