Complexity -vs- Coupling
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Intro
Why we think about complexity and coupling
Shifting Across the Complex-Coupled Spectrum
The simple example
A more complicated example
Intro to Normal Accidents
Supervening
Extras: Perrow's Normal Accidents
Extra: Charles Perrow on PBS Open Mind (1985)
Where is Zattos Too Coupled? Or Too Complex?
The Services and Monoliths of Zattos
Candidate Zones to Rethink
Examining the Ratios
Thinking Strategically About Ratios
Determining by Capacity
Determining by Performance
Determining by Scope
Determining by Incidents
Zattos Incident 1
Zattos Incident 2
Incidents at Zattos
Proposed Zattos Change
Case Study: Amazon Inventory Cache
Extras: Other Takes on Coupling and Complexity
Yourdon and Constantine's Structured Design
Functional distributed systems beyond request/response
Stamp Coupling and Bandwidth Costs
Wrapping Up
Hot Spots and Hunting Grounds
Products
Course
Section
Where is Zattos Too Coupled? Or Too Complex?
Where is Zattos Too Coupled? Or Too Complex?
Complexity -vs- Coupling
Buy now
Learn more
Intro
Why we think about complexity and coupling
Shifting Across the Complex-Coupled Spectrum
The simple example
A more complicated example
Intro to Normal Accidents
Supervening
Extras: Perrow's Normal Accidents
Extra: Charles Perrow on PBS Open Mind (1985)
Where is Zattos Too Coupled? Or Too Complex?
The Services and Monoliths of Zattos
Candidate Zones to Rethink
Examining the Ratios
Thinking Strategically About Ratios
Determining by Capacity
Determining by Performance
Determining by Scope
Determining by Incidents
Zattos Incident 1
Zattos Incident 2
Incidents at Zattos
Proposed Zattos Change
Case Study: Amazon Inventory Cache
Extras: Other Takes on Coupling and Complexity
Yourdon and Constantine's Structured Design
Functional distributed systems beyond request/response
Stamp Coupling and Bandwidth Costs
Wrapping Up
Hot Spots and Hunting Grounds
2 Lessons
The Services and Monoliths of Zattos
Candidate Zones to Rethink