Hi dear professionals,
Last week all social media and newspapers have been talking about the Facebook outage (October 4th). Facebook has issued this update by Santosh Janardhan (VP of Infrastructure).
What exactly has happened there? Are we talking just about a human error? How could it have been prevented?
The Facebook outage on October 4, 2021, was reportedly caused by a configuration change to the backbone routers coordinating network traffic between Facebook's data centers. This change unintentionally disconnected all of Facebook's data centers from the internet, making these services unavailable to users worldwide for over six hours:
The outage could have been prevented if:
Facebook has taken steps to address the issues that led to the outage, including improving its testing and auditing procedures for configuration changes. However, it is essential to note that every system is flawed, and there is always a risk of outages.