Control Plane / Availability
Kind: tension
Record: tension:availability-control-plane
Canonical: Schema
"control-plane" (execution-core layer) is traded against "Availability" (correctness-core layer) — a principle cannot be scope-separated from a quality, metric, or cost it competes with; resolve by measuring "Availability" and choosing an explicit operating point.
Listed in Tensions, after Consumer-Driven Contracts / Provider Autonomy and before Orchestration / Centralized Coordinator Coupling.