# Fan-out/Fan-in / Coordination Overhead

> "fan-out-fan-in" (execution-core layer) is traded against "Coordination Overhead" (execution-core layer) — a principle cannot be scope-separated from a quality, metric, or cost it competes with; resolve by measuring "Coordination Overhead" and choosing an explicit operating point.

Record: `tension:coordination-overhead-fan-out-fan-in`
Kind: tension
Canonical: https://banes-lab.com/ontology/schema#tension-coordination-overhead-fan-out-fan-in

## tensions-with

- [Fan-out/Fan-in](https://banes-lab.com/records/arch/fan-out-fan-in.md)
- [Coordination Overhead](https://banes-lab.com/records/lex/coordination-overhead.md)