Tern Incident Router
Tern is an approved compact classifier for assigning incoming reliability incidents to the first responder queue. It is not a diagnostic or remediation engine.
Package provenance
- Artifact:
tern-router-build-17 - Taxonomy:
TERN-ROUTING-004366 - Validation set:
sealed-drill-set-09
Routing taxonomy
| Class code | Display name | Route queue | Responder playbook |
|---|---|---|---|
| capacity-saturation | Capacity saturation | platform-capacity | PB-104 |
| dependency-timeout | Dependency timeout | service-dependencies | PB-163 |
| permission-denied | Permission denied | identity-access | PB-217 |
Sealed review summary
| Class code | Reviewed cases | Precision | Recall |
|---|---|---|---|
| capacity-saturation | 52 | 0.923 | 0.942 |
| dependency-timeout | 48 | 0.938 | 0.917 |
| permission-denied | 44 | 0.955 | 0.932 |
Intended use
Use the predicted class only to choose an initial queue and playbook. A human incident commander remains responsible for severity, diagnosis, and escalation.
Limitations
The model covers exactly the declared three classes and must not be used for novel incident types.
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