# 常见问题

1. 所谓preaction，就是查找spot中断率较低的替换中断率高的，其执行的频率是由参数preaction\_snapshot\_interval\_minutes 来决定，例如设置preaction\_snapshot\_interval\_minutes:20 即20分钟执行一次判断是否替换中断率较高的spot
2. Aws autoscaling 容量重新平衡 需要关闭，如果开启，当发生中断时，AWS会立刻添加一台新的机器，并且关闭中断的实例，对业务有一定的影响，导致中断的实例的数据没有处理完毕


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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://docs.spotmaxtech.com/maxbook/maxgroup-shuo-ming-wen-dang/chang-jian-wen-ti.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.