general family · filed under inference & serving
Persistent KV-cache management
Manages long-lived global KV storage separately from shorter-lived encoder SWA KV, using bounded replay for missing states.
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Evidence
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we separate long-lived global KV storage from short-lived encoder SWA KV in host memory, using bounded replay to approximately reconstruct missing encoder SWA states.
usedinference servingin DeepSeek-V4.1-FlashDeepSeek
Filed alongside
Other methods under inference & serving :: KV cache management.
Chunked prefillPrefix cachingPrompt cachingSWA Bounded ReplayLanguage-model-only serving modePeriodic cache checkpointingCompressed KV cachingKDA-aware prefix-cache managementRadixCacheZero SWA caching8-bit Mamba cache quantizationAsynchronous cache offloading and restorationAutomatic cacheBlock-based KV cacheCross-layer KV-cache reuseCustomized heterogeneous KV-cache layoutDisable prefix caching for benchmarkingDynamic allocation of fixed-size state-cache poolsEncoder SWA bounded replayExact SWA KV reconstruction via full multi-layer replayFine-grained prefix hashingHierarchical KV cachingInference-side KV-cache reset on weight synchronizationKDA with prefill cache