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KV cache and PagedAttention: what they do and why they matter

An explanation of the KV cache memory problem in production LLM serving and how PagedAttention (the technique behind vLLM) solves it with OS-inspired virtual memory paging.

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sabato 20 giugno 2026·dev.to
KV cache and PagedAttention: what they do and why they matter
An explanation of the KV cache memory problem in production LLM serving and how PagedAttention (the technique behind vLLM) solves it with OS-inspired virtual memory paging.