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Cloud Architecture
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Cloud Architecture

Focuses on cloud‑native and distributed architecture engineering, sharing practical solutions and lessons learned. Covers microservice governance, Kubernetes, observability, and stability engineering to help your systems run stable, fast, and cost‑effectively.

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Recent Articles

Latest from Cloud Architecture

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Cloud Architecture
Cloud Architecture
Aug 13, 2026 · Cloud Native

Kubernetes Node Maintenance: From Drain to True Zero‑Downtime Engineering

Many teams mistakenly believe that a simple `kubectl drain` guarantees safe node shutdown, but in production the risk spans the control plane, service discovery, long‑lived connections, load balancers and observability; this guide presents a repeatable, auditable, production‑grade process that turns node maintenance into a zero‑interruption engineering workflow.

KubernetesOperatorgraceful shutdown
0 likes · 41 min read
Kubernetes Node Maintenance: From Drain to True Zero‑Downtime Engineering
Cloud Architecture
Cloud Architecture
Aug 12, 2026 · Databases

How Redis Cluster’s Decentralized Design Powers Billion‑Scale Traffic

When a single Redis instance can no longer hold the data volume or write load of e‑commerce workloads, the traditional master‑slave with Sentinel model reaches its limits, and Redis Cluster—by sharding data across 16,384 slots, using gossip‑based topology, and removing a central control plane—delivers horizontal scaling and fault‑tolerance for billions of requests, provided key design, hash tags, hot‑key mitigation, and client routing are applied.

Rediscachecluster
0 likes · 32 min read
How Redis Cluster’s Decentralized Design Powers Billion‑Scale Traffic
Cloud Architecture
Cloud Architecture
Aug 11, 2026 · Databases

Redis Sentinel Deep Dive: Leader Election, Failover Mechanics, and Production Best Practices

This article dissects Redis Sentinel’s high‑availability workflow—from failure detection, SDOWN/ODOWN states, and quorum logic to leader election, replica promotion, and configuration propagation—while illustrating each step with a real‑world e‑commerce cache case, detailed configuration snippets, Kubernetes deployment patterns, Spring Boot integration, and operational playbooks for observability and fault‑injection testing.

FailoverKubernetesRedis
0 likes · 48 min read
Redis Sentinel Deep Dive: Leader Election, Failover Mechanics, and Production Best Practices
Cloud Architecture
Cloud Architecture
Aug 10, 2026 · Databases

Master‑Slave Replication in Redis: Core Mechanics Explained and Production Deployment

This article provides a comprehensive, production‑focused analysis of Redis master‑slave replication, covering its internal state machine, full and partial sync processes, configuration pitfalls, performance bottlenecks, consistency trade‑offs, and practical deployment patterns with Docker, Kubernetes, and Spring Boot.

Docker ComposeKubernetesRedis
0 likes · 38 min read
Master‑Slave Replication in Redis: Core Mechanics Explained and Production Deployment
Cloud Architecture
Cloud Architecture
Aug 10, 2026 · Cloud Native

How to Deploy Docker Images Offline Without Downtime: A Complete Enterprise Solution

This article presents a production‑grade, step‑by‑step solution for offline Docker image distribution in enterprise environments, covering OCI image fundamentals, layer reuse, digest‑based governance, a multi‑domain architecture with Harbor, Skopeo, Crane and Trivy, and practical scripts for building, exporting, validating, importing, and pre‑warming images across large Kubernetes clusters while ensuring security, compliance, and high‑concurrency performance.

CraneDockerHarbor
0 likes · 32 min read
How to Deploy Docker Images Offline Without Downtime: A Complete Enterprise Solution
Cloud Architecture
Cloud Architecture
Aug 9, 2026 · Databases

Redis Persistence Deep Dive: From a Major P0 Outage to RDB+AOF Hybrid Implementation

The article analyses a real‑world P0 outage caused by treating Redis as a simple cache, explains why persistence is the decisive factor when Redis stores session, inventory or lock data, and provides a step‑by‑step guide to RDB, AOF and hybrid persistence, configuration, monitoring, recovery and best‑practice recommendations.

AOFHybrid PersistencePersistence
0 likes · 33 min read
Redis Persistence Deep Dive: From a Major P0 Outage to RDB+AOF Hybrid Implementation
Cloud Architecture
Cloud Architecture
Aug 7, 2026 · Backend Development

Designing an Industrial‑Grade Message Queue for Tens of Millions of Orders

This article presents a step‑by‑step design of HermesMQ, an industrial‑grade message queue built from scratch to support ten‑million‑order traffic, covering storage as sequential logs, network architecture with Netty and Reactor, high‑availability replication, partition ordering, transaction messaging, back‑pressure, observability, and practical deployment guidelines.

Distributed SystemsJavaMessage Queue
0 likes · 45 min read
Designing an Industrial‑Grade Message Queue for Tens of Millions of Orders
Cloud Architecture
Cloud Architecture
Aug 7, 2026 · Backend Development

Building a Trillion‑Message Queue: Kafka‑Level Architecture and Implementation

This article explains why and how to build a Kafka‑grade message‑queue kernel from scratch, detailing functional and non‑functional goals, core design principles, storage layout, replication, consumer‑group coordination, performance optimizations, deployment on Kubernetes, and a step‑by‑step roadmap to production‑grade reliability.

Distributed LogHigh throughputJava
0 likes · 40 min read
Building a Trillion‑Message Queue: Kafka‑Level Architecture and Implementation
Cloud Architecture
Cloud Architecture
Aug 6, 2026 · Big Data

Exporting 10 Billion Elasticsearch Records: From Simple Script to Enterprise Offline Platform

The article analyses why exporting billions of Elasticsearch documents requires a full‑stack platform rather than a one‑off script, detailing the pitfalls of naive pagination, the benefits of PIT + search_after + slicing, and a complete architecture with Kafka, Redis, MySQL, Kubernetes and observability for reliable, scalable offline data export.

Big DataData ExportElasticSearch
0 likes · 40 min read
Exporting 10 Billion Elasticsearch Records: From Simple Script to Enterprise Offline Platform