Chapter 4: Challenges and Opportunities in Distributed Computing

Eventual Consistency

The foundational infrastructure of the cloud is built upon the concept of eventual consistency.

A good example of this is Amazon DynamoDB.

CAP Theorem

There is a tradeoff between consistency, availabilty and fault-tolerance.

cap-theorem

Amdahl’s Law

There are diminishing returns with parallelization.

<img width=”1108” alt=”Screen Shot 2020-02-11 at 1 52 03 PM” src=”https://user-images.githubusercontent.com/58792/74268342-b82e2b80-4cd5-11ea-8e2b-5080f3ee85ae.png”>

Elasticity

The ability to adapt to a varying workload. You should only pay for what you use. ...

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