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managarten/load-tests/README.md
Till JS 9276d9a212 feat: GPU offload, signup limit, load tests & capacity planning 
- Route all AI workloads (Ollama, STT, TTS, Image Gen) to GPU server
  (192.168.178.11) via LAN instead of host.docker.internal
- Upgrade default model to gemma3:12b and max concurrent to 5
- Add daily signup limit service (MAX_DAILY_SIGNUPS env var)
- Add GET /api/v1/auth/signup-status public endpoint
- Add k6 load test suite (web-apps, auth, sync-websocket, ollama)
- Add capacity planning documentation
- Fix: add eslint-config to sveltekit-base and calendar Dockerfiles

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-28 21:14:24 +01:00

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Load Tests

k6-basierte Load Tests fuer die Mana-Infrastruktur.

Setup

# k6 installieren (macOS)
brew install k6

# WebSocket-Extension (fuer Sync-Tests)
# k6 hat WebSocket-Support eingebaut

Tests ausfuehren

# Gegen lokale Umgebung
k6 run load-tests/web-apps.js
k6 run load-tests/auth-api.js
k6 run load-tests/sync-websocket.js
k6 run load-tests/llm-ollama.js

# Gegen Produktion (vorsichtig!)
k6 run -e BASE_URL=https://mana.how load-tests/web-apps.js

# Mit mehr/weniger Last
k6 run --vus 100 --duration 5m load-tests/web-apps.js

# JSON-Output fuer Grafana
k6 run --out json=results.json load-tests/web-apps.js

Test-Szenarien

Script Ziel Default VUs Dauer
web-apps.js SvelteKit Frontends (HTML-Responses) 10→50→10 5 min
auth-api.js Login, Register, Token Validation 5→20→5 4 min
sync-websocket.js mana-sync WebSocket Connections 10→30→10 5 min
llm-ollama.js Ollama Chat Completions 1→3→1 3 min

Metriken interpretieren

Metrik Gut Akzeptabel Schlecht
http_req_duration (p95) < 200ms < 1s > 2s
http_req_failed 0% < 1% > 5%
ws_connecting (p95) < 100ms < 500ms > 1s
iterations Steigend Stabil Fallend

Monitoring waehrend Tests

Grafana-Dashboard auf http://localhost:8080 (oder https://grafana.mana.how) beobachten:

  • Container CPU/RAM (cAdvisor)
  • PostgreSQL Connections
  • Redis Commands/sec
  • Netzwerk-Throughput