The efficiency analysis of HTTP/2 protocol

HTTP/2 version of the network protocol HTTP was published in May 2015 [1]. The main purpose of its creation was the requirement to improve data exchange of web applications. Historically, the development of the HTTP/2 protocol has become an alternative to HTTP-enabled SPDY Protocol by Google. Features of HTTP/2 were so promising that Google has discontinued support for SPDY in early 2016 in favor of HTTP/2.The basic features of the HTTP/2 protocol were described. The experiment on website performance with different versions of HTTP protocols was conducted. Practical recommendations of using HTTP protocol have been discussed.