Path	Lines of Code
backend/src/main/java/org/apache/iotdb/admin/service/impl/IotDBServiceImpl.java	4452
backend/src/main/java/org/apache/iotdb/admin/service/impl/MetricsResultServiceImpl.java	256
backend/src/main/java/org/apache/iotdb/admin/service/impl/MetricsServiceImpl.java	1617