monitor writes to db

Former-commit-id: 5aa70ad9d835c607abb1c19dc620f6c45d31a866

monitor/queue_test.go

@@ -12,7 +12,7 @@ func initQueue() {
 func TestQueue(t *testing.T) {
 	initQueue()
 
-	q := newQueue()
+	q, _ := newQueue()
 
 	if i := q.Peek(); i != nil {
 		t.Error(i)
@@ -33,7 +33,7 @@ func TestQueue(t *testing.T) {
 func TestQueuePriority(t *testing.T) {
 	initQueue()
 
-	q := newQueue()
+	q, _ := newQueue()
 
 	i, _ := NewItem("iQueuePriority", time.Second)
 	j, _ := NewItem("jQueuePriority", time.Hour)