ScaleLab AI
Failure Simulator
Stress-test designs with outage playbooks, affected services, mitigations, fallback plans, and severity scoring.
Severity score
78
Redis Down
Cache misses surge, sessions and rate limit checks may degrade, databases receive sudden load.
Symptoms
- • elevated DB CPU
- • login failures
- • p95 latency spike
- • cache error alerts
Affected services
- • API Gateway
- • Auth
- • Session
- • Feed
- • Catalog
Mitigation
- • enable local fallback cache
- • shed non-critical traffic
- • raise DB read replica capacity
- • disable expensive personalization
Fallback plan
- • Serve stale data for low-risk reads and route session validation to signed token fallback.