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This article introduces the knowledge of "introduction and advantages of nginx". In the operation of practical cases, many people will encounter such a dilemma. Then let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

Introduction

Nginx is a free, open source, high-performance HTTP server and reverse proxy server; it is also an IMAP, POP3, SMTP proxy server; Nginx can be used as a HTTP server to publish websites, and Nginx can be used as a reverse proxy for load balancing.

What can nginx do?

Http server

Static server. (picture, video service) another lighttpd. And send tens of thousands, html,js,css,flv,jpg,gif and so on.

Support for fastcgi

Run PHP,jsp in the same way as nginx-fastcgi. (PHP concurrency is 500-1500. MySQL concurrency is 300-1500).

Reverse proxy

You can forward the binding virtual path.

Load balancing

Can do load balancing. Below the daily pv2000W, you can directly use nginx as an agent.

Cache / compression / current limit, etc.

Web page cache and file compression and other functions, but also can do IP current limit, using token bucket algorithm to limit current.

Advantages of nginx

High concurrency. Static small file

It takes up less resources. 20,000 concurrency, 10 threads, memory consumption of hundreds of M.

There are many kinds of functions. Web,cache,proxy . Each function is not very strong.

Support the epoll model, so that nginx can support high concurrency.

There is a difference between nginx and dynamic services and Apache. (FASTCGI interface)

Nginx can be used to limit the speed of IP and the number of connections.

The configuration is simple and flexible.

This is the end of the introduction and advantages of nginx. Thank you for your reading. If you want to know more about the industry, you can follow the website, the editor will output more high-quality practical articles for you!

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