The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
* 4-19 * * *
This cron command translates to the following (in Human-Readable format):
“Every minute between 4:00 am and 7:00 pm.”
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.
The crontab is a file that contains instructions for the cron daemon. The crontab is typically edited using the crontab command.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every minute between 4:00 am and 7:00 pm“:
FUN FACT: Cron jobs are often used to perform regular maintenance tasks, such as running backups or sending out reports..
You might want to set up a crontab or cron job to run every minute between 4:00 am and 7:00 pm for several reasons, including:
- A daily backup at 4:00 am
- Checking for new email every 5 minutes
- A cron job to update a website every 10 minutes
- Running a script to check for errors every hour
Similar Cron Jobs
You might also want to run a crontab:
- every 12 minutes
- every 11 minutes
- every 19 minutes
- every 8 minutes
- every 14 minutes
- every minute between 12:00 pm and 7:00 pm
- every minute between 8:00 am and 12:00 pm
- every minute between 4:00 pm and 10:00 pm
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 4:00 am and 7:00 pm. 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.