https://www.youngju.dev/blog 천천히 올바르게. AI Researcher & DevOps Engineer Youngju's tech blog. GPU/CUDA, LLM, MLOps, Kubernetes AI workloads, distributed training, and data engineering. ko fjvbn2003@gmail.com (Youngju Kim) fjvbn2003@gmail.com (Youngju Kim) Sun, 14 Jun 2026 00:00:00 GMT https://www.youngju.dev/blog/kubernetes/2026-06-14-ingressclass-multiple-controllers.en https://www.youngju.dev/blog/kubernetes/2026-06-14-ingressclass-multiple-controllers.en Starts from the IngressClass resource and the default-class concept, then covers multi-controller scenarios like internal/external, per-team, and migration. Explains the difference between the annotation and spec.ingressClassName, controller scope settings, conflict prevention, cost and operational considerations, hands-on YAML, and troubleshooting. Sun, 14 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) ingressingressclasskubernetesnetworkingdevopsnginx https://www.youngju.dev/blog/kubernetes/2026-06-14-ingressclass-multiple-controllers.ja https://www.youngju.dev/blog/kubernetes/2026-06-14-ingressclass-multiple-controllers.ja IngressClass リソースとデフォルトクラスの概念から出発し、内部/外部・チーム別・移行といったマルチコントローラのシナリオを扱います。アノテーションと spec.ingressClassName の違い、コントローラのスコープ設定、競合の防止、コスト・運用上の考慮、実習 YAML とトラブルシューティングまでまとめます。 Sun, 14 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) ingressingressclasskubernetesnetworkingdevopsnginx https://www.youngju.dev/blog/kubernetes/2026-06-14-ingressclass-multiple-controllers https://www.youngju.dev/blog/kubernetes/2026-06-14-ingressclass-multiple-controllers IngressClass 리소스와 기본 클래스 개념에서 출발해, 내부/외부·팀별·마이그레이션 같은 멀티 컨트롤러 시나리오를 다룹니다. 어노테이션과 spec.ingressClassName의 차이, 컨트롤러 스코프 설정, 충돌 방지, 비용·운영 고려사항, 실습 YAML과 트러블슈팅까지 정리합니다. Sun, 14 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) ingressingressclasskubernetesnetworkingdevopsnginx