Traditionally there are a lot of events happening in the Jenkins organization in Autumn. I would like to share some information about the upcoming hackathons. Online Event: Hacktoberfest As you probably know, there is an ongoing Hacktoberfest event. The Jenkins project is participating in it and everybody is welcome to contribute to Jenkins as a part of this event. The event lasts from October 01 to October 31, and you...

Once again October has arrived. That means the regular Hacktoberfest event is back! This year it will be the fifth installment. During this one-month hackathon you can support open-source and earn a limited edition swag. On behalf of the Jenkins project, we invite you to participate in Hacktoberfest and to work on the project. We welcome all contributors, regardless of their background and Jenkins experience. Quick start Sign-up to Hacktoberfest on the...

A few months ago I published a blog post about Cloud Native Special Interest Group (SIG) and ongoing projects related to Cloud Native Jenkins. Next week we will be presenting at DevOps World | Jenkins World together with Carlos Sanchez and Jesse Glick, so I would like to provide a heads up for our talk: “A Cloud Native Jenkins”. In our talk, we will focus on the following topics: Pluggable Storage, our...

On large-scale Jenkins instances controller disk and network I/O become bottlenecks in particular cases. Build logging and artifact storage were one for the most intensive I/O consumers, hence it would be great to somehow redirect them to an external storage. Back in 2016 there were active discussions about such Pluggable Storage for Jenkins. At that point we created several prototypes, but then other work took precedence. There was still...

This week we have a Jenkins & Java 10 Online Hackathon. This is an open online event, where we work together on Jenkins core and plugins in order to find and fix compatibility issues, share experiences and have some fun. Everybody is welcome to join, independently of their Jenkins experience and amount of time they have available. After the kick off on Monday Jenkins contributors have been working on Java...

Please refer to Running Jenkins on Java 11 documentation to have the up-to-date details on how to run Jenkins on Java 11. Guidelines in this blogpost are rendered obsolete by the Java 11 Support Preview Availability announcement on Dec 13, 2018 and by the Java 11 GA release on Sep 25, 2018. See the Java support page for up-to-date information about running Jenkins with Java 11. The Jenkins project...

On behalf of the Jenkins Events Team, I would like to invite you to the “Jenkins & Java 10 Online Hackathon” which will take place from June 18th to 22nd. We will be working together on Jenkins core and plugins in order to find and fix compatibility issues, share experiences and have some fun. Everybody is welcome to join, independently of their Jenkins experience and amount of time...

On behalf of the Jenkins GSoC team and mentors, I would like to welcome Shenyu Zheng, Udara De Silva, Pham Vu Tuan and Abhishek Gautam. They will be working on Google Summer of Code projects in the Jenkins organization, and they have already done some contributions. This year we have the following projects: Code Coverage API Plugin - create a new API Plugin to unify existing Code Coverage plugins and provide new features. Student: Shenyu...

This is a post about a major change in Jenkins, which is available starting from Jenkins 2.102 and Jenkins LTS 2.107.1. This is a change with a serious risk of regressions in plugins. If you are a Jenkins administrator, please read this blogpost and upgrade guidelines BEFORE upgrading. I would like to provide some heads-up about the JEP-200 change, which is included into the new Jenkins LTS 2.107.x baseline. Background For many years Jenkins...

We are happy to announce that Jenkins project has been accepted to Google Summer of Code 2018. This year we invite students and mentors to join the Jenkins community and work together on various initiatives: core, plugins, development tools and infrastructure. Our mentors have already created some project ideas. For example, you are welcome to work on the new Configuration-as-Code initiative or to help creating standard API for Code Coverage...