LIOS executes ANNS index updates inside search I/O stall windows via resumable subtasks, overrun bounding, and dynamic fraction adjustment, delivering up to 2.68x insertion and 2.18x deletion speedups in FreshDiskANN and OdinANN while controlling latency degradation.
Product quantization for nearest neighbor search.IEEE Transactions on Pattern Analysis and Machine Intelli- gence
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Leveraging I/O Stalls for Efficient Scheduling in ANNS
LIOS executes ANNS index updates inside search I/O stall windows via resumable subtasks, overrun bounding, and dynamic fraction adjustment, delivering up to 2.68x insertion and 2.18x deletion speedups in FreshDiskANN and OdinANN while controlling latency degradation.