cchat-gtk/profile.go

// +build prof

package main

import (
	"os"
	"runtime"
	"runtime/pprof"

	_ "net/http/pprof"

	_ "github.com/ianlancetaylor/cgosymbolizer"

	"github.com/diamondburned/cchat-gtk/internal/log"
)

func init() {
	// go func() {
	// 	if err := http.ListenAndServe("localhost:42069", nil); err != nil {
	// 		log.Error(errors.Wrap(err, "Failed to start profiling HTTP server"))
	// 	}
	// }()

	runtime.SetBlockProfileRate(1)

	f, _ := os.Create("/tmp/cchat.pprof")
	p := pprof.Lookup("block")

	destructor = func() {
		log.Println("==destructor==")

		if err := p.WriteTo(f, 2); err != nil {
			log.Println("Profile writeTo error:", err)
		}

		f.Close()
	}
}