Chapter 1: Introduction to DevOps
Chapter 1 of 15
Chapter 1: Introduction to DevOps
1.1 What is DevOps?
DevOps is a cultural and technical movement that combines software development (Dev) and IT operations (Ops) to shorten the development lifecycle and deliver high-quality software continuously.
Core Principles:
- Collaboration: Break down silos between teams
- Automation: Automate repetitive tasks
- Continuous Integration: Integrate code frequently
- Continuous Deployment: Deploy automatically
- Monitoring: Monitor and measure everything
1.2 DevOps Benefits
DevOps provides numerous benefits to organizations.
- Faster time to market
- Improved deployment frequency
- Lower failure rate of releases
- Faster recovery from failures
- Better collaboration between teams
1.3 DevOps vs Traditional IT
DevOps differs from traditional IT approaches in key ways.
Traditional IT:
- Separate development and operations teams
- Manual deployment processes
- Infrequent releases
- Reactive problem-solving
DevOps:
- Collaborative cross-functional teams
- Automated deployment pipelines
- Frequent, small releases
- Proactive monitoring and prevention