The library. Every incident, structured.

A growing archive of public postmortems, broken down into a consistent shape: what broke, why it cascaded, and what to take from it. New incidents added regularly.

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topic: bgp
id
incident
org
date
duration
severity
tags
FM-004
The Day Facebook Deleted Its Own Route to the InternetA backbone command issued to assess global capacity unintentionally took down all of Facebook's backbone. The audit tool that was supposed to block such a command had a bug, and the DNS that announced Facebook to the world withdrew itself in response.
Facebook
2021-10-04
~6h
SEV-1
bgpdnsnetworking
FM-014
The Automation Bug That Took Google's Network Control Plane OfflineA bug in Google's datacenter maintenance automation descheduled the network control plane in multiple physical locations at once. BGP withdrew within minutes, and traffic flowed onto an oversubscribed fail-static path until engineers could rebuild the configuration.
Google Cloud
2019-06-02
4h 25m
SEV-1
networkingautomationbgp