# The ‘Change One Thing’ Rule

- **期号**: SRE Weekly Issue #39（2016-09-11）
- **作者**: —
- **链接**: https://dzone.com/articles/the-change-one-thing-rule

## 简介

> “While we’ve got the entire system down to do X, shall we do Y also?”

This article argues that we should never do Y. If something goes wrong, we won’t know whether to roll back X or Y, and it’ll take twice as long to figure out which one is to blame.

## 正文

> ⚠️ 抓取失败：HTTP 410