pprof.go

package main

import (
	"bytes"
	"fmt"
	"log"
	"os/exec"
	"time"
)

func main() {
	for i := 0; i < 10; i++ {
		args := []string{
			"tool",
			"pprof",
			"http://localhost:6060/debug/pprof/heap",
		}
		cmd := exec.Command("go", args...)
		var stdout, stderr bytes.Buffer
		cmd.Stdout = &stdout
		cmd.Stderr = &stderr
		err := cmd.Run()
		if err != nil {
			log.Fatalf("cmd.Run() failed with %s\n", err)
		}
		outStr, errStr := string(stdout.Bytes()), string(stderr.Bytes())
		fmt.Printf("out:\n%s\nerr:\n%s\n", outStr, errStr)
		<-time.After(1*time.Second)
	}
}