According to Cisco, the annual IP datacenter traffic will globally reach 10.4 Zb in 2019, including 8.6 Zb generated by the only Cloud services.

According to Global Cloud Index of Cisco, the datacenter traffic should globally triple between 2014 and 2019. It would pass from 3.4 Zb in 2014 to 10.4 Zb in 2019. And the traffic generated by the Cloud services should quadruple over the period, passing from 2.1 Zb to 8.6 Zb per year. So, the Cloud services would represent 83 % of the datacenter traffic in 2019.

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