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For the single-drive to single-drive backup scenario you're talking about here, your maximum speed will be how fast you can pull data from the source drive. If that data is well fragmented, there won't be a difference between parallel or serial retrieval. If that data is largely contiguous within the files themselves, there will be some difference between ...


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You want to copy files one by one, but with all I/O done asynchronously. Meaning that the app would issue several read requests at once and the OS will complete them as it can and signal the app that a block is ready. The app will then issue a write request and, again, the OS will complete it on its own schedule and notify the app when it's done. In ...


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Windows has a built-in feature called File History / Previous Versions that do exactly what you're asking. You don't need any 3rd-party tools. If you're in Windows 8, search from Start for File History Settings to get started. There's a short article on getting started with it here. If you're in Windows 7, you can enable Shadow Copy / Previous Versions to ...



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