There are too many HTTP server software available, and each one has its pros and cons. The two most popular HTTP servers used are NGINX and Apache. Let's have a look at both of them and note which one is better for our needs.
Apache is the most widely used HTTP server and is loved by most administrators. It is selected by administrators because of its flexibility, widespread support, power, and modules for most of the interpreted languages, such as PHP. As Apache can process a vast number of interpreted languages, it does not need to communicate with other software to fulfill the request. Apache can process requests in prefork (the processes are spawned across thread), worker (threads are spawned across processes), and event-driven (same as worker process, but it sets dedicated threads for keep-alive connections and separate threads for active connections); thus, it provides much more flexibility.
As discussed earlier, each request will be processed by a single thread...