Tag

partitioning

2 cards

Cards

Ten shards holding ten percent of the data each while one hot key sends sixty percent of traffic to shard four, and the three fixes — cache in front, split the key artificially, replicate the hot ones

Distributed DataDay 34Sep 3, 2026

Evenly Distributed Isn't Even

system-design distributed-data partitioning

Partitioning by range against partitioning by hash, and the real question underneath both — what a single query has to touch, and whether the key keeps related rows on one shard

Distributed DataDay 33Sep 2, 2026

The Decision You Can't Undo

system-design distributed-data partitioning