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sreweekly/markdown/39/03-the-change-one-thing-rule.md

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+# 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