The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
0 1 */8 * *
This cron command translates to the following (in Human-Readable format):
“Every 8 days at 1:00 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 is a file that contains a list of commands to be executed by the cron daemon. The commands in the crontab are executed at the 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 1:00 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 8 days at 1:00 am for several reasons, including:
- Automatically update software
- Automatically backup files
- Perform system maintenance tasks
- Generate reports
Similar Cron Jobs
You might also want to run a crontab:
- every 5 days
- every 7 days
- every 10 days
- every 3 days
- every 1 day
- every 6 days
- every 10 days at 6:00 am
- every 1 day at 1:00 pm
FUN FACT: Cron jobs are often used to perform regular maintenance tasks, such as running backups or sending out reports..
In this article, you learned how to set up a cron job that runs every 8 days at 1:00 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.