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Shadow Copy (also known as Volume Snapshot Service, [1] Volume Shadow Copy Service [2] or VSS [2]) is a technology included in Microsoft Windows that can create backup copies or snapshots of computer files or volumes, even when they are in use. It is implemented as a Windows service called the Volume Shadow Copy service.
Disk Cloning Software Disk cloning capabilities of various software. Name Operating system User Interface Cloning features Operation model License
To avoid downtime, high-availability systems may instead perform the backup on a snapshot—a read-only copy of the data set frozen at a point in time—and allow applications to continue writing to their data. Most snapshot implementations are efficient and can create snapshots in O(1). In other words, the time and I/O needed to create the ...
If you're asked to provide a screenshot when contacting AOL about an issue, you can use these steps for the most common operating systems. If you're using a different device, contact the manufacturer of the device for specific steps. • Capture a screenshot on iOS • Capture a screenshot on Windows • Capture a screenshot on Mac OS X
To take a screenshot on Windows 10, you can use the PrtScn button on your keyboard or tools like Snip & Sketch. If you want to take a screen recording, you can use the Game Bar by pressing Windows ...
Volume Snapshot Service, or Shadow Copy, in Microsoft Windows; Visual Surround Sound / Visual Surround System : when surround sound is created and perceived with less sources than real surround system. VSS (voltage), V SS, a negative power-supply pin in FET ICs
Perhaps the best known support for this was incorporated into Microsoft Shadow Copies [1] which was introduced in Microsoft Windows Server 2003. For an application to be quiesced during the shadow copy process, it must register itself as a writer [ 2 ] and it is responsible for putting itself into a quiescent mode upon notification.
Copy-on-write (COW), also called implicit sharing [1] or shadowing, [2] is a resource-management technique [3] used in programming to manage shared data efficiently. Instead of copying data right away when multiple programs use it, the same data is shared between programs until one tries to modify it.