The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
30 7 */5 * *
This cron command translates to the following (in Human-Readable format):
“Every 5 days at 7:30 am.”
What is a Cron Job & Crontab?
A cron job is a time-based task that is set to run at specific intervals. These jobs are usually used for maintenance or automation purposes. For example, a cron job could be set to delete temporary files every week so that they don’t take up space on the server.
To create or edit a cron job, users must first open the crontab file using a text editor. The crontab file contains instructions for the cron daemon, which is the program that actually executes the commands specified in the file. Each line in the crontab file represents a single task or command.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every 5 days at 7:30 am“:
FUN FACT: You can use cron to schedule just about anything!.
You might want to set up a crontab or cron job to run every 5 days at 7:30 am for several reasons, including:
- Sending a daily email report
- Generating a weekly sales report
- Backing up databases
- Cleaning up temporary files
Similar Cron Jobs
You might also want to run a crontab:
FUN FACT: Cron jobs are named after the Greek god Chronos, who represents time itself..
In this article, you learned how to set up a cron job that runs every 5 days at 7:30 am. 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.