The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
* 3-11 * * *
This cron command translates to the following (in Human-Readable format):
“Every minute between 3:00 am and 11:00 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 is a file that contains commands to be run at specified times. The crontab file is typically edited using the crontab command, which can be used to list, edit, or delete the contents of the file.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every minute between 3:00 am and 11:00 am“:
FUN FACT: Cron jobs are stored in a file called “crontab”, which is short for “cron table”..
You might want to set up a crontab or cron job to run every minute between 3:00 am and 11:00 am for several reasons, including:
- Sending a daily report to a user
- Generating a report of system activity
- Taking backups
- Checking for updates to software
Similar Cron Jobs
You might also want to run a crontab:
- every 21 minutes
- every 4 minutes
- every 25 minutes
- every 19 minutes
- every 27 minutes
- every minute between 10:00 am and 4:00 pm
- every minute between 5:00 pm and 7:00 pm
- every minute between 1:00 am and 6:00 am
FUN FACT: If you want to see what commands are scheduled in your crontab, type: “crontab -l”.
In this article, you learned how to set up a cron job that runs every minute between 3:00 am and 11:00 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 crontab cheat sheet for a list of hundreds of popular cron jobs.