Jenkins Installation – Overview
This section covers how Jenkins is installed and bootstrapped for real-world usage. Installation choices directly affect stability, scalability, and maintenance.
Why Installation Matters
A poorly installed Jenkins leads to:
- Plugin instability
- Upgrade failures
- Performance issues
- Difficult recovery
A clean installation ensures:
- Predictable upgrades
- Easier backups
- Better security
Supported Installation Approaches
Jenkins can be installed in multiple ways. Each has its place.
1. Local Installation
- Installed directly on VM or machine
- Suitable for:
- Learning
- Small teams
- PoC environments
2. Docker-Based Installation
- Jenkins runs inside a container
- Suitable for:
- Consistent environments
- Easy upgrades
- Modern CI/CD setups
What This Section Covers
You will learn:
- Local Jenkins installation (Linux / macOS / Windows)
- Docker-based Jenkins installation
- Initial admin setup
- Plugin installation strategy
- Tool configuration basics
Each topic is documented in a separate file.
Installation Prerequisites
Before installing Jenkins:
- Java (LTS version)
- Adequate disk space
- Network access for plugins
- SCM access (Git)
Recommended Installation Choice
| Environment | Recommendation |
|---|---|
| Learning | Local install |
| Team CI | Docker |
| Enterprise | Docker + agents |
| Cloud | Docker / Kubernetes |