# `Mayfly.Supervisor`
[🔗](https://github.com/bmalum/mayfly/blob/v1.0.0-rc.1/lib/mayfly.ex#L44)

Starts one `Mayfly.Poller` per concurrency slot after the handler has been
resolved and initialised exactly once.

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*Consult [api-reference.md](api-reference.md) for complete listing*