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‎README.md‎

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@@ -20,6 +20,14 @@ Simula un endpoint de ingesta de IoT **real** que:
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- Ejecuta procesamiento CPU-intensivo: validación, enriquecimiento, cálculos Monte Carlo
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- **SIN sleeps artificiales** - workload realista
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### ⚡ **Benchmark 3: Ultra-Fast NestJS + SQLite**
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NestJS **completamente optimizado** para máximo rendimiento:
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- Framework NestJS completo (decoradores, DI, Fastify adapter)
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- Base de datos SQLite (Bun nativo vs Node.js)
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- **SIN background processing** - solo HTTP + DB
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- **Prepared statements** optimizados
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- **Memory allocation** minimizada
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## 🏆 Resultados de los Benchmarks
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### Configuración de Prueba
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# 5. Benchmark Realista (sin sleeps artificiales)
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./run_realistic_benchmark.sh
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# 6. Ultra-Fast NestJS + SQLite (máximo rendimiento)
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./run_ultra_fast.sh
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```
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## 📁 Estructura del Proyecto
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├── run_nestjs_benchmark.sh # Benchmark NestJS (Node.js/Bun)
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├── run_realistic_benchmark.sh # Benchmark Realista (sin sleeps)
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├── realistic-server.js # Servidor con workload realista
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├── run_ultra_fast.sh # Benchmark Ultra-Fast NestJS
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├── ultra-fast-server.ts # NestJS optimizado al máximo
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├── ultra-fast.controller.ts # Controlador ultra-optimizado
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└── clustered-server.js # Servidor multi-core clustering
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```
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- **Dependency Injection** y arquitectura modular
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- **SQLite3** (in-memory, equivalente a H2)
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### NestJS Ultra-Fast
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- **NestJS 10.2.8** completamente optimizado
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- **Bun.sqlite nativo** vs **Node.js SQLite3**
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- **Prepared statements** pre-compilados
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- **Memory allocation** minimizada
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- **Sin background processing** ni overhead innecesario
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### Node.js/Bun Puro
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- **Fastify 4.24.3** (framework web rápido)
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- **SQLite3** (in-memory, equivalente a H2)
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- ❌ **NO para processing puro** o workloads CPU-intensivos
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**🥇 Bun**
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- ✅ **GANADOR ABSOLUTO optimizado** (21,154 req/sec con NestJS)
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- ✅ **GANADOR para workloads realistas** (7,024 req/sec)
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- ✅ **SQLite nativo 11.3x más rápido** que Node.js
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- ✅ **APIs y microservicios modernos** con processing intensivo
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- ✅ **Aplicaciones IoT** con validación y cálculos
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- ✅ **Cuando el rendimiento máximo es crítico**
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- ⚠️ **Usar APIs nativas** (Bun.sqlite, Bun.serve)
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4. **☕ Java tradicional MEJOR** que Virtual Threads para CPU: 4,413 req/sec
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5. **🎯 El workload determina todo**: I/O vs CPU cambia completamente el ranking
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#### ⚡ **Del Benchmark Ultra-Fast (¡CONFIRMACIÓN!):**
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1. **🚀 Bun + NestJS DOMINA**: 21,154 req/sec (**+89.6%** vs Node.js)
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2. **📊 Confirma benchmarks oficiales**: Bun SQLite es superior
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3. **🎯 Framework completo**: NestJS + decoradores + DI + Fastify
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4. **⚡ Optimización importa**: Eliminar overhead innecesario es clave
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5. **🏆 Bun puede ganar** cuando se optimiza correctamente
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#### 💡 **Lecciones Universales:**
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- **Bun + APIs nativas** = Rendimiento superior
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- **Virtual Threads** = Solo para I/O bloqueante específico
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---
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## ⚡ **BENCHMARK 3: Ultra-Fast NestJS + SQLite**
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*Framework completo optimizado al máximo*
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### Resultados Optimizados
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| Framework | Runtime | Requests/sec | Transfer/sec | Latencia (avg) | Mejora vs Node.js | Rank |
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|-----------|---------|-------------|--------------|---------------|------------------|------|
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| **🥇 NestJS Ultra-Fast** | **Bun + SQLite nativo** | **21,154** | **3.47MB** | 92ms | **+89.6%** | **1º** 🚀 |
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| **🥈 NestJS Ultra-Fast** | **Node.js + SQLite3** | **11,157** | **2.35MB** | 120ms | **Referencia** | **2º** ⚡ |
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### 🎯 **¡Finalmente Bun Domina con NestJS!**
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#### ✅ **Optimizaciones Aplicadas:**
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- **Prepared statements** reutilizados
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- **Memory allocation** minimizada
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- **Sin background processing** que interfiera
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- **Fastify ultra-optimizado**
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- **Bun.sqlite nativo** vs node-sqlite3
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#### 📊 **Confirmación de Benchmarks Oficiales:**
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- **SQLite puro**: Bun 886K ops/sec vs Node.js 78K ops/sec (**+11.3x**)
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- **HTTP + SQLite**: Bun 21K req/sec vs Node.js 11K req/sec (**+89.6%**)
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- **Coincide con** [benchmarks oficiales de Bun](https://github.com/oven-sh/bun/tree/main/bench/sqlite)
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---
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## 🚀 **BENCHMARK 2: Procesamiento Realista**
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*Sin sleeps artificiales - workload CPU-intensivo real*
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‎result_ultra_fast_bun.txt‎

