Enterprise Site Reliability Engineering workspace: P0–P3 War Room command dashboard, blameless 5-Whys RCA engine with 72h action SLA, disaster recovery runbooks, 99.99% SLO error budget governance, and GitOps release audit log.
| Incident ID | Title & Impact Summary | Severity | Incident Commander | MTTD / MTTR | War Room Bridge | Financial / SLA Risk | Status |
|---|---|---|---|---|---|---|---|
| INC-842 | Payment Webhook Latency Spike (>4,500ms P99) | P0 - Critical | Sarah Jenkins (Staff SRE) | 4m / 18m | #incident-842-payments |
$14,200 SLA Defended | Resolved |
| INC-841 | Redis Cluster Primary Shard Failover Latency | P1 - Major | David Chen (Principal SRE) | 2m / 11m | #incident-841-cache |
Zero Customer Impact | Resolved |
| INC-840 | Auth Service 502 Bad Gateway under Spike | P1 - Major | Marcus Croft (DevOps Lead) | 6m / 24m | #incident-840-auth |
$4,800 SLA Defended | RCA Scheduled |
| INC-839 | Staging Database Migration Schema Lock | P2 - Moderate | Elena Rostova (Core Backend) | 8m / 15m | #incident-839-db |
Internal Only | Closed |
| RCA Code | Incident Summary | Primary Root Cause | 5-Whys Depth | 72h Preventative SLA | Engineered Mitigation | Status |
|---|---|---|---|---|---|---|
| RCA-2026-08-A | Payment Webhook TCP Socket Exhaustion | Threadpool starvation in downstream HTTP client pool due to unbounded timeout | 5/5 Complete | Met (3/3 Deployed) | Automated client connection pool circuit breaker + 2s hard deadline | Closed & Verified |
| RCA-2026-08-B | PostgreSQL Connection Pool Saturation during Spike | PgBouncer max_client_conn limit reached under 12x organic traffic surge | 5/5 Complete | Met (4/4 Deployed) | Autoscaled PgBouncer sidecars + dynamic connection queuing pool | Closed & Verified |
| RCA-2026-08-C | Auth Service JWT Cache Eviction Thrashing | LRU cache size misconfigured at 10,000 entries causing 94% cache miss storm | 5/5 Complete | In Progress (2/3 Done) | Redis cluster backing tier with 24h sliding TTL + Prometheus cache hit alerts | Under Review |
| Runbook Code | Target Subsystem | Automated Failover Trigger | Emergency CLI Mitigation | Last Verification Drill | Verification Status |
|---|---|---|---|---|---|
| RB-K8S-01 | Kubernetes Pod OOMKilled Emergency Evacuation | P99 Latency > 2,000ms for 3m | kubectl rollout undo deployment/api-server -n prod |
2026-08-20 | Tested & Verified |
| RB-PG-04 | PostgreSQL Read Replica Promotion & Failover | Primary Healthcheck 0/3 consecutive | patronictl failover cluster-prod --candidate pg-rep-02 |
2026-08-18 | Tested & Verified |
| RB-REDIS-02 | Redis Cluster Shard Split-Brain Recovery | Replication lag > 500MB | redis-cli -a $AUTH cluster failover takeover |
2026-08-15 | Tested & Verified |
| RB-CDN-07 | Cloudflare Edge DDoS & WAF Rate Limiting | Edge 5xx error rate > 5.0% | eve-waf-mitigate --zone prod --rule-block-asn |
2026-08-22 | Tested & Verified |
| Service Name | Service Tier | Target SLO | 30-Day Actual Uptime | Error Budget Remaining | Feature Freeze Trigger | Governance Status |
|---|---|---|---|---|---|---|
| Core API Gateway | Tier 1 - Mission Critical | 99.99% Uptime | 99.994% | 78.2% Budget Left | Freeze if <20% | Normal Velocity |
| Auth & JWT Verification | Tier 1 - Mission Critical | 99.99% Uptime | 99.998% | 91.5% Budget Left | Freeze if <20% | Normal Velocity |
| Stripe Checkout & Billing Engine | Tier 1 - Mission Critical | 99.95% Uptime | 99.972% | 64.0% Budget Left | Freeze if <15% | Normal Velocity |
| Real-Time WebSocket Ingestion | Tier 2 - High Priority | 99.90% Uptime | 99.941% | 58.8% Budget Left | Freeze if <10% | Normal Velocity |
| Release ID | Service / Component | Deployment Strategy | Git Commit SHA | Canary Progression | Rollback Script | Status |
|---|---|---|---|---|---|---|
| REL-2026-08-412 | api-gateway v2.14.0 | Canary (10% → 50% → 100%) | a8f91c2 |
Promoted to 100% | ./scripts/rollback.sh v2.13.9 |
Active in Prod |
| REL-2026-08-411 | auth-service v1.9.4 | Blue/Green Instant Switch | b31e77d |
Promoted to 100% | ./scripts/switch-blue.sh |
Active in Prod |
| REL-2026-08-410 | billing-worker v3.2.1 | Rolling 25% Batch | 92fa00b |
Promoted to 100% | ./scripts/rollback.sh v3.2.0 |
Active in Prod |
| Playbook Title | Domain | Core Framework & Key Runbooks | Trigger Frequency | Status |
|---|---|---|---|---|
| SOP 01: P0/P1 Major Incident Triage & War Room Protocol | Incident Command | Roles (IC, Tech Lead, Comms), bridge channels, stakeholder updates, executive briefing cadence | Per Outage / P0-P1 Alert | Operational |
| SOP 02: Blameless Post-Mortem & 5-Whys Root Cause Analysis (RCA) | Root Cause Prevention | Psychological safety guardrails, timeline reconstruction, contributing factor taxonomy, 72h action SLA | Post-Incident (Within 72h) | Operational |
| SOP 03: Service Catalog, SLO/SLA Governance & Error Budgets | Reliability Governance | SLI calculation formulas, 30-day sliding windows, error budget exhaustion & feature freeze protocol | Weekly Engineering Review | Operational |
| SOP 04: Zero-Downtime Deployment & Emergency Rollback Protocol | Release Engineering | Canary gating metrics, database schema rollback safety, blue/green DNS failover triggers | Per Production Release | Operational |