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Long Connections

5 articles · Page 1 of 1
Cloud Architecture
Cloud Architecture
Jun 10, 2026 · Backend Development

Million-Connection Single-Server with Netty: Architecture, Extreme Tuning, and Production Deployment

This article details how to design and tune a Netty‑based single‑machine gateway capable of handling one million concurrent TCP long‑connections, covering network model, memory management, protocol design, OS and JVM optimizations, clustering, load balancing, graceful shutdown, monitoring, and practical deployment considerations.

Long ConnectionsNettyServer Architecture
0 likes · 43 min read
Million-Connection Single-Server with Netty: Architecture, Extreme Tuning, and Production Deployment
Architect's Guide
Architect's Guide
Aug 24, 2022 · Backend Development

Optimizing Long‑Connection Services with Netty: From Millions of Connections to High QPS

This article summarizes the challenges and optimization techniques for building a high‑performance long‑connection service with Netty, covering non‑blocking I/O, Linux kernel tuning, client‑side testing, VM‑based scaling, data‑structure tweaks, CPU and GC bottlenecks, and the final results of achieving hundreds of thousands of connections and tens of thousands of QPS on a single server.

GC TuningHigh QPSJava NIO
0 likes · 14 min read
Optimizing Long‑Connection Services with Netty: From Millions of Connections to High QPS
Top Architect
Top Architect
May 5, 2022 · Backend Development

Implementing High‑Performance Long‑Connection Services with Netty: Challenges, Bottlenecks, and Optimizations

This article explains how to build a scalable long‑connection server using Netty, covering the fundamentals of non‑blocking I/O, practical code examples for achieving millions of concurrent connections, common Linux kernel limits, CPU and GC bottlenecks, and a series of tuning techniques to dramatically improve QPS and stability.

Java NIOLong ConnectionsNetty
0 likes · 15 min read
Implementing High‑Performance Long‑Connection Services with Netty: Challenges, Bottlenecks, and Optimizations
JD Retail Technology
JD Retail Technology
Jan 16, 2020 · Backend Development

Architecture and Key Technologies of a Scalable Message Push Platform

The document outlines the design, key components, data flow, and operational strategies of a large‑scale message push platform, detailing its architecture, request handling, long‑connection management, retry mechanisms, data statistics, monitoring, and future expansion plans.

Backend ArchitectureData AnalyticsLong Connections
0 likes · 15 min read
Architecture and Key Technologies of a Scalable Message Push Platform