virtual memory

Memory, often as simulated on a hard disk, that emulates RAM, allowing an application to operate as though the computer had more memory than it actually does.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun

virtual memory - (computer science) memory created by using the hard disk to simulate additional random-access memory; the addressable storage space available to the user of a computer system in which virtual addresses are mapped into real addresses

virtual storage

computer memory, computer storage, memory board, store, memory, storage - an electronic memory device; "a memory and the CPU form the central part of a computer to which peripherals are attached"

computer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures

Translations

memoria virtual

memoria virtuale

virtual memory

n (Comput) → virtueller Speicher

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

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References in periodicals archive

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Shadow page tables are used by Xen's hypervisor to keep track of the memory state of guest OS; it can be used to capture dirty pages.

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The page table is consulted each time a processor suffers a TLB fault, yielding three possible outcomes.

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Send Buffer Aggregate (Originator) (a) Generate a list of fbufs from the buffer aggregate [O (#fbufs)] (b) Raise protection of fbufs' address ranges in originator to read-only [O(#fbufs)] (c) Update page table entries, ensure TLB/cache consistency [O(#pages)]

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CTVM [14] is a kernel protection framework that adopts the hardware-assisted virtualization technology of extended page table to create the isolated operating environment for untrusted modules, and then monitors them during the runtime to protect the kernel integrity of guest VM.

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A9 page table in chapter 4 provides a quick guide to muscles, their actions, attachment sites and innervating nerves.

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