1.1. Virtualization History
Today, full server and hypervisor virtualization are being implemented or investigated by nearly every company. Based on this recent interest, you would guess that this is a new technology. But it is not. In the early 1970s, IBM released their first commercial version of full operating system environment virtualization on their IBM System/370 and named it VM/370. They had been running the precursor to VM/370 in their labs, and they even had another unsupported product they distributed to customers in the late '60s. VM/370 was an implementation of what is known as full virtualization, or a complete virtualization of the underlying hardware in software enabling the execution of all the software that could run on the ...
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