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| 🔗 Stories, Tutorials & Articles |
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| The “Inception” of Kubernetes: A Deep Dive into vCluster Architecture and Benefits |
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| vCluster, a CNCF sandbox project, spins up real-deal Kubernetes control planes inside pods. Each lives in its own namespace but behaves like a full cluster, admin access, CRDs, Helm, the works. It reuses the host’s worker nodes using a syncer that routes vCluster workloads onto the real thing. |
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| An In-Depth Look at Istio Ambient Mode with Calico |
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Tigera just wired Istio Ambient Mode into Calico. That means you get sidecarless service mesh, think mTLS, L4/L7 policy, and observability, without stuffing every pod with a sidecar. It’s all handled by lean zTunnel and Waypoint proxies.
Ports stay visible, so Calico and Istio policies play nice. No rewrites, no headaches. Managed top to bottom with the Tigera Operator. |
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| Kubernetes 1.35 - New security features |
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Kubernetes 1.35 is done with legacy baggage.
cgroups v1? Deprecated.
Image pull credentials? Now re-verified by default—no more freeloading.
kubectl SPDY API upgrades? Locked down. You’ll need create permissions just to speak the protocol. Expect breakage if your workflows leaned on old assumptions.
Under the hood, the kubelet’s getting stricter about certificate Common Name (CN) matching, and HostNetwork Pods must support user namespaces now. Security knobs are twisting tighter.
On the upside, features like drop-in kubelet configs and OCI image volumes are finally stable. Fewer flags, more predictability. |
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| How to Troubleshoot Common Kubernetes Errors |
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A fresh Kubernetes troubleshooting guide lays out real-world tactics for tracking down 12 common cluster headaches. Think: kubectl sleuthing, poking through system logs, scraping observability metrics, and jumping into debug containers.
The guide breaks down how AIOps is stepping in, digesting event data, logs, metrics, and traces to catch failures, automate digging, and turn weird errors into actual fixes. |
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| A Deep Dive into Kubernetes Headless Service |
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| Headless Service is a powerful Kubernetes feature enabling direct pod-to-pod communication for stateful applications and precise service discovery without traditional load balancing. No automatic load balancing, pod IP changes, and special use cases make it ideal for specific scenarios, not general workloads. |
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| Kubernetes Made Simple: A Guide for JVM Developers |
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A sharp walkthrough for JVM devs shipping a Kotlin Spring Boot app on Kubernetes. It covers the full deployment arc, packaging with Docker, wiring up Deployment and Service manifests, and managing config with ConfigMaps and Secrets.
There's a clean PostgreSQL integration baked in. It even gets into header-based canary releases using Ingress and NGINX, because blind routing is so last cluster. Health checks? Covered, with Spring Boot Actuator endpoints doing the pulse-checking. |
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| Why Kubernetes Won: Perfect Timing & Developer Culture |
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Kubernetes won big because the stars aligned, DevOps took off, Docker exploded, and enterprises finally stopped side-eyeing open source. Then came the institutional tailwind: CNCF pushed hard, GCP bet big, and the rest followed.
Kubernetes isn't just tech. It's a new operating model, built in the open, driven by a community, and bankrolled by cloud giants. |
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