# 小结

当故障发生时，即时获取到异常结果是大多数用户使用监控系统的最主要的目的之一。通过Prometheus提供的告警以及告警处理能力，通过内置的告警通知能力，能过帮助用户快速实现告警的通知。同时其还提供了简单有效的扩展方式，让用户可以基于Prometheus的告警处理模式实现更多的定制化需求。


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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/parti-prometheus-ji-chu/alert/summary.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.