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_analysis.py [-h] -c CONF -m METRIC -s START_TIME -e END_TIME -H
2. HOST [--csv-dump-path CSV_DUMP_PATH]

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

6. optional arguments:
7. -h, --help            show this help message and exit
8. -c CONF, --conf CONF  set the directory of configuration files
9. -m METRIC, --metric METRIC
10. set the metric name you want to retrieve
11. -s START_TIME, --start-time START_TIME
12. set the start time of for retrieving in ms, supporting
13. UNIX-timestamp with microsecond or datetime format
14. -e END_TIME, --end-time END_TIME
15. set the end time of for retrieving in ms, supporting
16. UNIX-timestamp with microsecond or datetime format
17. -H HOST, --host HOST  set a host of the metric, ip only or ip and port.
18. --csv-dump-path CSV_DUMP_PATH
19. dump the result csv file to the dump path if it is
20. specified.