ECO-OBS-METRIC-001¶
Name: High-cardinality metric explosion
Category: Observability & Telemetry
Family: Metrics
Primary layer: data
System layers: data
Description¶
Metrics include unbounded labels such as user IDs, request IDs, or raw paths, causing storage and query amplification.
Impact¶
- type: storage
- confidence: 0.8
- notes: Added as part of the 0.3.0 expansion to capture cross-system sustainability and operational waste.
Detection¶
- method: static-or-runtime
- confidence: 0.55
- runtime_validation_required: Yes
Remediation¶
- guidance: Bound label values, aggregate dimensions, normalize paths, and reject unbounded labels in review.
- tradeoffs: May require architecture, product, or operations review rather than a local code change.
Cost Dimensions¶
- compute: medium
- memory: medium
- network: medium
- storage: high
- human_time: medium
- carbon: medium
- water: low
Amplification¶
- scales_with_users: Yes
- scales_with_data_volume: Yes
- scales_non_linearly: Yes
Temporal Behavior¶
- startup_only: No
- steady_state: Yes
- burst_sensitive: Yes
- time_degradation: No
Runtime Evidence¶
- metrics backend cardinality
- query latency
- observability billing
Pattern examples¶
No pattern examples provided.
Remediation examples¶
No remediation examples provided.
Metadata¶
- catalog_version: 0.4.0
- status: draft
- source: catalog expansion recommendations applied 2026-05-21