Full-Stack Internet Architecture
Mar 17, 2025 · Databases
Understanding Redis Cluster Hash Slots: Concepts, Calculation, Allocation, and Dynamic Scaling
This article explains Redis cluster hash slots, how they partition data across 16,384 slots, the CRC16-based slot calculation, slot allocation to nodes, and demonstrates dynamic scaling operations such as adding, reshaping, and removing nodes with practical command‑line examples.
Data ShardingDynamic ScalingHash Slots
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