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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.

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Recommended strategy

Why

Complexity cost

What not to do

Also consider

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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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