The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
30 6 */8 * *
This cron command translates to the following (in Human-Readable format):
“Every 8 days at 6:30 am.”
What is a Cron Job & Crontab?
A cron job is a time-based task that is set to run at specific intervals. This can be anything from running a script every hour to backing up a database every day. Cron jobs are typically used for maintenance tasks or tasks that need to be performed regularly, such as checking for updates or sending out reports.
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 8 days at 6:30 am“:
FUN FACT: Cron jobs are used to schedule commands or scripts to run automatically at a specified time and date..
You might want to set up a crontab or cron job to run every 8 days at 6:30 am for several reasons, including:
- Send a daily report on server performance
- Run a weekly backup
- Clean up temporary files every two weeks
- Generate monthly reports on sales figures
Similar Cron Jobs
You might also want to run a crontab:
- every 8 days
- every 2 days
- every 5 days
- every 6 days
- every 3 days
- every 4 days
- every 5 days at 7:00 am
- every 5 days at 10:30 am
FUN FACT: Cron jobs are stored in a file called “crontab”, which is short for “cron table”..
In this article, you learned how to set up a cron job that runs every 8 days at 6:30 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.