Memory usage optimization

pkg/rrc/helper.go

@@ -1,5 +1,12 @@
 package rrc
 
+import (
+	"runtime"
+
+	"github.com/dustin/go-humanize"
+	log "github.com/sirupsen/logrus"
+)
+
 func searchVL(V []float64, Sik float64) int {
 	left, right := 0, len(V)-2
 
@@ -24,3 +31,16 @@ func searchVL(V []float64, Sik float64) int {
 	// Return -1 if no such position is found
 	return -1
 }
+
+var lastTotalFreed uint64
+
+func printMemStats() {
+	var m runtime.MemStats
+	runtime.ReadMemStats(&m)
+	log.Printf("[Memory] Alloc = %v TotalAlloc=%v Just Freed = %v Sys = %v NumGc=%v",
+		humanize.Bytes(m.Alloc),
+		humanize.Bytes(m.TotalAlloc),
+		humanize.Bytes(((m.TotalAlloc - m.Alloc) - lastTotalFreed)),
+		humanize.Bytes(m.Sys), m.NumGC)
+	lastTotalFreed = m.TotalAlloc - m.Alloc
+}