Etsy Migrates 1000-Shard, 425 TB MySQL Sharding Architecture to Vitess



Posted on Sat Apr 11 2026 | 12:43 pm


The Etsy engineering team recently described how the company migrated its long-running MySQL sharding infrastructure to Vitess. The transition moved shard routing from Etsy’s internal systems to Vitess using vindexes, enabling capabilities such as resharding data and sharding previously unsharded tables.




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