The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
0 5 */8 * *
This cron command translates to the following (in Human-Readable format):
“Every 8 days at 5:00 am.”
What is a Cron Job & Crontab?
A cron job is a task that is scheduled to run at a specific time or interval. Cron jobs are commonly used to automate system maintenance or administration tasks, such as running backups or sending emails.
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 8 days at 5:00 am“:
FUN FACT: When configuring a cron job, you can specify the minute, hour, day of the month, month and day of the week when it should run – this gives you a lot of flexibility in terms of when your task will be performed automatically!.
You might want to set up a crontab or cron job to run every 8 days at 5:00 am for several reasons, including:
- a backup script
- a logrotate script
- scheduled software updates
- a daily report generation script
- a disk usage monitoring script
Similar Cron Jobs
You might also want to run a crontab:
- every 8 days
- every 5 days
- every 9 days
- every 1 day
- every 4 days
- every 3 days
- every 6 days at 10:00 am
- every 4 days at 11:00 pm
- every 1 day at 12:30 pm
FUN FACT: Cron jobs are used to schedule commands or scripts to run automatically at a specified time and date..
In this article, you learned how to set up a cron job that runs every 8 days at 5:00 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 cron job cheat sheet for a list of hundreds of popular cron jobs.