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Sanmarg Paranjpe's blogs
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Your Pods Are Healthy. Your Service Is Correct. Your Ingress Is Fine. So Why Are You Still Getting 5xx?
Feb 23 · 6 min read · You deploy your application. Pods are Running Readiness probes are Passing Service selectors are correct Endpoints object is populated Ingress is configured properly TLS is valid Yet your ingr
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Cluster Mesh vs Service Mesh in Kubernetes
Feb 1 · 6 min read · While these ideas are common, in reality, Service Meshes, Cluster Meshes, and Multi-Cluster setups solve fundamentally different problems, and confusing them often leads to unnecessary complexity, operational headaches, and confusion within teams. Th...
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From Packets to Identity: How Cilium Rewrites Kubernetes Security
Dec 29, 2025 · 3 min read · The Hidden Problem After Fixing Latency After replacing kube-proxy with Cilium’s eBPF dataplane, the cluster felt smooth. No CPU spikes. No rollout-induced latency cliffs. No iptables during incidents. But something else became obvious once the noise...
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How eBPF Transformed Kubernetes Networking
Dec 12, 2025 · 5 min read · You might have seen that while managing a Kubernetes cluster, things seem fine... and then, out of nowhere, you hit that kube-proxy wall. It quietly does its thing, managing all those network rules via iptables in the background. And it works... unti...
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