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Virtualization type and Live migration: Cloud server and vps/vds

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http://serverfault.com – I am trying to understand the differences between cloud server and VPS/VDS. I came across the following article on Rackspace blog: http://www.rackspace.com/blog/rackspace-cloud-servers-vs-vps-platforms/ Reasons why I believe cloud server use hardware emulation are: Commitment of hardware resources, that can come only if the hardware is abstracted. If instance crashes, data is gone, because the hardware abstraction is the part of instance. Reasons why I believe VPS/VDS paravirtualization: Your image persists after a restart, including OS, application, data You have root access so it ca (HowTos)