Curvine: High-Performance Distributed Cache(Now Open Source)

⚓ rust    📅 2025-07-15    👤 surdeus    👁️ 3      

surdeus

What is Curvine[

Curvine is a distributed caching system implemented in Rust, featuring high concurrency, high throughput, low latency, and low resource consumption. Unlike KV caches like Redis or TiKV, Curvine exclusively provides file caching capabilities. It is not a storage system but rather a caching layer - data persistence still relies on underlying file systems or object storage systems for support.

What problem does it solve

  1. Large-scale Data I/O Performance Bottlenecks;
  2. Single-Machine Cache Capacity Limitations.

In practical applications, what scenarios are suitable for Curvine acceleration?

image

As shown in the figure above, Curvine is designed for the following five core scenarios:

  1. Accelerating intermediate data processing in big data shuffle operations
  2. Caching hot table data for faster big data analytics
  3. Boosting AI training efficiency through dataset caching
  4. Accelerating model file distribution via caching layer
  5. Cross-cloud data caching to mitigate performance bottlenecks of dedicated cloud connections

These use cases are just the beginning. In simple terms, Curvine fundamentally addresses: The growing conflict between escalating computational demands and the I/O bottlenecks of distributed cache systems.

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