The Cron Job/Crontab
To have your task run at this frequency, use the following cron:
30 10 * * *
This cron command translates to the following (in Human-Readable format):
“Every 1 day at 10:30 am.”
What is a Cron Job & Crontab?
A cron job is a scheduled task that is typically executed automatically at a predetermined time or interval. Cron jobs are often used to perform routine system maintenance tasks, such as backing up files or databases, deleting temporary files, or sending email notifications.
A crontab is a file containing commands and instructions for the cron daemon to execute.
Every cron job uses five fields. Here is an explanation of what each field does in this cron, which runs “every 1 day at 10:30 am“:
FUN FACT: Cron jobs are often used to perform regular maintenance tasks, such as running backups or sending out reports..
You might want to set up a crontab or cron job to run every 1 day at 10:30 am for several reasons, including:
- Calculating statistics that need to be generated on a daily basis
- Sending out a daily digest of news articles
- Generating a report of yesterday’s sales
- Backing up databases
Similar Cron Jobs
You might also want to run a crontab:
- every 3 days
- every 9 days
- every 6 days
- every 5 days
- every 8 days at 10:00 pm
- every 1 day at 7:00 pm
- every 7 days at 12:00 pm
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..
In this article, you learned how to set up a cron job that runs every 1 day at 10:30 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 cron job cheat sheet for a list of hundreds of popular cron jobs.