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Ops Development Stories
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Ops Development Stories

Maintained by a like‑minded team, covering both operations and development. Topics span Linux ops, DevOps toolchain, Kubernetes containerization, monitoring, log collection, network security, and Python or Go development. Team members: Qiao Ke, wanger, Dong Ge, Su Xin, Hua Zai, Zheng Ge, Teacher Xia.

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Recent Articles

Latest from Ops Development Stories

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Ops Development Stories
Ops Development Stories
Jun 28, 2024 · Cloud Native

Multi-Cluster Kubernetes: Benefits, Federation, Karmada, and Practical Tips

This article explains why organizations adopt multi‑cluster Kubernetes for high availability, hybrid‑cloud scaling, and fault isolation, outlines the preparatory steps, compares Federation v1 and v2, introduces Karmada as a CNCF project, and shares practical non‑federated deployment, monitoring, traffic management, and migration techniques with code examples.

Cloud NativeDevOpsFederation
0 likes · 18 min read
Multi-Cluster Kubernetes: Benefits, Federation, Karmada, and Practical Tips
Ops Development Stories
Ops Development Stories
Jun 4, 2024 · Cloud Native

Build an Enterprise CI/CD Platform with Jenkins, Docker, and Kubernetes

This tutorial walks through using the Ruoyi project to set up a full CI/CD pipeline with Jenkins, custom Docker base images, Kubernetes deployments, and automated notifications, covering environment preparation, pipeline design, Dockerfile creation, Jenkins configuration, GitLab webhooks, and deployment verification across DEV, UAT, and PROD stages.

CI/CDDevOpsDocker
0 likes · 24 min read
Build an Enterprise CI/CD Platform with Jenkins, Docker, and Kubernetes
Ops Development Stories
Ops Development Stories
May 15, 2024 · Cloud Native

How Flannel and Containerd Enable Pod IP Allocation in Kubernetes

This article explains how Kubernetes assigns unique IP addresses to Pods using Flannel as the CNI network provider and Containerd as the container runtime, covering underlying concepts like Linux bridges, VXLAN encapsulation, node IPAM, and the interactions among kubelet, CRI, and CNI plugins.

FlannelKubernetesPod IP
0 likes · 10 min read
How Flannel and Containerd Enable Pod IP Allocation in Kubernetes
Ops Development Stories
Ops Development Stories
Apr 18, 2024 · Cloud Native

Mastering Kyverno: From Installation to Advanced Policy Management in Kubernetes

This guide walks you through Kyverno, the CNCF‑graduated Kubernetes policy engine, covering its architecture, high‑availability installation, creation of validation, mutation, generation, and cleanup policies, as well as advanced features like variables, JMESPath expressions, and integration with Helm and the Kyverno Playground.

Admission ControlInfrastructure as CodeKubernetes
0 likes · 20 min read
Mastering Kyverno: From Installation to Advanced Policy Management in Kubernetes
Ops Development Stories
Ops Development Stories
Apr 12, 2024 · Cloud Native

Mastering etcd: Architecture, Monitoring & Performance Tuning

This article provides a comprehensive overview of etcd—including its origins, role in Kubernetes, version evolution, layered architecture, key terminology, operational commands, monitoring metrics, benchmarking procedures, disk‑performance testing, and tuning recommendations—for building reliable cloud‑native clusters.

EtcdMonitoringbenchmark
0 likes · 17 min read
Mastering etcd: Architecture, Monitoring & Performance Tuning
Ops Development Stories
Ops Development Stories
Apr 8, 2024 · Cloud Native

Mastering Kubernetes Event Monitoring: Alerts, Collection, and Analysis

This guide explains how to monitor Kubernetes events, differentiate normal and warning events, and use tools like kube-eventer and kube-event-exporter to collect, alert on, and analyze cluster events through webhook, Kafka, Logstash, and Elasticsearch, enabling comprehensive observability and troubleshooting.

AlertingCloud NativeElasticsearch
0 likes · 18 min read
Mastering Kubernetes Event Monitoring: Alerts, Collection, and Analysis
Ops Development Stories
Ops Development Stories
Apr 7, 2024 · Cloud Native

How to Build a Kube‑on‑Kube Controller for Managing Multiple Kubernetes Clusters

This article explains the concept of kube‑on‑kube—creating a Kubernetes meta‑cluster to manage other clusters via declarative APIs—detailing its architecture, controller design, execution flow, and step‑by‑step code walkthrough including CRD definitions, Docker images, and deployment procedures.

AnsibleCluster ManagementController
0 likes · 15 min read
How to Build a Kube‑on‑Kube Controller for Managing Multiple Kubernetes Clusters