The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
* 18-21 * * *
This cron command translates to the following (in Human-Readable format):
“Every minute between 6:00 pm and 9:00 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 system maintenance or administration tasks, such as running backups or sending email reports.
Crontab files are stored in the “/etc/cron*” directories on most Linux systems. Each user has their own crontab file, and there is also a system-wide crontab file that can be used to schedule system tasks.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every minute between 6:00 pm and 9:00 pm“:
FUN FACT: Cron jobs are used to schedule commands or scripts to run automatically at a specified time and date..
You might want to set up a crontab or cron job to run every minute between 6:00 pm and 9:00 pm for several reasons, including:
- Scheduling a meeting
- Sending out a reminder email
- Making dinner reservations
- Checking traffic conditions
- Booking a movie ticket
Similar Cron Jobs
You might also want to run a crontab:
- every 12 minutes
- every 26 minutes
- every 25 minutes
- every 30 minutes
- every 3 minutes
- every minute between 1:00 pm and 3:00 pm
- every minute between 6:00 am and 7:00 am
- every minute between 1:00 am and 9:00 am
FUN FACT: If you want to edit your personal crontab, just type: “crontab -e” at the command prompt..
In this article, you learned how to set up a cron job that runs every minute between 6:00 pm and 9:00 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.