load balancing | BestHub

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37 Interactive Technology Team

Oct 25, 2022 · Cloud Computing

Overview of Global Acceleration Products and Deployment Scenarios

The article compares major cloud providers’ acceleration offerings—showing Tencent and Alibaba support acceleration channels, AWS and Google provide Anycast, and Google alone offers a global network—then outlines suitable business scenarios for each option and explains how each vendor exposes the client’s real IP at Layer 4 and Layer 7.

Cloud Networkinganycastclient IP

0 likes · 6 min read

Overview of Global Acceleration Products and Deployment Scenarios

iKang Technology Team

Apr 29, 2024 · Backend Development

Best Practices for Building Scalable Backend Systems

Building a scalable backend requires a distributed architecture complemented by caching, optimized database queries, robust monitoring, message queues, load balancing, horizontal scaling with containers, CDN integration, auto‑scaling, and a microservices design to ensure performance, reliability, and seamless growth under increasing demand.

Distributed Architecturebackendcaching

0 likes · 6 min read

Best Practices for Building Scalable Backend Systems

Bilibili Tech

Nov 19, 2024 · Backend Development

Evolution and Design of Bilibili Customer Service Seat Scheduling System

The article traces Bilibili’s customer‑service seat scheduling system from its initial balanced‑distribution algorithm and Redis‑based priority queues for live chat and ticket handling, through fairness‑focused saturation limits and virtual‑queue mechanisms, to planned dynamic tuning and expertise‑aware routing for future scalability.

Redisbackend architecturecustomer service

0 likes · 23 min read

Evolution and Design of Bilibili Customer Service Seat Scheduling System

Bilibili Tech

Apr 23, 2024 · Cloud Computing

Redesign of Bilibili Edge CDN Architecture: From Legacy to Cloud‑Native Load‑Balancing

Bilibili’s downstream CDN was rebuilt from a tightly‑coupled scheduler model into a cloud‑native architecture featuring separate gateway, cache, back‑origin and control services that provide layer‑4 and layer‑7 load‑balancing, cluster‑wide health checks, centralized routing, and a refactored NGINX slice module, cutting latency by 40 % and dramatically reducing incidents.

CDNCloud NativeEdge Computing

0 likes · 11 min read

Redesign of Bilibili Edge CDN Architecture: From Legacy to Cloud‑Native Load‑Balancing

Bilibili Tech

Apr 12, 2024 · Backend Development

Design and Optimization of a High‑Throughput Long‑Connection Service for Live Streaming

The article details a Golang‑based high‑throughput long‑connection service for live‑streaming, describing its five‑layer architecture, multi‑protocol support, load‑balancing, message‑queue decoupling, aggregation with brotli compression, multi‑region deployment, priority channels, and future enhancements for observability and intelligent endpoint selection.

Long ConnectionStreamingbackend architecture

0 likes · 16 min read

Design and Optimization of a High‑Throughput Long‑Connection Service for Live Streaming

Tencent Cloud Developer

Mar 25, 2020 · Mobile Development

Technical Summary of 2020 Tencent QQ Spring Festival Red Packet: Configuration, Staggering, Data Reporting, and Resource Pre‑download Strategies

The 2020 Tencent QQ Spring Festival Red Packet system achieved stable, high‑performance operation by using dynamic global configurations, a two‑stage geographic and hash‑based staggering scheme, layered real‑time data reporting with batch aggregation, controlled Wi‑Fi‑only resource pre‑download, and flexible feature switches to limit backend load during peak usage.

Data ReportingMobile DevelopmentQQ

0 likes · 20 min read

Technical Summary of 2020 Tencent QQ Spring Festival Red Packet: Configuration, Staggering, Data Reporting, and Resource Pre‑download Strategies

Tencent Cloud Developer

Dec 13, 2019 · Cloud Computing

Tencent Cloud IPv6 Load Balancing Setup Guide

This guide walks you through configuring an IPv6 VPC, assigning addresses to cloud servers, deploying Nginx, creating an IPv6 Cloud Load Balancer with listeners, adding AAAA and A DNS records, and testing the setup on Tencent Cloud’s supported regions.

