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JPC (Virtual Machine) University of Oxford: Any running the Java Virtual Machine: x86 Java Virtual Machine DOS, Linux, Windows up to 3.0 GPL version 2: KVM: Qumranet, now Red Hat x86, x86-64, IA-64, with x86 virtualization, s390, PowerPC, [5] ARM [6] Same as host Linux, illumos FreeBSD, Linux, Solaris, Windows, Plan 9: GPL version 2: Linux ...
Virtual machine instructions process data in local variables using a main model of computation, typically that of a stack machine, register machine, or random access machine often called the memory machine. Use of these three methods is motivated by different tradeoffs in virtual machines vs physical machines, such as ease of interpreting ...
When running on Linux, Docker uses the resource isolation features of the Linux kernel (such as cgroups and kernel namespaces) and a union-capable file system (such as OverlayFS) [11] to allow containers to run within a single Linux instance, avoiding the overhead of starting and maintaining virtual machines. Docker on macOS uses a Linux ...
A snapshot is a state of a virtual machine, and generally its storage devices, at an exact point in time. A snapshot enables the virtual machine's state at the time of the snapshot to be restored later, effectively undoing any changes that occurred afterwards.
Addresses an issue starting virtual machines running a forthcoming version of Mac OS X Lion. [37] 4.1.0 November 17, 2011 Added support for Lion's full screen mode, improved performance, and reintroduced the ability to turn on virtual machines automatically when VMware Fusion is opened. [38] 4.1.1 November 23, 2011
A hypervisor, also known as a virtual machine monitor (VMM) or virtualizer, is a type of computer software, firmware or hardware that creates and runs virtual machines. A computer on which a hypervisor runs one or more virtual machines is called a host machine , and each virtual machine is called a guest machine .
Comparison of virtual machines may refer to: Comparison of platform virtualization software; Comparison of application virtual machines; In this list platform refers to emulation of an entire physical machine, application refers to the byte code and similar machines used by various programming languages.
A virtual machine is less efficient than an actual machine when it accesses the host hard drive indirectly. When multiple VMs are concurrently running on the hard drive of the actual host, adjunct virtual machines may exhibit a varying and/or unstable performance (speed of execution and malware protection).