Recap of the QInfrarch Session at the 2018 Qunar Technology Carnival

On May 27, 2018, the QInfrarch special session of the Qunar Technology Carnival took place, drawing a full house of enthusiastic participants who actively asked questions and engaged with speakers during breaks.

Thanks were extended to the judges, host Zhang Ge, and volunteers for their support.

Highlights included the following talks:

APOLLO – Evolution of Real‑Time Push Architecture by Li Zheng, covering product requirements, rapid iteration, continuous improvement, and future technical roadmap.

Qunar IDC Network Architecture Evolution by Yang Hanning, describing the overall IDC network design, current online architecture, comparative network models, and VxLAN deployment in CNA data centers.

Train Ticket Search by Hu Qiang, outlining problem background, technology selection, overall architecture, and optimization strategies.

Architecture and Evolution of Compute‑Intensive Applications by Qu Fengfu, discussing complex business scenarios, performance challenges, architectural transformation, and ongoing slimming efforts.

Decentralized QTalk by Liu Dan, introducing QTalk, its previous design, decentralization approach, and effective case studies.

International Flight Price Aggregation Search by Lin Junyu, covering background, system design and optimization, and concluding remarks.

Qunar Intelligent Multi‑Datacenter Link Redundancy by Zhou Menglong, presenting an intelligent switching system, network detection optimizations, and future planning.

Fault‑Injection Platform by Wang Peng, describing background, overall architecture, zero‑cost fault injection, and current status and future direction.

The event featured lively audience participation, photo sessions with speakers, a tea‑break, and a lucky‑draw, concluding with attendees eagerly requesting PPTs and recordings to apply the presented ideas.