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JD Retail Technology
JD Retail Technology
Oct 29, 2024 · Big Data

JD Unified Storage Practice: Cross‑Region and Tiered Storage on HDFS

This article details JD's large‑scale HDFS unified storage implementation, covering cross‑region storage challenges, topology design, asynchronous block replication, flow‑control mechanisms, tiered storage strategies, automatic hot‑cold data migration, and the resulting performance and cost improvements for big‑data workloads.

Cross-Region StorageHDFSTiered Storage
0 likes · 20 min read
JD Unified Storage Practice: Cross‑Region and Tiered Storage on HDFS
DataFunSummit
DataFunSummit
Oct 4, 2024 · Big Data

JD Retail HDFS Unified Storage: Cross‑Region and Tiered Storage Practices

This article presents JD Retail's large‑scale HDFS deployment, detailing its unified storage architecture, cross‑region data replication challenges and solutions, tiered storage strategies for hot, warm and cold data, and the operational modules that together improve performance, reliability and cost efficiency in a big‑data environment.

Cross-Region StorageHDFSTiered Storage
0 likes · 21 min read
JD Retail HDFS Unified Storage: Cross‑Region and Tiered Storage Practices