NEXUS Monitoring System Architecture� System Architecture Overview
The NEXUS Support System now features a comprehensive monitoring architecture with multiple layers of observability and intelligence. Architecture Diagram┌─────────────────────────────────────────────────────────────────┐ │ NEXUS MONITORING ARCHITECTURE │ ├─────────────────────────────────────────────────────────────────┤ │ │ │ ┌─────────────┐ ┌─────────────┐ ┌─────────────────────┐ │ │ │ FRONTEND │ │ BACKEND │ │ INFRASTRUCTURE │ │ │ │ │ │ │ │ │ │ │ │ • React/Vue │◄──►│ • Node.js │◄──►│ • Docker/Containers │ │ │ │ • Monitoring │ │ • Express │ │ • Prometheus │ │ │ │ • Error Track│ │ • MongoDB │ │ • Grafana │ │ │ │ • Performance│ │ • Security │ │ • Alert
Manager │ │ │ └─────────────┘ └─────────────┘ └─────────────────────┘ │ │ │ │ │ │ │ └───────────────────┼─────────────────────┘ │ │ │ │ │ ┌─────────────────────────────────────────────────────────────┐ │ │ │ MONITORING LAYER │ │ │ │ │ │ │ │ ┌─────────────┐ ┌─────────────┐ ┌─────────────────────┐ │ │ │ │ │ APM │ │ SECURITY │ │ BUSINESS INTEL │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ • New Relic │ │ • Threat Det│ │ • KPIs │ │ │ │ │ │ • Metrics │ │ • IP Block │ │ • Analytics │ │ │ │ │ │ • Tracing │ │ • Anomaly │ │ • Trends │ │ │ │ │ └─────────────┘ └─────────────┘ └─────────────────────┘ │ │ │ │ │ │ │ ┌─────────────┐ ┌─────────────┐ ┌─────────────────────┐ │ │ │ │ │ ALERTING │ │ LOGGING │ │ DATABASE │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ • Pager
Duty │ │ • Winston │ │ • MongoDB │ │ │ │ │ │ • Slack │ │ • ELK Stack │ │ • Health Checks │ │ │ │ │ │ • Email/SMS │ │ • Structured│ │ • Query Performance │ │ │ │ │ └─────────────┘ └─────────────┘ └─────────────────────┘ │ │ │ └─────────────────────────────────────────────────────────────┘ │ │ │ │ ┌─────────────────────────────────────────────────────────────┐ │ │ │ DATA FLOW │ │ │ │ │ │ │ │ Metrics → Prometheus → Grafana → Alerts → Notifications │ │ │ │ Logs → Filebeat → Logstash → Elasticsearch → Kibana │ │ │ │ Events → Security Monitor → Alert Manager → Pager
Duty │ │ │ │ Business Data → Analytics → KPI Dashboard → Reports │ │ │ └─────────────────────────────────────────────────────────────┘ │ └─────────────────────────────────────────────────────────────────┘Component Architecture
Application Layer Frontend (Browser) ├── User Interface ├── Frontend Monitoring Script ├── Performance Metrics ├── Error Tracking └── API Communication
Backend (Node.js) ├── Express.js Server ├── Security Middleware ├── Monitoring Middleware ├── Business Logic └── Database Connections
Monitoring Layer APM Integration ├── New Relic Agent ├── Custom Metrics ├── Distributed Tracing └── Performance Budgets
Security Monitoring ├── Threat Detection Engine ├── IP Tracking/Blocking ├── Anomaly Detection └── Security Event Logging
Business Intelligence ├── KPI Collection ├── Analytics Engine ├── Trend Analysis └── Reporting System
Alerting System ├── Rule Engine ├── Escalation Policies ├── Multi-channel Notifications └── Incident Management
Logging Infrastructure ├── Structured Logging ├── Log Aggregation ├── Log Analysis └── Log Retention
Infrastructure Layer Container Services ├── NEXUS Application ├── MongoDB Database ├── Prometheus Server ├── Grafana Dashboard ├── Alert
Manager ├── Elasticsearch ├── Logstash ├── Kibana └── Filebeat
Network Architecture ├── Internal Network ├── Service Discovery ├── Load Balancing └── Security Groups
Data Flow Architecture
Metrics Flow Application Metrics ↓ Prometheus Collection ↓ Prometheus Storage ↓ Grafana Visualization ↓ Alert
Manager Rules ↓ Notification Channels
Log Flow Application Logs ↓ Winston Logger ↓ Filebeat Shipper ↓ Logstash Processing ↓ Elasticsearch Storage ↓ Kibana Visualization
Security Events Flow Security Events ↓ Threat Detection Engine ↓ Security Dashboard ↓ Alert Rules ↓ Pager
Duty Integration
Business Data Flow Business Events ↓ Analytics Engine ↓ KPI Calculation ↓ Business Dashboard ↓ Trend Analysis� Integration Points
External Service Integrations New Relic: APM and performance monitoring Pager
Duty: Incident management and alerting Slack: Team notifications and collaboration Email: Alert notifications and reports MongoDB: Primary data storage Docker: Container orchestration
Internal Service Communications Frontend ↔ Backend API Backend ↔ MongoDB Backend ↔ Monitoring Services Monitoring ↔ Alert
Manager Alert
Manager ↔ Notification Services Logging ↔ ELK Stack Metrics ↔ Prometheus/Grafana� Security Architecture
Security Layers Application Security Input validation and sanitization Authentication and authorization Rate limiting and DDoS protection CORS and security headers
Network Security Internal network isolation Service-to-service encryption Firewall rules VPN access for management
Monitoring Security Threat detection algorithms Anomaly detection systems IP reputation checking Security event correlation
Data Security Encrypted data transmission Sensitive data masking in logs Secure credential storage Data retention policies
Performance Architecture
Performance Optimization Application Performance Response time monitoring Database query optimization Caching strategies Load balancing
Monitoring Performance Efficient metric collection Minimal overhead instrumentation Batch processing for logs Optimized alerting rules
Infrastructure Performance Resource allocation Auto-scaling capabilities Performance baselines Capacity planning
Configuration Architecture
Configuration Management Environment Variables ├── Application Config ├── Database Config ├── Monitoring Config ├── Security Config └── Alerting Config
Configuration Files ├── Docker Compose ├── Prometheus Config ├── Grafana Dashboards ├── Alert
Manager Rules └── ELK Stack Config
Deployment Architecture Development Environment ├── Local Development ├── Unit Testing ├── Integration Testing └── Performance Testing
Production Environment ├── Container Deployment ├── Service Orchestration ├── Load Balancing ├── Monitoring Integration └── Backup/Recovery
Scalability Architecture
Horizontal Scaling Application instances Database replicas Monitoring services Log processing nodes
Vertical Scaling Resource allocation Performance tuning Capacity planning Resource optimization
Monitoring Architecture Benefits
Operational Benefits Real-time Visibility: Complete system observability Proactive Alerting: Issues detected before impact Business Intelligence: Data-driven decision making Security Monitoring: Threat detection and response
Technical Benefits Modular Design: Easy to extend and modify Scalable Architecture: Grows with application needs Standardized Monitoring: Consistent across all components Comprehensive Coverage: All aspects monitored
Business Benefits Improved Reliability: Reduced downtime Better Performance: Optimized user experience Enhanced Security: Threat protection Data-Driven Insights: Business optimization
This architecture provides a robust, scalable, and comprehensive monitoring solution for the NEXUS Support System, ensuring operational excellence and business continuity.