Comparing Today’s Hypervisors
In the early days of the personal computer, there were many choices of operating system; today, there are many solutions available to choose from for a virtualization strategy. Similar to the original mainframe solution, there are vendor- and operating system-specific solutions that allow users to carve up a single operating system-specific environment into multiple secure environments. Some examples of these are Sun (now owned by Oracle) Solaris Zones, BSD jails in FreeBSD, HP-UX Containers, and PowerVM on IBM AIX. There are other solutions, such as Parallels Virtuozzo that virtualizes an operating system that all the guests can share.
Because this text focuses on x86 server virtualization rather than some of the ...
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