CLBIPv6Tencent Cloud

0 likes · 10 min read

Tencent Cloud IPv6 Load Balancing Setup Guide

vivo Internet Technology

Mar 13, 2024 · Operations

Optimizing VUA HTTPS Forwarding Performance with Intel QuickAssist Technology (QAT)

By integrating Intel QuickAssist hardware and AVX‑512 software acceleration into the VUA component of Vivo’s load‑balancing platform, the article demonstrates asynchronous OpenSSL offloading that boosts HTTPS forwarding throughput to roughly 44 000 QPS with QAT cards and 51 000 QPS with software, while preserving scalability and security.

HTTPSHardware AccelerationIntel QAT

0 likes · 12 min read

Optimizing VUA HTTPS Forwarding Performance with Intel QuickAssist Technology (QAT)

vivo Internet Technology

Mar 22, 2023 · Operations

Design and Implementation of a Multi‑Layer Load Balancing Platform (VGW)

The article details how a multi‑layer load‑balancing platform (VGW) was designed—combining 7‑layer Nginx, 4‑layer LVS with FULLNAT, and 3‑layer network devices—to achieve business reliability, fault isolation via BGP‑announced VIPs, and high‑throughput performance using DPDK, while providing redundancy at server, link, and cluster levels.

4-layerBGPDPDK

0 likes · 20 min read

Design and Implementation of a Multi‑Layer Load Balancing Platform (VGW)

vivo Internet Technology

Sep 14, 2022 · Big Data

Exploring and Practicing Apache Pulsar at vivo: Cluster Management, Monitoring, and Optimization

The vivo big‑data team details how they migrated massive real‑time workloads from Kafka to Apache Pulsar, describing cluster‑level bundle and ledger management, retention policies, a Prometheus‑Kafka‑Druid monitoring pipeline, load‑balancing tweaks, client tuning, rapid broker‑failure recovery, and future cloud‑native tracing and migration plans.

Apache Pulsarbig datacluster management

0 likes · 19 min read

Exploring and Practicing Apache Pulsar at vivo: Cluster Management, Monitoring, and Optimization

vivo Internet Technology

May 31, 2021 · Backend Development

Introduction to Load Balancing and Its Algorithms

The article introduces load balancing as a vital solution for high‑traffic systems, explains vertical and horizontal scaling, classifies balancers by hardware, layer and algorithm, and details common algorithms—random, weighted, round‑robin, least‑active, IP‑hash, and consistent hash—with code examples and usage guidance.

JavaNetworkalgorithms

0 likes · 30 min read

Introduction to Load Balancing and Its Algorithms

vivo Internet Technology

Apr 28, 2021 · Backend Development

Tars Java RPC Client Design and Implementation Analysis

The article thoroughly examines Tars’s Java RPC client, explaining its initialization, proxy generation via JDK dynamic proxies, diverse load‑balancing strategies, NIO‑based Reactor networking, and both synchronous (CountDownLatch) and asynchronous callback mechanisms, supplemented with detailed source‑code illustrations of each component.

Client DesignNIO SelectorNetwork Programming

0 likes · 15 min read

Tars Java RPC Client Design and Implementation Analysis

vivo Internet Technology

Nov 19, 2019 · Backend Development

Data Distribution Algorithms: Modulo and Consistent Hash Implementations in Java

The article introduces a Java HashNodeService interface and demonstrates two data distribution algorithms—simple modulo hashing, which evenly spreads keys but remaps them heavily when nodes change, and consistent hashing with optional virtual nodes, which maintains balanced placement and high cache‑hit rates despite topology adjustments.

Consistent HashJavadistributed systems

0 likes · 14 min read

Data Distribution Algorithms: Modulo and Consistent Hash Implementations in Java

OPPO Kernel Craftsman

Jan 6, 2023 · Fundamentals

CFS Group Scheduling: Purpose, Configuration, and Kernel Implementation Details

The article explains why Linux’s Completely Fair Scheduler introduced group scheduling, how Android configures task groups via cpu.shares and Process.java, and details the kernel structures (task_group, sched_entity, cfs_rq) and algorithms for weight calculation, load measurement, propagation, and hierarchical load balancing.

