VPS互动课堂与传统在线教育平台相比有哪些技术优势？

VPS互动课堂搭建指南

主要搭建步骤概览

详细操作流程

步骤一：VPS服务器选购与基础配置

# VPS系统初始化配置界面
$ ssh root@yourserverip
更新系统包
$ apt update && apt upgrade -y
创建教学专用用户
$ adduser teacher
$ usermod -aG sudo teacher

步骤二：互动教学环境部署

# docker-compose.yml 配置示例
version: '3'
services:
  web:
    image: nginx:latest
    ports:

"80:80"
"443:443"

  app:
    image: interactive-classroom:latest
    environment:

DBHOST=database


  database:
    image: postgres:13

# Coturn服务器安装与配置
$ apt install coturn
$ systemctl enable coturn
编辑配置文件
$ nano /etc/turnserver.conf
listening-port=3478
tls-listening-port=5349
external-ip=yourserverip

// 互动课堂前端初始化代码
class InteractiveClassroom {
  constructor(roomId) {
    this.roomId = roomId;
    this.initWebRTC();
    this.initWhiteboard();
  }
  
  initWebRTC() {
    // WebRTC连接初始化
    this.peerConnection = new RTCPeerConnection();
  }
}

# 系统资源监控配置
$ apt install prometheus-node-exporter
$ systemctl start node-exporter
配置监控告警规则
groups:

name: classroom.rules

  rules:

alert: HighCPUUsage

    expr: rate(processcpusecondstotal[5m]) > 0.8