Expired50% confidenceFactExact time
vLLM uses PagedAttention technology to manage KV Cache, and its memory allocation and request scheduling introduce runtime non-determinism.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/21/2026
First Seen
Valid until: 10/19/2026(expired)
Sources
Related Claims
VerifiedPagedAttention is the core technology of the vLLM framework, which draws on the idea of operating system virtual memory management to store KV Cache in pages.81% similarVerifiedvLLM achieves efficient KV Cache management through PagedAttention technology, improving GPU memory utilization several times over.76% similarUnverifiedvLLM、TensorRT-LLM等LLM推理服务通过KV Cache机制在单次请求内缓存中间注意力计算结果，但该缓存是请求级别的，HTTP连接关闭后即被释放75% similar
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