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

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

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