1. 面试官：介绍一下 OpenTSDB 的架构和组件。

2. 面试官：描述 OpenTSDB 的数据模型和存储过程。

3. 面试官：How does OpenTSDB handle time series data? Explain in detail.

4. 面试官：OpenTSDB 中的 Compaction 过程是如何工作的？

5. 面试官：What is the role of TSD (Time Series Daemon) in OpenTSDB? Explain the functionalities and responsibilities of TSD.

6. 面试官：What are the advantages and disadvantages of using OpenTSDB for time series data storage and analysis? Compare with other technologies.

7. 面试官：OpenTSDB 如何处理大规模数据的查询和分析？

8. 面试官：Explain the role of HBase in OpenTSDB and how it contributes to the overall architecture.

9. 面试官：What are the key differences between OpenTSDB and other time series databases such as InfluxDB and Prometheus? Compare their features and use cases.

10. 面试官：How does OpenTSDB ensure data reliability and consistency in its distributed architecture? Describe the mechanisms and technologies used for this purpose.