Automating Jenkins Job Configuration: Job DSL, Multibranch, Job Generator, and JJB
Manually creating many Jenkins jobs is slow and error-prone. This guide compares the main automation options and shows practical jobs-as-code examples for repeatable setup.
Install Jenkins with Docker: Persistent Setup, Port Mapping, and Logs
Learn how to run Jenkins in Docker with correct port mapping, persistent storage, and operational commands. This updated guide keeps the original workflow but adds modern, production-minded practices.
Jenkins at Scale: Practical References and Admin Cheatsheet
This revised guide upgrades a short 2015 Jenkins link post into an operations-ready reference for teams running Jenkins at scale. It preserves the original links and adds a workflow diagram, comparison table, and practical API/CLI examples.
Jenkins Email-ext: Add Full or Regex-Filtered Build Logs to Email Body
Learn how to include Jenkins build logs directly in notification emails using email-ext tokens. This revised guide covers full-log and regex-filtered approaches for freestyle jobs and Pipeline templates.
Jenkins Backup and Restore Runbook: ThinBackup, Filesystem Archives, and Recovery Steps
A practical Jenkins backup and restore guide for DevOps teams, covering what to back up, strategy trade-offs, and step-by-step command examples. Includes a workflow diagram and a recovery checklist you can operationalize.
Jenkins Email-ext: Include Build Logs in Email Body (Full Log or Regex-Filtered)
Learn how to configure Jenkins Email Extension tokens to send either the full build log or targeted regex matches directly in the email body. This guide covers practical token examples, workflow, and pitfalls to avoid noisy or oversized alerts.
Fix Jenkins java.lang.OutOfMemoryError: PermGen Space (Controller, Agents, and Build Tools)
Jenkins PermGen errors are usually caused by JVM memory limits set in the wrong place. This guide shows where to configure memory flags for controllers, agents, and build tools, plus how to handle Java 8+ where PermGen was replaced.
Jenkins Troubleshooting Guide: Fast Triage, Log Analysis, and Common Failure Fixes
A practical Jenkins troubleshooting guide for DevOps teams: find the right logs first, separate controller vs. agent vs. job failures, and resolve common outage patterns quickly.
Jenkins Command-Line Authentication and Job Triggers with cURL and Wget
Learn practical ways to authenticate scripted requests to Jenkins and trigger jobs from the command line using cURL and wget. This revision also covers CSRF crumb handling, version caveats, and troubleshooting.
Jenkins CLI Reference: Setup, Authentication, and Practical Command Examples
Jenkins CLI helps you automate administrative and build operations from the terminal. This updated reference covers setup, authentication choices, and high-value commands with copy-ready examples.
Jenkins CLI Guide: Download, Authenticate, and Automate Jobs from the Terminal
Learn how to use Jenkins CLI to run builds, administer jobs, and script Jenkins operations without the web UI. This updated guide covers setup, authentication, command discovery, and practical examples.
What is Jenkins and use cases of Jenkins?
What is Jenkins? Jenkins is an open-source automation server widely used for building, testing, and deploying software projects. It provides a platform for continuous integration and continuous…
Jenkins Tutorials: Installing Jenkins on Tomcat
We are going to discuss Installing Jenkins today. We will be focusing on installing it on Tomcat server as a servlet, and tomcat will act as a…
Jenkins Tutorials: Install Jenkins as Docker Container
In the Previous Post we Learned How to install Jenkins as Servlet on Tomcat server. In this post we will try even simple and easy way to…
Top Jenkins interview questions and answers
1. What is Jenkins? Jenkins is an open-source automation server that helps automate various aspects of software development, such as building, testing, and deploying code. It allows…
How to Implement GitOps Using Jenkins?
Hello there, fellow tech enthusiasts! In this blog post, we are going to delve into the world of GitOps and learn how to implement it using Jenkins….
Jenkins Tutorial: Install Jenkins on Ubuntu
In this tutorial we are going to install Jenkins on Ubuntu operating system. Ubuntu is another debian based operating system – open sourced and highly loved by…
What is Jenkins and How does it work? An Overview and Its Use Cases
History & Origin of Jenkins The Jenkins project was started in 2004 (originally called Hudson) by Kohsuke Kawaguchi, while he worked for Sun Microsystems. Kohsuke was a…
Jenkins Backup and Restore using ThinBakcup
Step 1 – Install ThinBackup Plugins Step 2 – Configure ThinBackup Plugins Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about…
How to Login to Jenkins using commands and API?
Working commands for Login ##Command to know the status of Build? ##Trigger a Jenkins Job without authentication ##Trigger a Jenkins Job with authentication ##Running commands against a…
Jenkins commands lines reference from jenkins using jenkins-cli.jar
You can access various features in Jenkins through a command-line tool. See the documentation for more details of this feature. To get started, download jenkins-cli.jar, and run it as follows:…
Top Jenkins interview questions and answers
What is a basic requirement for using Jenkins? To use Jenkins you require:Â A source code repository that is accessible, for instance, a Git repository. A working build…
What is Jenkins?
Jenkins provides us seamless ways to set up a CI/CD environment for almost any combination of code languages and source code repositories using pipelines. It is an…
How to trigger a jenkins job when code is pushed to github using “GitHub hook trigger for GITScm polling”
The GitHub plugin for Jenkins is the most basic plugin for integrating Jenkins with GitHub projects. If you are a GitHub user, this plugin enables you…
How to Trigger builds remotely in Jenkins? | Jenkins Tutorials
 How to Trigger builds remotely in Jenkins?  1. Create a user – You need to create a user in jenkins using you would like to…
Trigger Jenkins Job using “Build periodically” and “Poll SCM”
Method 1 – AT CERTAIN TIME AKA Build periodically Method 2 – AT CERTAIN TIME BUT Build only when there is Code changes AKA Poll SCM Setting…
Jenkins Introduction Simply Explained?
Jenkins is an open source continuous integration/continuous delivery and deployment tools. Jenkins in the Java programming language. It is used to implement CI/CD workflows, called pipelines. Jenkins…
How to Register and prepare for the Jenkins Certification? – 2020
What is Jenkins? Jenkins is one of the most popular DevOps tool for Continuous Integration and Continuous Deployment (CI/CD). It plays an important role in automating the…
What is Jenkins X? and How Jenkins X works?
Jenkins is described as an “extensible automation server” also popularly known as continuous integration and delivery tool that can be configured, via plugins, to be a Continuous…