# What made SLOs so messy (and what we can do about it)

- **期号**: SRE Weekly Issue #301（2021-12-19）
- **作者**: Ben Sigelman — Lightstep
- **链接**: https://medium.com/lightstephq/what-made-slos-so-messy-and-what-we-can-do-about-it-89be415a80b3

## 简介

By creating SLOs for microservices at various levels of the request tree, they ended up with a morass of arbitrary targets that didn’t relate clearly to the user experience.

## 正文

> ⚠️ 抓取失败：HTTP 403