Platform SIG October 08,2025

[poddingue (Bruno Verachten)]

2025 10 07 Jenkins Platform SIG

Attending:

• Bruno Verachten
• Mark Waite

Agenda

• Debian 13 is now available
  • All the Debian agents and controllers are shipping with Trixie now
• Java 25
  • Released Sep 16, 2025
  • The infra team has been working on it.
    • Plugin maintainers can give it a try
      • Available as a tool
      • A .mvn/maven.config may be necessary
  • We are trying to compile the top 250 plugins with JDK25
    • Results there: Jenkins PR Tracker

Summary
Total Plugins Tested	250
Successful Builds	129	51.60%
Failed Builds	121	48.40%

• Agents

  • We now have a JDK25 Docker agent image
  • We don’t have a JDK25 Docker SSH agent image, as feat(linux): add support on Linux for JDK 25 preview in Docker build configurations is still in review

• Controller

  • feat(linux): add support on Linux for JDK 25 preview in Docker build configurations has been close, as Jenkins controller isn’t compatible with Java 25 yet cf jenkins-infra/jenkins.io#8458 (comment)

• Container image updates for the Jenkins controller

  • LTS
    • 2.516.3 was released three weeks ago
    • Next LTS: 2.528.1
      • Release candidate was last week
      • Release on 15th October
      • Hervé Le Meur is the release lead, using release checklist
  • Weeklies (2.530 and 2.531)
    • Breaking changes
      • breaking(linux) Update debian images to trixie
    • Dependency updates
      • Bump Debian Trixie version to 20250929

• Container image updates for Jenkins agents

  • One new release for the SSH agent (7.2.0)
    • Dependency updates
      • Bump Git version on Windows to 2.51.0.windows.2
      • Bump Debian Trixie Linux version to trixie-20250929
  • Three new releases for the docker-agent (3341.v0766d82b_dec0-2, 3341.v0766d82b_dec0-3, and 3341.v0766d82b_dec0-4)
    • New features and improvements
      • feat: bump JDK25 out of preview from 25+9-ea-beta to 25+36
      • Bump Git version on Windows to 2.51.0.windows.2
    • Bug fixes
      • Use Trixie in the Debian container name, not Bookworm
    • Breaking changes
      • Switch debian images from Bookworm to Trixie
    • Dependency updates
      • Bump Debian trixie Linux version to trixie-20250929
      • Bump UBI9 version to 9.6-1758184894

• Work in progress on images:

  • Controller:
    • Nothing major
  • Docker-agent:
    • chore(windows): run each JDK tests in parallel
    • Set permission of home directory for debian based images
    • Accept $REMOTING_OPTS containing spaces
  • Docker-ssh-agent:
    • feat(linux): add support on Linux for JDK 25 preview in Docker build configurations

• Alternate platforms

  • Gitpod Classic PAYG sunset on October 15th
    • Should we move to GitHub codespaces or just sunset our examples?