After years of hype, the IT industry finally had a rude awakening this spring, reminding us that cloud computing infrastructures are vulnerable to the same genetic IT flaw that plagues traditional data center operations: Everything fails sooner or later. In March, an 8.9 earthquake and subsequent tsunami caused widespread disruptions to power supplies and network connectivity to data centers across Japan, causing Japanese companies to rethink their traditional disaster recovery strategies. Several weeks later, the EBS system in one of Amazon’s EC2 data centers in the Eastern U.S. failed due to a faulty router upgrade and a cascade of resulting events, sent hundreds of customers—including many Web 2.0 companies such as Foursquare and Reddit—scrambling in an effort to resume services. Ironically, these events also highlight how cloud infrastructures, when managed correctly, actually provide unprecedented capabilities to deliver high availability, resiliency and business continuity in IT...
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