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System DesignCohort 3
Backpressure Playground
An interactive simulator for queue backpressure - tune arrival rate, worker count, and timeout, then watch where the system collapses.
Backpressure Playground — cover
- Live visualisation of queue depth and drop rate
- Presets reproducing three real outages
- Exports a scenario as a runnable load test
Built in Cohort 3 after a session on why retries make outages worse.
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