Chapter 3. Topology design
This chapter covers
- Decomposing a problem to fit Storm constructs
- Working with unreliable data sources
- Integrating with external services and data stores
- Understanding parallelism within a Storm topology
- Following best practices for topology design
In the previous chapter, we got our feet wet by building a simple topology that counts commits made to a GitHub project. We broke it down into Storm’s two primary components—spouts and bolts—but we didn’t concern ourselves with details as to why. This chapter expands on those basic Storm concepts by showing you how to think about modeling and designing solutions with Storm. You’ll learn strategies for problem analysis that can help you end up with a good design: ...
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