# 基于Prometheus的弹性伸缩

弹性伸缩（AutoScaling）是指应用可以根据当前的资源使用情况自动水平扩容或者缩容的能力。


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://yunlzheng.gitbook.io/prometheus-book/part-iii-prometheus-shi-zhan/readmd/hap-with-prometheus.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.