Memory Virtualization in Inference Engines: PagedAttention and the Elimination of Memory Fragmentation
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Introduction: The Eighty-Percent Memory Drain In our previous deep dive, From model.generate() to the Roofline Model: The Physics of Prefill and Decode Divergence , we derived from first principles that the autoregressive decode phase is deeply memory-bandwidth bound . To maximize effective GPU com…
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- 2026-10-21 00:54 · DEV Community — AI
Memory Virtualization in Inference Engines: PagedAttention and the Elimination of Memory Fragmentation