Login as root user through SSH (I prefer putty)
To view crontab entries execute the following command: crontab -l
To edit crontab directly you can use: crontab -e
But for bulk editing it’s not really convenient, right?
As you remember, WordPress in-built CRON doesn’t work the same way as classical CRON does.
Instead of being triggered on a specified time, it fires only when someone visits the website.
If you have bumped into that nasty Missed Schedule issue on your website ->>> you might want to check this post first.
What is wp-cron.php?
To answer this question we should understand what CRON itself is.
How to check if wp-cron is working?First, let’s make sure that wp cron is actually working on your website and if not repair it. We’ll create a new post and set it publish date in future (few minutes from now)If WP CRON works as expected the post you’ve scheduled will be published in a few minutes.