Some people panicked and some people just spent more time on the “new Twitter.”

Facebook calls Thursday’s downtime the “worst outage we’ve had in over four years.” In post on the site, Facebook says it was unreachable for 2.5 hours because of “an unfortunate handling of an error condition.” Rich Miller at Datacenterknowledge.com breaks it down: “In short: A configuration change created a feedback loop that overwhelmed a database cluster. The only way to fix the problem was to take the whole cluster offline – which meant downtime for web site.”

If that wasn’t enough nerd for you, read more here.

h/t Mike Allen [not a nerd]