Fix to avro reader

internal/memorystore/checkpoint.go

@@ -492,6 +492,32 @@ func (l *Level) loadAvroFile(m *MemoryStore, f *os.File, from int64) error {
 		return nil
 	}
 
+	interval, err := time.ParseDuration(Keys.Checkpoints.Interval)
+	if err != nil {
+		fmt.Printf("error while parsing interval: %#v", err)
+	}
+
+	now := time.Now().Unix()
+	cutOff := time.Unix(fromTimestamp, 0).Add(interval).Unix()
+
+	newCount := (min(now, cutOff) - fromTimestamp) / resolution
+
+	if recordCounter < newCount {
+		// fmt.Printf("Record Count: %d, Required Count: %d\n", recordCounter, newCount)
+
+		insertCount := newCount - recordCounter
+		for range insertCount {
+			for key := range metricsData {
+				metricsData[key] = append(metricsData[key], schema.ConvertToFloat(0.0))
+			}
+		}
+
+		err := UpdateAvroFile(f, insertCount)
+		if err != nil {
+			fmt.Printf("error while inserting blanks into avro: %s\n", err)
+		}
+	}
+
 	for key, floatArray := range metricsData {
 		metricName := ReplaceKey(key)