Getting more request in apache

We are facing a high request to our apache. As a result the site is now posting with a 522 error message.

Need a quick help…

Which means that your webserver is overwhelmed.

Check your server logs to get a clue what is Happening, where tge request come from and what is accessed.
After that you can apply firewall rules, integrity Checks and so on. If all requests go through Cloudflare, you could activate “I am under attack”.

Some useful tips about that