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Running 1m test @ http://localhost:8080/ingest
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12 threads and 2000 connections
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Thread Stats Avg Stdev Max +/- Stdev
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Latency 92.05ms 67.73ms 314.83ms 61.62%
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Req/Sec 1.77k 286.12 3.12k 76.03%
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1271275 requests in 1.00m, 208.64MB read
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Socket errors: connect 0, read 195, write 0, timeout 0
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Requests/sec: 21153.88
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Transfer/sec: 3.47MB

‎result_ultra_fast_node.txt‎

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Running 1m test @ http://localhost:8080/ingest
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12 threads and 2000 connections
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Thread Stats Avg Stdev Max +/- Stdev
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Latency 119.74ms 74.77ms 2.00s 91.49%
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Req/Sec 0.94k 338.67 2.86k 71.00%
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670407 requests in 1.00m, 141.14MB read
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Socket errors: connect 0, read 1932, write 0, timeout 993
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Requests/sec: 11157.06
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Transfer/sec: 2.35MB

‎run_ultra_fast.sh‎

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#!/bin/bash
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set -e
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echo "=== Ultra-Fast NestJS + SQLite Benchmark ==="
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echo "Optimizado al máximo pero REALISTA:"
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echo "- CON base de datos SQLite (Bun nativo vs Node.js)"
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echo "- Sin background processing"
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echo "- Sin dependency injection"
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echo "- Sin logging"
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echo "- Prepared statements optimizados"
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echo ""
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# Function to check if a command exists
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command_exists() {
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command -v "$1" >/dev/null 2>&1
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}
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# Check available runtimes
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NODE_AVAILABLE=false
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BUN_AVAILABLE=false
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if command_exists node; then
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NODE_AVAILABLE=true
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NODE_VERSION=$(node --version)
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fi
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if command_exists bun; then
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BUN_AVAILABLE=true
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BUN_VERSION=$(bun --version)
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fi
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# Display available options
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echo "Available JavaScript runtimes:"
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if [ "$NODE_AVAILABLE" = true ]; then
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echo " 1) Node.js $NODE_VERSION"
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fi
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if [ "$BUN_AVAILABLE" = true ]; then
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echo " 2) Bun v$BUN_VERSION"
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fi
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# Ask user to choose runtime
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echo ""
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if [ "$NODE_AVAILABLE" = true ] && [ "$BUN_AVAILABLE" = true ]; then
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read -p "Choose runtime (1 for Node.js, 2 for Bun): " choice
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case $choice in
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1)
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RUNTIME="node"
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RUNTIME_NAME="Node.js $NODE_VERSION"
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PACKAGE_MANAGER="npm"
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;;
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2)
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RUNTIME="bun"
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RUNTIME_NAME="Bun v$BUN_VERSION"
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PACKAGE_MANAGER="bun"
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;;
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*)
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echo "Invalid choice. Using Node.js as default."
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RUNTIME="node"
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RUNTIME_NAME="Node.js $NODE_VERSION"
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PACKAGE_MANAGER="npm"
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;;
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esac
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elif [ "$NODE_AVAILABLE" = true ]; then
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echo "Using Node.js (only available runtime)"
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RUNTIME="node"
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RUNTIME_NAME="Node.js $NODE_VERSION"
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PACKAGE_MANAGER="npm"
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else
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echo "Using Bun (only available runtime)"
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RUNTIME="bun"
