Experts debate Cisco’s 2017 cloud computing forecast

Grazed from CNME. Author: J.D. Sartain.

Cisco Systems’s third annual Global Cloud Index forecasts that global cloud traffic will more than quadruple, from 1.2 zettabytes in 2012 to 5.3 ZB in 2017. That works out to about 443 exabytes a month, or about 476 billion GB. More than three quarters of that data will originate in the data centre, “Largely generated by storage, production and development data in a virtualised environment” and “used in activities that are virtually invisible to individuals,” the report says. An additional 7 percent, “primarily driven by data replication and software-system updates,” will flow between data centres. The remaining 17 percent of this traffic will come from end users’ multimedia and project-oriented cloud services.

Forrester infrastructure and operations analyst James Staten thinks Cisco “under-represented” end-user cloud traffic. “End users will fuel far more than 17 percent of data center traffic,” he says, “Especially if you think about public data centres hosting online and cloud services and not just enterprise data centers.”…

Gerardo Dada, Senior Director, product marketing, Rackspace, notes that companies are increasingly relying on external cloud services., ”Digital interactions are becoming essential for all kinds of business and social activities, and customer expectations have changed,” he said…

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