Refactor memory profiler, change output format

main.go

@@ -204,7 +204,7 @@ func main() {
 	}
 
 	if options.Debug {
-		go startRuntimeProfiler()
+		startRuntimeProfiler()
 	}
 
 	startServer()

utils.go

@@ -1,7 +1,8 @@
 package main
 
 import (
-	"fmt"
+	"log"
+	"os"
 	"runtime"
 	"time"
 )
@@ -9,16 +10,21 @@ import (
 const MEGABYTE = 1024 * 1024
 
 func startRuntimeProfiler() {
+	go func() {
+		logger := log.New(os.Stdout, "", 0)
 		m := &runtime.MemStats{}
 
 		for {
 			runtime.ReadMemStats(m)
 
-		fmt.Println("-----------------------")
-		fmt.Println("Goroutines:", runtime.NumGoroutine())
-		fmt.Println("Memory acquired:", m.Sys, "bytes,", m.Sys/MEGABYTE, "mb")
-		fmt.Println("Memory used:", m.Alloc, "bytes,", m.Alloc/MEGABYTE, "mb")
+			logger.Printf(
+				"[DEBUG] Goroutines: %v, Mem used: %v (%v mb), Mem acquired: %v (%v mb)\n",
+				runtime.NumGoroutine(),
+				m.Alloc, m.Alloc/MEGABYTE,
+				m.Sys, m.Sys/MEGABYTE,
+			)
 
 			time.Sleep(time.Second * 30)
 		}
+	}()
 }