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Tencent Cloud Middleware
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Tencent Cloud Middleware

Official account of Tencent Cloud Middleware. Focuses on microservices, messaging middleware and other cloud‑native technology trends, publishing product updates, case studies, and technical insights. Regularly hosts tech salons to share effective solutions.

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Recent Articles

Latest from Tencent Cloud Middleware

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Tencent Cloud Middleware
Tencent Cloud Middleware
Dec 12, 2023 · Cloud Native

How Tencent Cloud Implements Tiered Storage for Kafka: Architecture, Challenges, and Evolution

This article examines the challenges of Kafka's traditional architecture, explains why local‑state heavy deployments cause operational difficulty and resource waste, and details Tencent Cloud's elastic, storage‑compute‑separated designs—including tiered storage, segment state machines, offset constraints, and performance optimizations—while sharing practical implementation insights and future directions.

Cloud NativeData LifecycleElastic Architecture
0 likes · 17 min read
How Tencent Cloud Implements Tiered Storage for Kafka: Architecture, Challenges, and Evolution
Tencent Cloud Middleware
Tencent Cloud Middleware
Sep 14, 2023 · Backend Development

How Tencent Cloud’s Unitized Architecture Boosts Microservice Scalability and High Availability

This article explains the concept of unitized architecture, its characteristics and types, the performance and reliability challenges it solves for large‑scale microservice systems, and how Tencent Cloud’s TSF platform implements unit routing, gray release, and disaster‑recovery to achieve efficient, cross‑region, high‑availability deployments.

Tencent Cloudcloud-nativehigh-availability
0 likes · 15 min read
How Tencent Cloud’s Unitized Architecture Boosts Microservice Scalability and High Availability
Tencent Cloud Middleware
Tencent Cloud Middleware
Jul 21, 2023 · Backend Development

How Pulsar GEO Replication Keeps Subscription State in Sync Across Clusters

This article explains how Apache Pulsar's GEO Replication synchronizes subscription state between primary and backup clusters, detailing the challenges of ledger mismatches, the two‑step mapping process for MessageIds, and the mechanisms that ensure seamless failover without duplicate consumption.

Apache PulsarDistributed MessagingGEO Replication
0 likes · 8 min read
How Pulsar GEO Replication Keeps Subscription State in Sync Across Clusters
Tencent Cloud Middleware
Tencent Cloud Middleware
Jul 20, 2023 · Operations

Why CKafka Cross‑Region Sync Stalled at 64KB/s: TCP Window Scaling & Kernel Tuning

This article details a real‑world investigation of severe latency in CKafka cross‑region data synchronization, tracing the issue from high message backlog through network bandwidth tests, kernel parameter adjustments, and finally uncovering a TCP window‑scaling failure caused by SYN‑cookie protection and missing timestamp options.

CKafkaCross-Region SyncKafka
0 likes · 15 min read
Why CKafka Cross‑Region Sync Stalled at 64KB/s: TCP Window Scaling & Kernel Tuning
Tencent Cloud Middleware
Tencent Cloud Middleware
Jul 12, 2023 · Operations

How to Achieve Graceful Startup and Shutdown for Microservices with Spring Cloud, Polaris, and Docker

This article explains the principles and practical steps for implementing graceful startup and shutdown in microservices, covering service pre‑warming, registration strategies, Spring Cloud and Polaris demos, Docker container handling, and the benefits and challenges of lossless service lifecycle management.

DockerSpring Cloudgraceful shutdown
0 likes · 20 min read
How to Achieve Graceful Startup and Shutdown for Microservices with Spring Cloud, Polaris, and Docker
Tencent Cloud Middleware
Tencent Cloud Middleware
Apr 25, 2023 · Big Data

How to Achieve High Availability for Kafka Across Data Centers: Architectures, Trade‑offs, and Solutions

This article explains Kafka's cross‑data‑center high‑availability options, compares stretched and connected cluster designs, outlines typical failure scenarios, and reviews both community and commercial replication solutions, helping architects choose the most suitable deployment for their specific requirements.

Connected ClusterCross‑Data‑CenterKafka
0 likes · 24 min read
How to Achieve High Availability for Kafka Across Data Centers: Architectures, Trade‑offs, and Solutions
Tencent Cloud Middleware
Tencent Cloud Middleware
Apr 13, 2023 · Fundamentals

RocketMQ, Kafka, Pulsar: Core Concepts, Architecture & Transactional Messaging

This article provides a comprehensive overview of major message‑queue middleware—including RocketMQ, Kafka, Pulsar, and RabbitMQ—covering fundamental concepts such as tags, groups, offsets, architectural components, storage mechanisms, transaction workflows, rebalance strategies, and recent developments, while comparing their features and performance characteristics.

KafkaMessage QueueMiddleware
0 likes · 19 min read
RocketMQ, Kafka, Pulsar: Core Concepts, Architecture & Transactional Messaging
Tencent Cloud Middleware
Tencent Cloud Middleware
Apr 4, 2023 · Backend Development

Why Kafka’s High Reliability and Performance Matter for Asynchronous Decoupling and Load Smoothing

This article explains Kafka’s core concepts, architecture, and the mechanisms—such as ACK policies, replication, HW/LEO management, zero‑copy I/O, batching, compression, and load‑balancing—that together ensure high reliability and high throughput for asynchronous decoupling and peak‑shaving scenarios.

High PerformanceHigh reliabilityKafka
0 likes · 33 min read
Why Kafka’s High Reliability and Performance Matter for Asynchronous Decoupling and Load Smoothing