Book Image

Nginx Troubleshooting

By : Alexey Kapranov
Book Image

Nginx Troubleshooting

By: Alexey Kapranov

Overview of this book

Nginx is clearly winning the race to be the dominant software to power modern websites. It is fast and open source, maintained with passion by a brilliant team. This book will help you maintain your Nginx instances in a healthy and predictable state. It will lead you through all the types of problems you might encounter as a web administrator, with a special focus on performance and migration from older software. You will learn how to write good configuration files and will get good insights into Nginx logs. It will provide you solutions to problems such as missing or broken functionality and also show you how to tackle performance issues with the Nginx server. A special chapter is devoted to the art of prevention, that is, monitoring and alerting services you may use to detect problems before they manifest themselves on a big scale. The books ends with a reference to error and warning messages Nginx could emit to help you during incident investigations.
Table of Contents (15 chapters)
Nginx Troubleshooting
About the Author
About the Reviewers
Rare Nginx Error Messages

Software development

Nginx is developed by a commercial company having very highly qualified full-time paid software engineers. At the same time, the open source version of Nginx, which covers 99% of your needs, is always available both as a collection of versioned tarballs and as a Mercurial repository with commits history under a very permissive BSD license that allows modification and redistribution. This is a unique opportunity to learn from a corpus of very effective and professional C code. Nginx supports modules, and there are numerous third-party Nginx modules available (see the official wiki page Nginx module development is the main way to customize the software for specific needs and is a very valuable skill that you may build your career on.

Nginx is written in C language with very little external dependencies. It contains its own highly effective library of primitive data structures and algorithms, such as hash tables, radix trees...