The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
1 */7 * * *
This cron command translates to the following (in Human-Readable format):
“Every 7 hours at 1 minutes past the hour.”
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 is a text file that contains a list of commands to be run at specified times. The commands in the crontab are executed by the cron daemon, which runs on most Unix-like systems.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every 7 hours at 1 minutes past the hour“:
FUN FACT: Cron jobs are named after the Greek god of time, Chronos – so now you know where the name comes from!.
You might want to set up a crontab or cron job to run every 7 hours at 1 minutes past the hour for several reasons, including:
- Run a backup script
- Check for system updates
- Clear the cache
- Generate reports
Similar Cron Jobs
You might also want to run a crontab:
- every 9 hours
- every 1 hour
- every 4 hours
- every 2 hours
- every 7 hours
- every hour between 12:00 am and 3:00 pm
- every hour between 5:00 am and 2:00 pm
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!.
In this article, you learned how to set up a cron job that runs every 7 hours at 1 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 cron job cheat sheet for a list of hundreds of popular cron jobs.