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Cross‑DataCenter

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DataFunSummit
DataFunSummit
Jul 27, 2023 · Backend Development

Building a High‑Availability ClickHouse Cluster with RaftKeeper

This article explains how RaftKeeper leverages the Raft consensus algorithm to create a high‑availability, high‑performance ClickHouse cluster across multiple data centers, covering project background, architecture, core features, performance optimizations, and real‑world deployment results.

Backend DevelopmentClickHouseCross‑DataCenter
0 likes · 17 min read
Building a High‑Availability ClickHouse Cluster with RaftKeeper
Ctrip Technology
Ctrip Technology
Feb 27, 2020 · Big Data

Ctrip's Cross‑Datacenter Hadoop Architecture: Design, Implementation, and Lessons Learned

This article details Ctrip's cross‑datacenter Hadoop architecture, covering the evolution of its Hadoop platform, the challenges of multi‑site bandwidth and latency, design choices between multi‑cluster and single‑cluster solutions, and the concrete HDFS, YARN, balancer, migration, monitoring, and throttling implementations that enable transparent, consistent, and efficient multi‑datacenter operations.

Big DataCross‑DataCenterHDFS
0 likes · 15 min read
Ctrip's Cross‑Datacenter Hadoop Architecture: Design, Implementation, and Lessons Learned
Art of Distributed System Architecture Design
Art of Distributed System Architecture Design
Jun 16, 2015 · Operations

Weibo's Multi-Active Deployment: Practices, Challenges, and Solutions

The article details Weibo's evolution toward multi‑active cross‑datacenter deployment, describing initial motivations, early synchronization attempts, the eventual MCQ‑based messaging solution, operational challenges such as latency and data consistency, and best‑practice recommendations for large‑scale distributed systems.

CachingCross‑DataCenterMessaging
0 likes · 14 min read
Weibo's Multi-Active Deployment: Practices, Challenges, and Solutions