March 2026: DataDog/cilium feature delivery focusing on load balancer traffic distribution improvements. Introduced annotation-driven configuration for traffic routing with PreferSameNode and PreferSameZone options. Implemented PreferSameZone alias, added tests to validate distribution behavior, and completed related commits. This work improves locality, reduces cross-node traffic, and enhances resource utilization with minimal configuration changes. Ready for production rollout pending final validations.

March 2025 monthly summary for derailed/cilium: Focused on reliability hardening of Envoy integration. Delivered a targeted bug fix to Envoy circuit-breaking naming by removing the port from the service name, ensuring correct service discovery and circuit-breaking behavior. The change reduces misrouting risk and improves backend selection consistency across deployments. Commit a4e4d2812dd7c7a33e8fe03efa0eb14a959ecce4.