Summary Jenkins bundles Guava, a core Java library from Google. Beginning with Jenkins 2.320 (released on November 10, 2021), Jenkins has upgraded the Guava library from 11.0.1 (released on January 9, 2012) to 31.0.1 (released on September 27, 2021). Plugins have already been prepared to support the new version of Guava in JEP-233. Use the Plugin Manager to upgrade all plugins before and after upgrading to Jenkins 2.320. Motivation Many security-conscious organizations...

Hacktoberfest 2021 made great contributions to the Jenkins project. We thank all the Hacktoberfest contributors and the maintainers who reviewed the submitted pull requests. We received contributions in artwork, translation, documentation, security, and general purpose improvements. The contributions included software improvements, documentation updates, and video tutorials. Translations and Artwork Duchess France provided significant improvements to the French localization of Jenkins. The changes included new translations of text, corrections of existing...

In common CI/CD use-cases a lot of the space is consumed by test reports. This data is stored within JENKINS_HOME, and the current storage format requires huge overheads when retrieving statistics and, especially, trends. In order to display trends, each report has to be loaded and then processed in-memory. The main purpose of externalising Test Results is to optimize Jenkins performance and storage by querying the desired data from...

Jenkins Pipeline (or simply Pipeline with a capital P) is a suite of plugins that supports implementing and integrating continuous delivery pipelines into Jenkins. This allows you to automate the process of getting software from version control through to your users and customers. Pipeline code works beautifully for its intended role of automating build, test, deploy, and administration tasks. But, as it is pressed into more complex...

Voter registration is now open for the 2021 Jenkins project elections. Two members of the governing board are up for election. Five officers are up for election. How Do I Register to Vote? Click the "Register Here" button above or open https://community.jenkins.io/g/election-voter in your browser. You will need to register with community.jenkins.io either using an existing account (like a GitHub account) or by creating a new account dedicated to...

Congratulations to all Google Summer of Code (GSoC) 2021 students! On behalf of the Jenkins org team, we would like to thank all participants: students, mentors, applicants, and dozens of other contributors who participated in GSoC this year. In 2021, the Jenkins project participated in GSoC as part of the Continuous Delivery Foundation’s GSoC mentor organisation. Within the CDF GSoC mentor organisation, we had six students working...

There are many ways to set up your Jenkins environment, and depending on the configuration you choose, there are different best practices and options to optimize your environment. In this blog, I’m going to focus on Jenkins Health Advisor by CloudBees as a way to fine-tune your environment. It’s a free tool that can help administrators understand and manage their Jenkins controller. If you’re a CloudBees customer,...

If you’ve been following JenkinsIsTheWay.io, you’ve read some fantastic stories from the Jenkins user community about the great stuff they are building with Jenkins. With over 200,000 installations to date, Jenkins remains the most widely used open-source automation server. And story after story, we hear what a critical role Jenkins plays in building robust, secure CI/CD pipelines. So it comes as no surprise that in many of...