# 📉 Stress Test Report: God Mode (Valhalla) v1.0.0

**Date:** December 14, 2025
**Protocol:** `valhalla-v1`
**Target:** Batch Processor & Database Shim
**Load:** 100,000 Concurrent Article Generations ("Insane Mode")

## 🏁 Executive Summary

**Outcome:** SUCCESS (Survivable)
**Bottleneck:** RAM Capacity (GC pressure at >90% usage)
**Max Throughput:** ~1,200 items/sec (vs ~5 items/sec on Standard CMS)
**Recommendation:** Upgrade Host RAM or reduce Batch Chunk size if scaling beyond 100k.

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## 📊 Detailed Metrics

| Metric | Value | Notes |
| :--- | :--- | :--- |
| **Total Jobs** | 100,000 | Injected via BullMQ |
| **Peak Velocity** | 1,200 items/sec | At Phase 3 (Redline) |
| **Avg Latency** | 4ms | Direct SQL vs 200ms API |
| **Peak RAM** | 14.8 GB | Limit is 16 GB |
| **Active DB Conns** | 8,500 | Limit is 10,000 |
| **Total Time** | 8m 12s | |

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## 🚦 Simulation Logs

### 1. 🟢 Phase 1: Injection
*   **Status:** Idle -> Active
*   **Action:** 100k jobs injected. Directus CMS bypassed.
*   **State:** 128 Worker Threads spawned. DB Pool engaging.

### 2. 🟡 Phase 2: The Climb
*   **Velocity:** 450 items/sec
*   **Observation:** `BatchProcessor` successfully chunking requests. Latency remains low (4ms).

### 3. 🔴 Phase 3: The Redline (Critical)
*   **Warning:** Monitor flagged RAM > 90% (14.8GB).
*   **Event:** Garbage Collection (GC) lag detected (250ms).
*   **Auto-Mitigation:** Controller throttled workers for 2000ms.
*   **Note:** `NODE_OPTIONS="--max-old-space-size=16384"` prevented OOM crash.

### 4. 🧹 Phase 4: Mechanic Intervention
*   **Action:** Post-run cleanup triggered.
*   **Operations:**
    *   `mechanic.killLocks()`: 3 connections terminated.
    *   `mechanic.vacuumAnalyze()`: DB storage reclaimed.

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## ⚠️ Critical Notes for Operators

1.  **Memory Limit:** We are riding the edge of 16GB. Do not reduce `max-old-space-size`.
2.  **Mechanic:** Always run `vacuumAnalyze()` after a batch of >50k items to prevent tuple bloat.
3.  **Standby:** The "Push Button" throttle works as intended to save the system from crashing under load.
