KVM virtualization
See the following -
Red Hat Closing In On $2 Billion In Its Fourth Quarter
Red Hat finishes 2015 on a strong financial note, with OpenShift 3.1 positioned as its next-generation cloud application development platform. Red Hat reported its third quarter 2016 results Nov. 30, and largely contrary to expectations, it's still going strong. Advances in cloud computing, VMware's strong virtualization product line, the Cloud Foundry open source development platform, and Amazon and other cloud computing services were all supposed to be sapping Red Hat's strength. On the contrary, as long as Red Hat remains at the core of the enterprise data center with its Red Hat Enterprise Linux operating system, it will remain a viable competitor to VMware, the open source development platform Cloud Foundry, and proprietary clouds. ..