Liulishuo Tech Team
Dec 31, 2020 · Big Data
Migrating a Petabyte-Scale Big Data Platform to Alibaba Cloud: Architecture, Challenges, and Lessons Learned
This article details the end‑to‑end migration of a petabyte‑scale big‑data platform to Alibaba Cloud, describing the DSS synchronization system, its integration with Hive Metastore and Airflow, the gray‑release strategy, data‑consistency validation using Presto, and key takeaways for future cloud migrations.
Cloud MigrationDSSGray Release
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