Series
Scalability
A series on scalability — from individual instances to distributed systems and the organisations that develop them.
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Introduction
Fifty Users
A portal crashes when there are 50 concurrent users. This marks the start of a series on the topic of scalability — from individual instances through the architecture of distributed systems to the organisation.
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Part 1
The Capacity of a Single Instance: Little's Law in Practice
Every service can be modelled as a queuing system. Little's Law connects throughput, latency, and concurrency — and reveals where the bottleneck is.