As of this morning, "almost all affected EBS volumes have been brought back online" but some still report problems. It may take a few more hours for the service to fully recover.
Amazon's RDS service also fell down, but has since recovered from a multi-availability zone failure. However, a "small number of [database] instances remain unavailable" at 1.09 a.m. PDT.
Customers were quick to vent their frustration on Twitter, which thankfully isn't hosted by the AWS service.
Sites like Quora (it got hit again, bless it) and Hipchat, along with Heroku --- a division of Salesforce, and leading social movement Pinterest and file-hosting site Dropbox hit the stumbling block as a result of the outage.
It's a case of putting all of the Web's eggs all in the same basket. Or, at least in one case, all the tofu in one food truck. (I think he was kidding.)
Amazon Web Service, when it works ---and give it credit, we're talking the very vast majority of the time --- it works well. Amazon says it is "committed" to a 99.95 percent uptime, but other smaller, nimbler companies, as you might expect, offer a 99.99 percent uptime.
It doesn't mean that Amazon's cloud service will fall down on average 7 minutes a month, but it doesn't help when customers start calling to ask why their service is down, only to reassured that "most of the time it's up."