ContentPosts from @kaptain..
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@kaptain shared a link, 2 weeks ago
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When Kubernetes Is the Wrong Default

The guide mapsteam size,workload shape, andtime-to-valueto three tiers:managed platforms,VMs, andKubernetes. It calls outKubernetesbluntly: expect a 1–3 month delay to production. Expect ongoing consumption of 30–50% of one engineer. It only pays off for multi-region setups, complex networking, or t.. read more  

When Kubernetes Is the Wrong Default
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@kaptain shared a link, 2 weeks, 6 days ago
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How WebAssembly plugins simplify Kubernetes extensibility

Helm 4runsWebAssembly (Wasm)plugins to executeWASImodules insideOCIcontainers and VMs.Helmtemplates standardize module lifecycle. The Wasm plugin adds instruction-level sandboxing and Kubernetes segmentation.Helm 4preserves portability acrossx86/ARM. Compared withHelm 3plugins, it shows up to a 40% .. read more  

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@kaptain shared a link, 2 weeks, 6 days ago
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pg_plan_alternatives: Tracing PostgreSQL’s Query Plan Alternatives using eBPF

The tracer hooks PostgreSQL's optimizer via eBPF. It captures every alternative plan path with cost estimates and flags the chosen plan. A kernel-space eBPF program reads planner structs using DWARF-derived offsets. A user-space collector gathers the data and a visualizer renders plan graphs. eBPF p.. read more  

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@kaptain shared a link, 2 weeks, 6 days ago
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The great migration: Why every AI platform is converging on Kubernetes

The CNCF survey finds82%of container users runKubernetesin production.66%of GenAI hosts use it for inference. Kubernetes now stitches data processing, distributed training, LLM inference, and autonomous agents viaSpark,Kubeflow,Kueue,KServe, andArmada. GPU sharing and scheduling advanced withMIG, ti.. read more  

The great migration: Why every AI platform is converging on Kubernetes
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@kaptain shared a link, 2 weeks, 6 days ago
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It's Not Kubernetes. It Never Was

The complexity in managing Kubernetes clusters is a reflection of the organizational decisions and lack of processes within the teams operating them. The move towards multi-cloud environments without sufficient planning or resources has exacerbated these issues. Platform engineering solutions offer .. read more  

It's Not Kubernetes. It Never Was
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@kaptain shared a link, 2 weeks, 6 days ago
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How Does Kubernetes Self-Healing Work? Understand Self-Healing By Breaking a Real Cluster

KubeLab boots a three-nodeKubernetescluster and runs seven failure simulations. It deploysNode.js,Postgres,Prometheus, andGrafana. Then it deletes pods, forcesOOMKill, throttles CPU, drains nodes, and scales aStatefulSetto zero. Each scenario surfaces fixes:readiness probes,PodDisruptionBudget, anti.. read more  

How Does Kubernetes Self-Healing Work? Understand Self-Healing By Breaking a Real Cluster
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@kaptain shared a link, 1 month ago
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Spotlight on SIG Architecture: API Governance

Kubernetes SIG Architecture’s API Governance crew is tightening the screws on stability, consistency, and cross-cutting sanity across the whole API surface. Not just REST. They’re eyeing the overlooked stuff too - CLI flags, config formats, anything that shapes how users and tools touch the system. .. read more  

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@kaptain shared a link, 1 month ago
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I Built a Production-Grade Kubernetes Platform in 48 Hours.

A dev built a production-grade Kubernetes platform in 48 hours, encountering challenges and solutions along the way. The setup included multiple layers such as infrastructure, cluster, platform, delivery, and observability, each requiring troubleshooting and adjustments. The process involved deployi.. read more  

I Built a Production-Grade Kubernetes Platform in 48 Hours.
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@kaptain shared a link, 1 month ago
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From Chaos to Clarity: How We Built a Self-Healing CI/CD Pipeline That Talks to JIRA

Transitioning JIRA tickets to trigger deployments was key for this team struggling with manual deploys, leading to significant savings in time and reduction in errors. The architecture involved a JIRA Controller Pipeline, a Project Deployment Pipeline, and a JIRA Manager Pipeline, all aimed at seaml.. read more  

From Chaos to Clarity: How We Built a Self-Healing CI/CD Pipeline That Talks to JIRA
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@kaptain shared a link, 1 month ago
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Before You Migrate: Five Surprising Ingress-NGINX Behaviors You Need to Know

The K8s blog exposesIngress-NGINXdefaults that clash withGateway API. These include case-insensitive prefix regexes. Host-wide annotation effects. Path rewrites. Slash redirects. URL normalization. Kubernetes retiresIngress-NGINXinMarch 2026.Gateway API 1.5graduatesListenerSetand theHTTPRoute CORS.. read more