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Benchmarking Dify's Vector Store Layer: Qdrant vs pgvector Under 500 RPS Concurrent Agent Queries

Test Topology When integrating Dify into a multi-tenant agent platform serving 500+ concurrent users, vector retrieval latency becomes the bottleneck. I ran a comparative stress test between Dify's default pgvector setup and a self-hosted Qdrant cluster to measure real-world performance under susta…

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  1. 2026-11-03 21:10 · DEV Community — AI
    Benchmarking Dify's Vector Store Layer: Qdrant vs pgvector Under 500 RPS Concurrent Agent Queries

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