# Observability Show & Tell: show us your failure!

- **期号**: SRE Weekly Issue #127（2018-06-24）
- **作者**: o11ycon
- **链接**: https://o11ycon.io/cff/

## 简介

o11ycon has posted a Call for Failures:

> Send us a slide or two, including a graph or other visual artifact of observability that represents the worst day of your (professional) life. Or a graph that drives home some important, deeply unexpected, or just plain interesting point about your systems.

## 正文

> ⚠️ 抓取失败：HTTP 404