Why did it take so long to fix the problem?Įxperts say Facebook's technical infrastructure is unusually reliant on its own systems-and that proved disastrous on Monday.Īfter Facebook sent the fateful routing update, its engineers got locked out of the system that would allow them to communicate that the update had, in fact, been an error. It's not yet clear how or why, but Facebook's routers essentially sent a message to the internet announcing that the company's servers no longer existed. In the same way that air traffic controllers sometimes make changes to flight schedules, "Facebook did an update of these routes," Slim said.īut this update contained a crucial error. Sami Slim of data centre company Telehouse compared BGP to "the internet equivalent of air traffic control". In a tweet earlier Friday, the Facebook Gaming account said there were "a number of issues currently affecting Facebook products, including gaming streams.In an apologetic blog post, Santosh Janardhan, Facebook's vice president of infrastructure, said that "configuration changes on the backbone routers that coordinate network traffic between our data centres caused issues that interrupted this communication".įacebook explained Tuesday the outage was "caused not by malicious activity, but an error of our own making."Ĭyber experts think the problem boils down to something called BGP, or Border Gateway Protocol-the system the internet uses to pick the quickest route to move packets of information around. "We resolved this issue for everyone, and we apologize for any inconvenience." "Earlier today, a technical issue caused people to have trouble accessing some Facebook services," a spokesperson for the company said in an emailed statement. The Instagram app wasn't showing new posts and instead said "Couldn't Refresh Feed," and some users reported seeing a "5xx Server Error" on the desktop version of the site.įacebook said the issues have now been resolved, but the company didn't provide specifics on what caused the problems. People, including us here at CNET, ran into errors when trying to send messages on WhatsApp and Messenger. PT, according to reports on DownDetector. Issues started to pop up with the three Facebook-owned apps at around 10 a.m.
Instagram, WhatsApp and Facebook Messenger appear to be working again after widespread issues plagued the apps for roughly an hour on Friday.
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