Problem with the site on Bitrix

A certain script on the site generates millions of requests per day, which reboots the CMS. And real phones are pulled up in requests ("A lot of httpd (Apache) processes create a huge load. Probably, in this case, as a result of the work of scripts on the site, these processes are created that do not terminate automatically and continue to consume resources. " is the response of the hosters support. Actually, the task is to correct this disgrace.