Monitoring Tools

This section introduces useful monitoring and profiling tools for web performance tuning.

Netdata

Netdata provides real-time performance monitoring and visualization for your servers and applications.

• Access the dashboard at http://localhost:19999/
• Install:

  bash <(curl -Ss https://my-netdata.io/kickstart.sh) --non-interactive
  sudo systemctl disable netdata
  sudo systemctl start netdata

pprof (Go Profiling)

pprof is a profiling tool for Go applications, useful for CPU, memory, and goroutine analysis.

• Install Graphviz:

  sudo apt install -y graphviz

• Add to your Go application:

  import (
    _ "net/http/pprof"
  )
  func main() {
    go func() {
      log.Println(http.ListenAndServe("0.0.0.0:6060", nil))
    }()
  }