Elasticsearch Search Data Flow

How search works under the covers

Source: Unsplash

Introduction

Basic Search Data Flow

Arrival

Routing

Balancing & Scattering

Searching Shards — Query Phase

Segment Searching

Coordinator Gathering

Fetch Phase — Collecting

Problems

Summary

References

About ELKman

CEO of ChinaNetCloud & Siglos.io — Global Entrepreneur in Shanghai & Silicon Valley