Page 2

• Project Cheetah - Faster, Leaner Pipeline That Can Keep Up With Demand

  Table of Contents Introducing "Project Cheetah" Yes, but what does it DO? How Do I Set Speed/Durability Settings? 1. Globally, you can choose a global default durability setting: 2. Each Pipeline can get a custom Durability Setting: 3. Multibranch Projects can use a new BranchProperty to customize the Durability Setting. Will Performance-Optimized Mode Help Me? Other Goodies How Did You Do It? What Next? Since it launched, Pipeline has had a...

  Sam Van Oort February 22, 2018
• Best Practices for Scalable Pipeline Code

  This is a guest post by Sam Van Oort, Software Engineer at CloudBees and contributor to the Jenkins project. Today I’m going to show you best practices to write scalable and robust Jenkins Pipelines. This is drawn from a combination of work with the internals of Pipeline and observations with large-scale users. Pipeline code works beautifully for its intended role of automating build/test/deploy/administer tasks. As...

  Sam Van Oort February 1, 2017
• Tuning Jenkins GC For Responsiveness and Stability with Large Instances

  This is a cross post by Sam Van Oort, Software Engineer at CloudBees and contributor to the Jenkins project. Today I’m going to show you how easy it is to tune Jenkins Java settings to make your controllers more responsive and stable, especially with large heap sizes. The Magic Settings: Basics: -server -XX:+AlwaysPreTouch GC Logging: -Xloggc:$JENKINS_HOME/gc-%t.log -XX:NumberOfGCLogFiles=5 -XX:+UseGCLogFileRotation -XX:GCLogFileSize=20m -XX:+PrintGC -XX:+PrintGCDateStamps -XX:+PrintGCDetails -XX:+PrintHeapAtGC -XX:+PrintGCCause -XX:+PrintTenuringDistribution -XX:+PrintReferenceGC -XX:+PrintAdaptiveSizePolicy G1 GC...

  Sam Van Oort November 21, 2016