The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
* 2-18 * * *
This cron command translates to the following (in Human-Readable format):
“Every minute between 2:00 am 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 jobs are typically used for automating system maintenance or administration tasks, such as running backups or sending email reports.
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 2:00 am and 6:00 pm“:
FUN FACT: If you need to delete a cron job, simply remove the corresponding line from the crontab file and save your changes..
You might want to set up a crontab or cron job to run every minute between 2:00 am and 6:00 pm for several reasons, including:
- To run a daily backup at 3:00 am
- To send out a daily report email every morning at 9:00 am
- To check for new software updates every day at 4:00 pm
Similar Cron Jobs
You might also want to run a crontab:
- every 15 minutes
- every 2 minutes
- every 7 minutes
- every 19 minutes
- every minute
- every minute between 12:00 am and 10:00 pm
- every minute between 2:00 am and 7:00 pm
- every minute between 8:00 am and 3:00 pm
FUN FACT: If you need to temporarily disable a cron job, you can simply comment out the line in the crontab file that corresponds to that particular task..
In this article, you learned how to set up a cron job that runs every minute between 2:00 am 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.