The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
40 */2 * * *
This cron command translates to the following (in Human-Readable format):
“Every 2 hours at 40 minutes past the hour.”
What is a Cron Job & Crontab?
A crontab is a file containing commands and instructions for the cron daemon to execute.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every 2 hours at 40 minutes past the hour“:
FUN FACT: Cron jobs are automated processes that run on a schedule..
You might want to set up a crontab or cron job to run every 2 hours at 40 minutes past the hour for several reasons, including:
- Sending a daily summary email of recent activity on a website
- Generating a report of server performance data
- Backing up user data from a web application
- Cleaning up temporary files that are no longer needed
Similar Cron Jobs
You might also want to run a crontab:
- every 8 hours
- every 2 hours
- every 1 hour
- every 10 hours
- every hour between 8:00 am and 12:00 pm
- every hour between 10:00 am and 7:00 pm
- every hour between 1:00 am and 3:00 pm
FUN FACT: Cron is one of the most powerful tools available on a Linux system – use it wisely!.
In this article, you learned how to set up a cron job that runs every 2 hours at 40 minutes past the hour. 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.