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The related system call fsync() commits just the buffered data relating to a specified file descriptor. [1] fdatasync() is also available to write out just the changes made to the data in the file, and not necessarily the file's related metadata. [2] Some Unix systems run a kind of flush or update daemon, which calls the sync function on a ...
Lazy FPU state leak (CVE-2018-3665), also referred to as Lazy FP State Restore [1] or LazyFP, [2] [3] is a security vulnerability affecting Intel Core CPUs. [1] [4] The vulnerability is caused by a combination of flaws in the speculative execution technology present within the affected CPUs [1] and how certain operating systems handle context switching on the floating point unit (FPU). [2]
PowerShell is a task automation and configuration management program from Microsoft, consisting of a command-line shell and the associated scripting language.Initially a Windows component only, known as Windows PowerShell, it was made open-source and cross-platform on August 18, 2016, with the introduction of PowerShell Core. [9]
When a user is logging on to Windows, the startup sound is played, the shell (usually EXPLORER.EXE) is loaded from the [boot] section of the SYSTEM.INI file, and startup items are loaded. In all versions of Windows 9x except ME, it is also possible to load Windows by booting to a DOS prompt and typing "win".
In Unix-like operating systems, a device file, device node, or special file is an interface to a device driver that appears in a file system as if it were an ordinary file. There are also special files in DOS , OS/2 , and Windows .
Smart card sharing: Smart cards connected to host operating system may be accessed on guest operating systems. File sharing: Windows Virtual PC can also share disk partitions and disk drives of the host operating system with guest operating systems. [27] [28] This includes USB mass storage devices that are connected later. [47]
During the installation process, Windows Setup must load device drivers for the storage system on which Windows will be installed. Microsoft ships Windows with device drivers that support popular storage hardware. However, newer storage technologies will inevitably appear after the release of each version of Windows, needing newer drivers.
Protocol MOESI type – Data stored in M (D) or in O (SD) and the other caches in S (V) – Data is sent to the requesting cache from the "owner" M (D) or O (SD). The requesting cache is set S (V) while M (D) is changed in O (SD). – The MM is not updated. Protocols MESI type and MEI – Data stored in M (D) and the other caches in S (V) state