Ebook: Mastering GitLab 12: implement DevOps culture and repository management solutions

GitLab is an open source end-to-end software development platform with built-in version control, issue tracking, code review, CI/CD, and more. This book will help you master the software development workflow in GitLab and boost your productivity by putting teams to work on GitLab via an on premise installation or via a Cloud-based infrastructure.;Cover; Title Page; Copyright and Credits; Dedication; About Packt; Contributors; Table of Contents; Preface; Section 1: Install and Set Up GitLab On-Premises or in the Cloud; Chapter 1: Introducing the GitLab Architecture; Technical requirements; The origins of GitLab; Exploring GitLab editions -- CE and EE; The core system components of GitLab; NGINX; Installing NGINX; Unicorn; Installing Unicorn; Debugging Unicorn; Timeouts in Unicorn logs; Unicorn processes disappear; Other kinds of errors or 100% CPU load; Sidekiq; Installing Sidekiq; Debugging Sidekiq; Sidekiq processes disappear