https://www.youngju.dev/blog 천천히 올바르게. AI Researcher & DevOps Engineer Youngju's blog. GPU/CUDA, LLM, MLOps, Kubernetes AI workloads, and data engineering — plus mindset essays on confidence, routines, health, and sport psychology. 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-ingress-controller-cost-multitenancy.en https://www.youngju.dev/blog/kubernetes/2026-06-14-ingress-controller-cost-multitenancy.en The trade-offs of a shared controller vs per-tenant controllers, namespace isolation, load balancer cost, resource quotas, noisy-neighbor prevention, security boundaries, and showback models — multi-tenant Ingress operations and cost optimization from a platform teams perspective. Sun, 14 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) ingresskubernetesnetworkingmultitenancydevopscost-optimization https://www.youngju.dev/blog/kubernetes/2026-06-14-ingress-controller-cost-multitenancy.ja https://www.youngju.dev/blog/kubernetes/2026-06-14-ingress-controller-cost-multitenancy.ja 共有コントローラ vs テナント別コントローラのトレードオフ、ネームスペース分離、ロードバランサコスト、リソースクォータ、ノイジーネイバー対策、セキュリティ境界、ショーバックモデルまで、マルチテナントIngress運用とコスト最適化をプラットフォームチームの観点で整理します。 Sun, 14 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) ingresskubernetesnetworkingmultitenancydevopscost-optimization https://www.youngju.dev/blog/kubernetes/2026-06-14-ingress-controller-cost-multitenancy https://www.youngju.dev/blog/kubernetes/2026-06-14-ingress-controller-cost-multitenancy 공유 컨트롤러 vs 테넌트별 컨트롤러의 트레이드오프, 네임스페이스 격리, 로드밸런서 비용, 리소스 쿼터, 시끄러운 이웃 방지, 보안 경계, 쇼백 모델까지 멀티테넌트 Ingress 운영과 비용 최적화를 플랫폼 팀 관점에서 정리합니다. Sun, 14 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) ingresskubernetesnetworkingmultitenancydevopscost-optimization