The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
* 13-16 * * *
This cron command translates to the following (in Human-Readable format):
“Every minute between 1:00 pm and 4:00 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 typically used for automating tasks, such as running backups or sending emails.
A crontab is a file that contains instructions for the cron daemon. The cron daemon is a program that runs in the background and executes tasks at specified times. A crontab file consists of a series of lines, each of which represents a task to be executed. Each line has five fields, separated by spaces or tabs.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every minute between 1:00 pm and 4:00 pm“:
FUN FACT: Each user on a system can have their own crontab, and commands in them will be executed as that user..
You might want to set up a crontab or cron job to run every minute between 1:00 pm and 4:00 pm for several reasons, including:
- Scheduling a backup to run every day at 1:00 pm
- Restarting a service every day at 3:00 pm
- Running a report every day at 4:00 pm
Similar Cron Jobs
You might also want to run a crontab:
- every 25 minutes
- every 8 minutes
- every 16 minutes
- every 21 minutes
- every minute between 2:00 am and 2:00 pm
- every minute between 12:00 am and 7:00 am
- every minute between 12:00 pm and 5:00 pm
FUN FACT: Cron jobs are often used to perform regular maintenance tasks, such as running backups or sending out reports..
In this article, you learned how to set up a cron job that runs every minute between 1:00 pm and 4:00 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.