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Ingress Overview Layer 7 Load Balancing Requirements When clients access Kubernetes services, Layer 4 load balancers cannot terminate SSL sessions. This creates two significant issues: clients must establish direct SSL connections with backend pods, and if a request is routed to a different server after the SSL session is established, the sessi ...

The client-go caching layer relies heavily on the Indexer and ThreadSafeStore abstractions to maintain a local object store. This architecture minimizes direct API server requests by enabling efficient in-memory lookups and multi-dimensional indexing. Indexer Interface The Indexer interface extends the base Store contract by introducing retriev ...

Cluster Architecture Provision three CentOS 7 instances with the following roles and specifications. The control plane node requires at least 2 vCPUs; otherwise, kubeadm initialization will fail. Hostname IP Address Role OS Specs ctrl-plane 192.168.10.10 Control Plane CentOS 7 2 vCPU / 4 GiB worker-1 192.168.10.11 Worker CentOS 7 2 vCP ...

Containerization and Orchestration Containerization allows applications to be packaged with their dependencies, ensuring consistency across different computing environments. While technologies like Docker provide isolation for file systems, CPU, and memory, managing individual containers at scale introduces significant challenges. Specifically, ...