专题演讲嘉宾 :曹宁

WalmartLabs Engineering Manager

Ning Cao is an engineering manager in search runtime metadata team at WalmartLabs. Prior to that, he worked at Google, Huawei, etc. Ning has research and industry experience in large-scale distributed systems, search and storage in cloud computing, security and privacy.
Ning received Ph.D. in Electrical and Computer Engineering at Worcester Polytechnic Institute, M.S. and B.S. in Computer Science at Xi’an Jiaotong University. His publications have 4000+ citations:  Google Scholar .

演讲:Walmart eCommerce search system architecture: intro and evolution

时间:07月08日 15:35
地点:大宴会厅1
所属专题:电商之核心架构

As one of core parts in Walmart eCommerce platform, search system is facing challenges like fast growing number of products, increasing search traffic volume, real time update, and new business needs. To handle these challenges, we continuously improve and redesign the search architecture. 

This session will first introduce the architecture of Walmart eCommerce search system, followed by its challenges; then discuss several architecture design cases with focus on the search backend system; finally share experience and lessons we have learned in this evolution. 

Agenda 

  • Introduce Walmart eCommerce search system 
  • List challenges in the past several years 
  • Show the search architecture evolution 
  • a. Distributed search cloud (vs. open source Solr Cloud) 

    b. Re-rank (decouple from underlying search engine) 

    c. Metadata store (support real time update) 

    d. Microservices 

  • Lessons learned 

    a. Pros & Cons using open source 

    b. Chaos by microservices Audiences 

get to know

  • When to adopt/customize/replace open source software architecture
  • Evolution experience with challenges of business growth
  • The architecture of Walmart eCommerce search system 

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