ECO-DAT-CACHE-002¶
Name: Cache stampede risk
Category: Data
Family: Caching
Primary layer: architecture
System layers: architecture
Description¶
Many workers may recompute the same expired value simultaneously, amplifying load during bursts.
Impact¶
- type: resilience
- confidence: 0.7
- 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: Use request coalescing, jittered expiration, stale-while-revalidate, or locks where appropriate.
- tradeoffs: May require architecture, product, or operations review rather than a local code change.
Cost Dimensions¶
- compute: high
- memory: medium
- network: medium
- storage: low
- human_time: medium
- carbon: high
- water: low
Amplification¶
- scales_with_users: Yes
- scales_with_data_volume: No
- scales_non_linearly: Yes
Temporal Behavior¶
- startup_only: No
- steady_state: Yes
- burst_sensitive: Yes
- time_degradation: No
Runtime Evidence¶
- cache metrics
- request bursts
- backend saturation
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