Epic Goal

Remove Java 11 from our Jenkins image once it is EOL from Red Hat

This is a breaking change!

Why is this important?

Java 11 is EOL in October 2024. This means the packages will no longer receive security advisories or bug fixes from Red Hat.

Scenarios

TBD

Acceptance Criteria (Mandatory)

• JDK 11 cannot be used to run Jenkins
• Prior Jenkins images that use JDK 11 must be marked as "Deprecated" in the Red Hat container catalog.

Dependencies (internal and external)

1. JKNS-409: Upgrade JDK to 17

Previous Work (Optional):

TBD

Open questions::

TBD

Done Checklist

• Acceptance criteria are met
• Non-functional properties of the Feature have been validated (such as performance, resource, UX, security or privacy aspects)
• User Journey automation is delivered
• Support and SRE teams are provided with enough skills to support the feature in production environment