diff --git a/maX.go b/maX.go
index 01a5f5c..c8b1f14 100644
--- a/maX.go
+++ b/maX.go
@@ -95,6 +95,7 @@ func Int64ToTime(ts int64) (time.Time, error) {
 func (mx *MaX) PushToWriteLogChan(cr *Core) error {
 	s := strconv.FormatFloat(float64(mx.Ts), 'f', 0, 64)
 	did := mx.InstID + mx.Period + s
+	fmt.Println("did of max:", did)
 	mx0 := MaX{}
 	mx0.InstID = mx.InstID
 	mx0.Period = mx.Period