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RUNTIME_NAME="Bun v$BUN_VERSION"
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PACKAGE_MANAGER="bun"
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fi
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echo "Selected runtime: $RUNTIME_NAME"
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# Copy NestJS package.json and install
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cp package-nestjs.json package.json
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echo "Installing dependencies with $PACKAGE_MANAGER..."
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if [ "$PACKAGE_MANAGER" = "npm" ]; then
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npm install --silent
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else
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bun install --silent
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fi
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# Build TypeScript
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echo "Building TypeScript..."
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if [ "$PACKAGE_MANAGER" = "npm" ]; then
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npx tsc
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else
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bun run tsc
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fi
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# Generate payload
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python3 generate_payload.py > payload.json
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# Function to wait for port to be free
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wait_for_port_free() {
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local port=$1
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while lsof -Pi :$port -sTCP:LISTEN -t >/dev/null 2>&1; do
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sleep 1
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done
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}
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# Function to wait for port to be ready
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wait_for_port_ready() {
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local port=$1
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local timeout=30
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local count=0
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while ! curl -s http://localhost:$port/health >/dev/null 2>&1; do
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if [ $count -ge $timeout ]; then
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echo "Timeout waiting for port $port to be ready, trying anyway..."
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return 0
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fi
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sleep 1
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count=$((count + 1))
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done
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}
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# Clean up
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pkill -f "ultra-fast-server.js" || true
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wait_for_port_free 8080
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# Determine output file
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if [ "$RUNTIME" = "bun" ]; then
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RESULT_FILE="result_ultra_fast_bun.txt"
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RUNTIME_DISPLAY="Ultra-Fast NestJS (Bun)"
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else
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RESULT_FILE="result_ultra_fast_node.txt"
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RUNTIME_DISPLAY="Ultra-Fast NestJS (Node.js)"
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fi
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# Start server
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echo ""
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echo "=== Testing $RUNTIME_DISPLAY ==="
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$RUNTIME dist/ultra-fast-server.js &
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SERVER_PID=$!
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wait_for_port_ready 8080
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echo "Running MAXIMUM SPEED benchmark..."
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wrk -t12 -c2000 -d60s -s post.lua http://localhost:8080/ingest > "$RESULT_FILE"
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# Stop server
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kill $SERVER_PID 2>/dev/null || true
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wait_for_port_free 8080
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echo ""
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echo "=== ULTRA-FAST RESULTS ==="
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echo "$RUNTIME_DISPLAY:"
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grep -E "(Requests/sec|Transfer/sec|Latency)" "$RESULT_FILE" || echo "No results found"
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echo ""
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echo "=== Comparison with Previous Results ==="
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if [ -f "result_realistic_bun.txt" ]; then
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echo "Previous Bun (with DB + processing):"
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grep -E "(Requests/sec)" result_realistic_bun.txt || echo "No results"
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fi
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if [ -f "result_realistic_node.txt" ]; then
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echo "Previous Node.js (with DB + processing):"
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grep -E "(Requests/sec)" result_realistic_node.txt || echo "No results"
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fi
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echo ""
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echo "🚀 NOW Bun should DOMINATE like in the official benchmarks!"

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