By Kirk Ladendorf AMERICAN-STATESMAN STAFF Published: 6:59 p.m. Friday, April 22, 2011 Austin companies ranging from online service providers to a local travel agency felt the sting of a major outage at an Amazon.com data center in Virginia on Thursday and Friday. The effects of the service interruption were widespread because Amazon is a major provider of data center hosting for the fast-emerging market of cloud computing services. That meant thousands of smaller companies were depending on Amazon to run their website operations, store their business data and even keep track of their email service.






