Capturing the Perseids: From 2,000 Photos to a Star Trail
How I photographed the Perseid meteor shower from my backyard and turned the same sequence into a 4K timelapse and […]
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LLM vs Agent vs MCP: How AI Agents Work Under the Hood
Most explanations of AI agents assume you’re a developer building chatbots. This post traces a real Kubernetes troubleshooting scenario through every layer – LLM, Agent, Tool Calling, and MCP – so you can see exactly how the pieces fit together and where each one stops.
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Kubernetes Image Cleanup Timeout: Kubelet vs containerd
There is no default time-based image cleanup timeout in containerd. Kubernetes relies on the kubelet’s garbage collection mechanism, which removes unused images based on disk usage thresholds, not elapsed time. This post breaks down exactly how it works.
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Alert When Prometheus PVC is Almost Full
Learn how to configure a Prometheus alert that fires when your PVC is almost full and shows the current usage in GB. This guide walks through a simple workaround using PromQL, perfect for Kubernetes users running Prometheus with persistent storage.
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Grafana Loki with Alloy: A Simple Yet Powerful Logging Solution for Kubernetes
Explore how Grafana Loki and Alloy simplify Kubernetes log aggregation with a lightweight, cost-effective setup. Learn how to deploy, configure, and scale Loki using Single Binary Mode with practical lab insights.
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Integrating Microsoft Entra ID with Keycloak for Kubernetes Access
Learn how to integrate Microsoft Entra ID(Azure AD) with Keycloak and Rancher Server for centralized authentication and RBAC in Kubernetes. This guide walks through configuring MS Entra ID as an identity provider, mapping user groups, and enforcing fine-grained access controls across multiple clusters. Simplify Kubernetes access management with enterprise-grade security!
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Centralized Kubernetes Authentication and Authorization Using Rancher Server and Keycloak
Learn how to centralize Kubernetes authentication and authorization using Rancher Server and Keycloak. This blog highlights key configurations for integrating Keycloak as the identity provider and setting up fine-grained RBAC across multiple clusters. Perfect for simplifying multi-cluster access management!
Streamlining Kubernetes Resource Management with Pod-Resource-Checker
Pod-Resource-Checker: Analyze Kubernetes pods for missing resource definitions and optimize cluster performance with actionable insights.
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Why Kubernetes Moved Away from Docker: The Dockershim Story
Ever wondered why Kubernetes moved away from Docker as its container runtime? This blog explains the role of dockershim as a compatibility layer, why it was necessary, and how Kubernetes transitioned to CRI-compliant runtimes like containerd. Learn the story behind the shift and what it means for Kubernetes and Docker users today!
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How Kubernetes Manages Pod Memory Using cgroups: Requests, Limits, and OOM Handling
Discover how Kubernetes manages pod memory using Linux cgroups, covering memory requests, limits, and OOM handling with example. Ideal for understanding Kubernetes resource allocation and troubleshooting pod memory issues
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