Cron Job Every 10 Days At 9:00 pm (Crontab)

This page will help you quickly and easily set up a cron job to run every 10 days at 9:00 pm.

The Cron Job/Crontab

To have your task run at this frequency, use the following cron:

0 21 */10 * *

This cron command translates to the following (in Human-Readable format):

“Every 10 days at 9:00 pm.”

What is a Cron Job & Crontab?

A cron job is a time-based task that is set to run at a specific time or interval. These jobs are usually used for automating tasks, such as running backups or sending emails. Cron is the name of the program that enables users to schedule these jobs.

A crontab is a file that contains commands to be run at specified times. The crontab file is typically edited using the crontab command, which can be used to list, edit, or delete the contents of the file.

Cron Fields

Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every 10 days at 9:00 pm“:

  • Field 1: (0) indicates that the task will be run at minute 0.
  • Field 2: (21) indicates that the task will be run at hour 21 (9 pm).
  • Field 3: (*/10) indicates that the task will be run every 10 days.
  • Field 4: (*) indicates that the task will be run every month.
  • Field 5: (*) indicates that the task will be run every day of the week.
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    FUN FACT: A common use for cron jobs is to generate periodic reports – for example, you could set up a cron job to automatically generate and send out a report on website traffic statistics every week..

    Use Cases

    You might want to set up a crontab or cron job to run every 10 days at 9:00 pm for several reasons, including:

    • Run a script to update a database
    • Delete temporary files that are no longer needed
    • Generate reports based on data from the past 10 days
    • Send out emails to users who have not logged in for 10 days

    Similar Cron Jobs

    You might also want to run a crontab:

    FUN FACT: Cron jobs are named after the Greek god of time, Chronos – so now you know where the name comes from!.

    Wrapping Up

    In this article, you learned how to set up a cron job that runs every 10 days at 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.

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