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Databases Sep 11, 2018 Tencent Cloud Developer

CynosDB Architecture and Core Mechanisms: A Comprehensive Technical Overview

CynosDB is Tencent Cloud’s high‑performance, highly‑available NewSQL distributed database that uses a shared‑storage architecture with primary and replica instances, log‑structured storage, RDMA/SPDK transmission, Raft consensus, SSI MVCC, two‑phase locking, and state‑machine replication to provide elastic scaling, fast recovery, and cost‑effective enterprise data management.

database architecturedistributed databaseNewSQLPostgreSQLRDMARaft consensusMVCCtransaction processingCynosDBshared storage

Backend Development Sep 11, 2018 JD Tech

Design and Implementation of Distributed Lock Services: Redis, ZooKeeper, and SharkLock

This article explains the principles, requirements, and implementation details of distributed lock services, comparing Redis and ZooKeeper approaches, and introduces SharkLock's design built on SharkStore with Raft-based replication, covering lock acquisition, release, reliability, scaling, and failover mechanisms.

backend developmentRedisZooKeeperdistributed lockRaftSharkLock

Backend Development Sep 8, 2018 Architects' Tech Alliance

Design and Implementation of Distributed Lock Services: Redis, ZooKeeper, and SharkLock

This article explains the principles of distributed locks, compares Redis‑based and ZooKeeper‑based implementations, discusses their limitations, and introduces the SharkLock system built on SharkStore with Raft‑based replication, detailing its reliability, dead‑lock prevention, and safety mechanisms.

backendredisZooKeeperdistributed lockRaftSharkLockSharkStore

Databases Jul 31, 2018 AntTech

High Availability and Disaster Recovery Strategies for OceanBase Distributed Database

This article reviews traditional database high‑availability techniques, explains the advantages of distributed multi‑replica consistency (Paxos/Raft) used by OceanBase, and compares various deployment topologies—from single‑site three‑replica to multi‑city five‑replica designs—highlighting their trade‑offs and best‑practice recommendations.

High AvailabilityDistributed DatabaseDisaster RecoveryReplicationPaxosOceanBase

Databases Feb 15, 2018 Architecture Digest

Design and Architecture of Zeppelin Distributed Block Storage System

This article presents an in‑depth overview of Zeppelin, a high‑availability, high‑performance block storage service, covering its motivation, online vs offline storage distinctions, data distribution strategies, centralized meta‑server design, replication policies, RocksDB‑based storage engine, Raft‑based consistency protocol, threading model, client request flow, and fault‑handling mechanisms.

replicationdistributed storageRocksDBRaftblock storageZeppelinhash partitioning

Fundamentals Jan 16, 2018 Architecture Digest

Consistency, Consensus, and Reliability in Distributed Systems

This article explains the core challenges of achieving consistency in distributed systems, describes consensus algorithms such as Paxos and Raft, discusses theoretical limits like the FLP impossibility and CAP theorem, and shows how trade‑offs among consistency, availability, and partition tolerance shape practical system design.

distributed systemsCAP theoremconsistencyRaftblockchainPaxosconsensus algorithmsFLP impossibility

Operations Sep 10, 2017 Efficient Ops

How We Built a Scalable, High‑Availability Monitoring Platform with Service Trees

This article details the challenges of traditional monitoring systems, the design and implementation of a custom high‑availability monitoring platform using a Golang‑based service tree, Raft‑backed storage, InfluxDB for time‑series data, and a modular architecture that supports Windows agents, third‑party reporting, and AI‑driven future enhancements.

monitoringhigh availabilityopsInfluxDBAIOpsservice tree

Cloud Computing Mar 13, 2017 Tencent Cloud Developer

Technical Overview of Tencent Cloud CMQ: Architecture, Reliability, Consistency, and Scalability

Tencent Cloud CMQ is a Raft‑based distributed message queue that delivers high reliability, strong consistency, and horizontal scalability for finance‑grade workloads, using multi‑node broker sets with majority‑acknowledged writes, automatic leader election, unlimited buffering, full‑path tracing, while requiring application‑level idempotency and offering limited strict ordering.

scalabilityreliabilitydistributed messagingcloud messagingraftCMQ

Databases Feb 8, 2017 Architecture Digest

The Evolution and Architecture of TiDB: From MySQL Compatibility to Distributed Storage

TiDB’s founder Huang Dongxu recounts the journey of building a MySQL‑compatible, distributed database—detailing early challenges, architectural decisions, the extensive testing, the adoption of Go, Rust, Raft, RocksDB, and the emphasis on metrics, cloud‑native design, and open‑source community collaboration.

Cloud NativeTestingRustDistributed DatabaseTiDBMySQL CompatibilityRocksDBRaft

Cloud Native Dec 9, 2016 Architecture Digest

Deep Dive into Etcd Architecture, Consistency, Storage, Watch Mechanisms, and Comparison with Zookeeper and Consul

This article analyzes Etcd's distributed architecture, Raft‑based consistency, storage implementation, watch and lease mechanisms, differences between v2 and v3, and compares it with Zookeeper and Consul, providing practical usage tips and surrounding tooling for developers of distributed systems.

distributed systemszookeeperconsulraftetcdkey-value storewatch

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