`class Spread`

Prefer the backend with the fewest active requests.

Definitions

`def select(backends, queue:, request:)`

Select the least-active backend, using its name for deterministic ties.

Signature

parameter　backends　Array(Backend): Eligible backends with available permits.
parameter　queue　Queue: The request queue being scheduled.
parameter　request　Protocol::HTTP::Request: The pending request.
returns　Backend | Nil: The preferred backend.

Implementation

def select(backends, queue:, request:)
	backends.min_by{|backend| [backend.processing, backend.name]}
end