The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
30 23 */7 * *
This cron command translates to the following (in Human-Readable format):
“Every 7 days at 11:30 pm.”
What is a Cron Job & Crontab?
A cron job is a scheduled task that is typically executed by the operating system. Cron jobs are often used to automate repetitive tasks, such as backing up files or checking for updates.
A crontab is a text file containing a list of commands that are executed at specified times. The commands in the crontab are executed by the cron daemon, which runs in the background and checks for new entries every minute.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every 7 days at 11:30 pm“:
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 7 days at 11:30 pm for several reasons, including:
- Run a backup of all databases every 7 days
- Restart web server every 7 days
- Delete log files older than 30 days every 7 days
Similar Cron Jobs
You might also want to run a crontab:
- every 8 days
- every 4 days
- every 1 day
- every 2 days
- every 10 days
- every 7 days at 8:00 pm
- every 10 days at 7:00 am
- every 1 day at 2:30 pm
FUN FACT: If you need to delete a cron job, simply remove the corresponding line from the crontab file and save your changes..
In this article, you learned how to set up a cron job that runs every 7 days at 11:30 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.