CFS schedulingLinux kernelcgroup

0 likes · 28 min read

CFS Group Scheduling: Purpose, Configuration, and Kernel Implementation Details

OPPO Kernel Craftsman

Dec 31, 2020 · Fundamentals

Load Balancing Mechanisms in the Linux CFS Scheduler: Periodic, NOHZ Idle, and New Idle Load Balancing

The article explains how the Linux CFS scheduler balances load using three mechanisms—periodic balancer on busy CPUs, NOHZ idle balancer that wakes idle CPUs in tickless mode, and the new idle balancer that checks overload and cache state—detailing their triggers, IPI interactions, timing intervals, and key data structures.

CFSIdle BalanceKernel

0 likes · 15 min read

Load Balancing Mechanisms in the Linux CFS Scheduler: Periodic, NOHZ Idle, and New Idle Load Balancing

Youzan Coder

May 31, 2021 · Backend Development

16 TCP Network Programming Best Practices for Building Robust Applications

The article presents sixteen practical TCP network‑programming best practices—from setting SO_REUSEADDR and defining port standards to using application‑layer heartbeats, exponential backoff, connection limits, client‑side load balancing, periodic DNS refresh, optimal buffer sizing, configurable timeouts, proper connection‑pool sizing, and comprehensive metrics—to help developers build stable, reliable applications.

Connection PoolLinux TCPNetwork Monitoring

0 likes · 28 min read

16 TCP Network Programming Best Practices for Building Robust Applications

Dada Group Technology

Sep 9, 2020 · Cloud Computing

Dada Dual-Cloud Active-Active Disaster Recovery: Architecture, Practices, and Lessons Learned

This article details Dada's dual‑cloud active‑active disaster‑recovery implementation, explaining high availability versus disaster recovery, describing the first‑phase architecture and challenges, and outlining the second‑phase enhancements such as multi‑data‑center Consul, bidirectional database replication, precise load‑balancing, tool adaptations, capacity elasticity, and future plans.

ConsulDatabase Replicationactive-active

0 likes · 13 min read

Dada Dual-Cloud Active-Active Disaster Recovery: Architecture, Practices, and Lessons Learned

HomeTech

Sep 1, 2022 · Backend Development

Design and Evolution of a Smart Outbound Calling Platform Based on Freeswitch VoIP

This article explains how the smart outbound calling platform was conceived, compares VoIP platforms, introduces Freeswitch architecture and development modes, details SIP call flows and configuration, and describes the progressive evolution from a single‑instance deployment to a load‑balanced, hub‑and‑spoke architecture for high‑concurrency, multi‑tenant call‑center services.

FreeSWITCHOutbound CallingSIP

0 likes · 12 min read

Design and Evolution of a Smart Outbound Calling Platform Based on Freeswitch VoIP

Test Development Learning Exchange

Oct 8, 2023 · Cloud Native

Implementing Load Balancing with Kubernetes Ingress: Principles and Practical Examples

This article explains the concept of load balancing, describes how Kubernetes Ingress controllers implement it, and provides step‑by‑step YAML examples for deploying Nginx Ingress, configuring basic routing, sticky sessions, custom load‑balancing algorithms, and external traffic policies to achieve flexible traffic distribution in a cloud‑native environment.

Cloud NativeIngressKubernetes

0 likes · 5 min read

Implementing Load Balancing with Kubernetes Ingress: Principles and Practical Examples

Refining Core Development Skills

Mar 27, 2022 · Fundamentals

Understanding CPU Load Balancing and Scheduler Domains in Linux

This article explains the concept of CPU load balancing, the hierarchical scheduler domain and group structures in a multi‑core SoC, when and how the Linux kernel performs periodic, no‑hz, and idle load‑balancing, and outlines the step‑by‑step algorithm used to migrate tasks for balanced system performance.

CPU schedulingLinux kernelOperating Systems

0 likes · 9 min read

Understanding CPU Load Balancing and Scheduler Domains in Linux