Facebook outage - what's happening?

Question

Anyone got the inside scoop at FB?

bookface · Accepted Answer

More details captured here: https://engineering.fb.com/2021/10/05/networking-traffic/outage-details/

From what I know, there was a problematic regex involved as well. Not surprising given how confusing it is.

kfc · Answer

Apparently Telegram had 70M new users in the period of the outage, founder posted about it here: https://t.me/durov/170

derivatives · Answer

https://blog.cloudflare.com/october-2021-facebook-outage/