获取帮助

模块命令行说明：

1. gs_dbmind component anomaly_detection --help

显示如下帮助信息：

1. usage: anomaly_detection.py [-h] --action {overview,plot} -c CONF -m METRIC -s
2. START_TIME -e END_TIME [-H HOST] [-a ANOMALY]

4. Workload Anomaly detection: Anomaly detection of monitored metric.

6. optional arguments:
7. -h, --help            show this help message and exit
8. --action {overview,plot}
9. choose a functionality to perform
10. -c CONF, --conf CONF  set the directory of configuration files
11. -m METRIC, --metric METRIC
12. set the metric name you want to retrieve
13. -s START_TIME, --start-time START_TIME
14. set the start time of for retrieving in ms
15. -e END_TIME, --end-time END_TIME
16. set the end time of for retrieving in ms
17. -H HOST, --host HOST  set a host of the metric, ip only or ip and port.
18. -a ANOMALY, --anomaly ANOMALY
19. set a anomaly detector of the metric(increase_rate,
20. level_shift, spike, threshold)

22. Process finished with exit code 0