The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
* 15-18 * * *
This cron command translates to the following (in Human-Readable format):
“Every minute between 3:00 pm and 6:00 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 is a Linux utility that allows tasks to be automatically run in the background at regular intervals. These tasks are often called “cron jobs.”
A crontab is a file that contains a list of commands that are to be executed at specified times. The commands in the crontab are executed by the cron daemon.
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 pm and 6:00 pm“:
FUN FACT: Cron jobs can be used to automate just about any task that needs to be performed regularly – so get creative and see what you can come up with!.
You might want to set up a crontab or cron job to run every minute between 3:00 pm and 6:00 pm for several reasons, including:
- Sending a reminder to take a break every hour at work
- Checking if a server is still running every minute
- Synchronizing data between two servers every five minutes
Similar Cron Jobs
You might also want to run a crontab:
- every 30 minutes
- every 8 minutes
- every 15 minutes
- every 16 minutes
- every minute between 2:00 am and 12:00 pm
- every minute between 2:00 am and 1:00 pm
FUN FACT: Each user on a system can have their own crontab, and commands in them will be executed as that user..
In this article, you learned how to set up a cron job that runs every minute between 3:00 pm and 6:00 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 crontab cheat sheet for a list of hundreds of popular cron jobs.