Performance Optimization

Learn how to optimize your VPS for maximum performance and reliability.

System Monitoring

Key Metrics

Resource Usage

  • • CPU utilization
  • • Memory usage
  • • Disk I/O
  • • Network throughput

Performance Indicators

  • • Response times
  • • Load averages
  • • Error rates
  • • Queue lengths

Monitoring Tools

Built-in Tools

  • • top - Process monitoring
  • • htop - Interactive process viewer
  • • iostat - I/O statistics
  • • netstat - Network statistics

Advanced Monitoring

  • • Prometheus - Metrics collection
  • • Grafana - Visualization
  • • Node Exporter - System metrics
  • • Alertmanager - Alert handling

System Tuning

Kernel Parameters

Key parameters to optimize:

  • • vm.swappiness - Memory swapping behavior
  • • net.core.somaxconn - Connection backlog
  • • net.ipv4.tcp_max_syn_backlog - TCP backlog
  • • fs.file-max - File descriptor limits

Resource Limits

System Limits

  • • Open files limit
  • • Process limits
  • • Memory limits
  • • CPU quotas

Best Practices

Regular Maintenance

  • • Clean up unused files and packages
  • • Update system packages regularly
  • • Monitor and rotate logs
  • • Schedule maintenance windows

Performance Tips

Application Level

  • • Use caching effectively
  • • Optimize database queries
  • • Implement CDN
  • • Enable compression

System Level

  • • Use SSD storage
  • • Enable RAID if needed
  • • Optimize network settings
  • • Configure proper swap

Need Help?

Our technical support team is available to help optimize your VPS performance.