This document discusses big data service architecture. It begins with an introduction to big data services and their economic benefits. It then describes the key components of big data service architecture, including data collection and storage, data processing, and applications. For data collection and storage, it covers Extract-Transform-Load tools, distributed file systems, and NoSQL databases. For data processing, it discusses batch, stream, and hybrid processing frameworks like MapReduce, Storm, and Spark. It concludes by noting big data applications in various fields and cloud computing services for big data.