Correlation ID / Header/Metadata Management
Kind: tension
Record: tension:correlation-id-header-metadata-management
Canonical: Schema
"correlation-id" (observability layer) is traded against "Header/Metadata Management" (observability layer) — a principle cannot be scope-separated from a quality, metric, or cost it competes with; resolve by measuring "Header/Metadata Management" and choosing an explicit operating point.
Listed in Tensions, after Traceability / Metadata Propagation Overhead and before Causation ID / Metadata Verbosity.