Scaling strategy helper

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Five questions about what's actually slow — one primary recommendation, what it costs in complexity, and what not to do.

Recommended strategy

Why

Complexity cost

What not to do

Also consider

About this tool

Most scaling advice starts with the solution ("just add Kubernetes") instead of the problem. This tool works the other way: it asks what's actually slow, and picks one strategy — because doing one right thing beats doing three fashionable ones.

The rules are deterministic and deliberately conservative: measure first, cache before you scale, vertical before horizontal, and never add instances to fix a slow query. Everything runs in your browser.

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