What is a virtual machine (VM)? - Red Hat
https://www.redhat.com/en/topics/virtualization/what-is-a-virtual-machine
WebApr 9, 2024 · A virtual machine (VM) is a computing environment that functions as an isolated system with its own CPU, memory, network interface, and storage, created from a pool of hardware resources. Software called a hypervisor isolates the necessary computing resources and enables the creation and management of VMs. The physical machine that runs the VMs ...
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