There are a lot of articles about enabling gzip in Apache for HTML, CSS, JS files. But there is no research about how does
mod_deflateinfluence server productivity. We can output any textual files as archives, reduce their size, and thereby increase load speed of any website. So current research is going to find the answer to the following questions how gzip enabling should slow down the server? Is this reasonable for high load projects? Is there any case when gzip shouldn't be used?