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VECTOR-SEARCH5 MIN READ

Tune The Index Deliberately

Choose an index tuning action based on latency, recall, memory, and update constraints.

86% memory already consumed 4 constraints: recall, latency, memory, updates 0.97 recall@10 already meets target Recall already meets target, but memory is high and latency spikes during ingest. What is the strongest next move? Investigate memory and ingest controls such as quantization, sharding, cleanup, or write scheduling before increasing search effort Increase ef_search because higher search effort usually improves the quality of nearest neighbors Lower the recall target because memory pressure means quality must always be sacrificed first Switch to exhaustive search so the team can remove the approximate-index tuning problem The binding constraints are memory and ingest latency, not…

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