| exporter | grpc | targetHost | The host of target grpc server for receiving export data. | SW_EXPORTER_GRPC_HOST | 127.0.0.1 |
| - | - | targetPort | The port of target grpc server for receiving export data. | SW_EXPORTER_GRPC_PORT | 9870 |
| health-checker | default | checkIntervalSeconds | The period of check OAP internal health status. Unit is second. | SW_HEALTH_CHECKER_INTERVAL_SECONDS | 5 |