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[ci.jenkins.io container agents] AWS EKS Upgrade to Kubernetes 1.34.5

June 1, 2026 at 1:00 PM UTC

Artifact Caching Proxy ci.jenkins.io agents in cluster cijenkinsioagents2 ci.jenkins.io agents for bom in cluster cijenkinsioagents2

Resolved after 3h 15m of downtime. June 1, 2026 at 4:15 PM UTC

[Final Message] The upgrade went well, all tests are green.

[Initial Message] Monday 1st June 2025, at 13:00 UTC, we’ll upgrade the EKS (AWS) cluster hosting ci.jenkins.io’s container agents and Artifact Caching proxy to Kubernetes 1.34

All agents using jnlp-linux-* or jnlp-bom labels, or pipelines with the buildPlugin() function with useContainer: true will be queued until the end of the operation.

More details at https://github.com/jenkins-infra/helpdesk/issues/4908#issuecomment-4591283155.

Last updated: June 1, 2026 at 4:32 PM UTC