The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
30 20 */6 * *
This cron command translates to the following (in Human-Readable format):
“Every 6 days at 8:30 pm.”
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.
To create or edit a cron job, users must first open the crontab file using a text editor. The crontab file contains instructions for the cron daemon, which is the program that actually executes the commands specified in the file. Each line in the crontab file represents a single task or command.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every 6 days at 8:30 pm“:
FUN FACT: Cron is typically used for things like system maintenance tasks, running backups etc..
You might want to set up a crontab or cron job to run every 6 days at 8:30 pm for several reasons, including:
- A daily backup that is rotated every six days
- A cron job that runs a maintenance script every six days
- A cron job that sends out a weekly report every Sunday at 8:30 pm
Similar Cron Jobs
You might also want to run a crontab:
- every 6 days
- every 7 days
- every 3 days
- every 2 days
- every 9 days
- every 3 days at 2:30 am
- every 9 days at 3:00 pm
- every 4 days at 12:30 pm
FUN FACT: A common use for cron jobs is to generate periodic reports – for example, you could set up a cron job to automatically generate and send out a report on website traffic statistics every week..
In this article, you learned how to set up a cron job that runs every 6 days at 8:30 pm. 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.