Sample pprof app

main.go

package main

import (
	"fmt"
	"io/ioutil"
	"math/rand"
	"net/http"
	_ "net/http/pprof"
	"sync"
	"time"
)

const _numWorkers int32 = 100000

func intensiveWork(n int32) {
	v := rand.Int31n(n)
	time.Sleep(time.Duration(v) * time.Millisecond)
	fmt.Fprintf(ioutil.Discard, fmt.Sprintf("%v", n<<31))
}

func main() {
	// Start the pprof server
	go func() {
		fmt.Println(http.ListenAndServe(":6060", nil))
	}()

	wg := sync.WaitGroup{}
	for i := int32(1); i <= _numWorkers; i++ {
		i := i
		wg.Add(1)
		go func(i int32) {
			intensiveWork(i)
			wg.Done()
		}(i)
	}
	wg.Wait()
	fmt.Println("Done")
}

torch.svg