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This article explains how Kubernetes, through the Kubelet and CRI components such as containerd and cri‑o, pulls container images, stores them on the node, and performs periodic garbage collection based on configurable age and disk‑usage thresholds.
Kubernetes v1.31 fixes a long‑standing bug where deleting a PVC did not always free the underlying storage, by making the PersistentVolume reclaim policy reliably enforced as a default beta feature, and provides guidance for upgrading and remediation on older versions.
This article details the end‑to‑end architecture of a high‑traffic business middle platform, covering business and technical design, Kong API Gateway, SpringBoot microservices, Dockerfile creation, MyCat‑MySQL sharding, cold/hot data strategies, DevOps pipelines, Kubernetes deployment, and operational monitoring.
Koordinator is a QoS‑based Kubernetes scheduler that boosts efficiency and reliability for latency‑sensitive services and batch jobs, offering fine‑grained resource coordination, flexible priority classes, load‑aware scheduling, and integrated monitoring tools to maximize cluster utilization.
This guide walks you through the fundamentals of Prometheus, its architecture, and detailed Helm‑based deployment and validation steps on a Kubernetes cluster, enabling reliable monitoring for cloud‑native environments.
This article explains how Kubernetes manages and schedules GPU resources by introducing the Device Plugin framework, the Container Device Interface (CDI), Node Feature Discovery (NFD), and the GPU Operator, detailing their workflows, APIs, and practical usage with NVIDIA GPUs.
This guide introduces nine commonly used kubectl commands—get, create, edit, delete, apply, describe, logs, exec, and cp—explaining their purposes, providing practical examples, and offering tips to help system administrators streamline Kubernetes resource management and troubleshooting.
This guide explains what Kubernetes VPA is, its architecture, version compatibility, step‑by‑step installation, certificate setup, manifest generation, practical VPA configuration, validation procedures, performance testing, and known limitations, enabling you to optimize pod resources in cloud‑native clusters.
The article details the design and deployment of 360's AI Compute Center, covering GPU server selection, high‑performance networking, Kubernetes‑based cluster management, advanced scheduling, training and inference acceleration techniques, and a comprehensive AI development platform with visualization and fault‑tolerance features.
This guide explains what Kubernetes Horizontal Pod Autoscaler (HPA) is, how it works, its key features, and provides step‑by‑step configuration, verification, and scaling policy details with practical code examples for cloud‑native applications.