# Under the hood: Broadcasting live video to millions

- **期号**: SRE Weekly Issue #7（2016-01-24）
- **作者**: —
- **链接**: https://code.facebook.com/posts/1653074404941839/under-the-hood-broadcasting-live-video-to-millions/

## 简介

Facebook recently released a live video streaming feature.  Because they’re Facebook, they’re dealing with a scale that existing solutions can’t even come close to supporting (think millions of viewers for celebrity live video broadcasts).  This article goes into detail about how they handle that level of concurrency for live streaming.  I especially like the bit about request coalescing.

## 正文

> ⚠️ 抓取失败：HTTP 400