Didi Tech
Aug 23, 2020 · Cloud Computing
Application of Programmable NICs in DiDi Cloud Network: Challenges, Solutions, and Open‑Source Contributions
DiDi Cloud’s network team replaced CPU‑bound OVS‑DPDK processing with programmable NICs, achieving sub‑150 µs VM‑to‑VM latency and up to 9.5 Mpps on 64‑byte packets, while overcoming offload, driver, and flow‑table challenges through extensive patches and open‑source contributions.
Cloud NetworkingDPDKOVS
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