Section 01
Service Boundaries & Microservices
0 / 4
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The Monolith's Reporting Module
Medium
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Shared Database Coupling
Medium
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Too Many Tiny Services
Hard
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Synchronous Dependency Chain
Hard
Section 02
Consistency & Distributed Data
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Profile Update Looks Old
Medium
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Two Regions Edit the Same Record
Medium
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Availability or Strong Consistency
Hard
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Materialized View Is Behind
Hard
Section 03
Reliability Patterns
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Recommendation Takes Down Product Page
Hard
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Retry Storm
Hard
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One Pool Consumes Everything
Hard
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Recover Without a Herd
Hard