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Am I correct in thinking it is 2N+1 redundancy? No, why would it? Consider thinking about edge cases. Redundancy is 2N - data is stored on 2 discs, able to handle a failure. What in your world does a hot spare - that takes HOURS TO INITIALIZE - actually change? Here is a hint: NOTHING. If one drive fails, there is no redundancy - UNTIL THE HOT SPARE HAS ...


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Yes, this is possible and often used approach. It is best to take the images with dd utility, so that full hard disk contents are in the image. After you have the images, for example diskN.img, we'll use the losetup to create loop device for each disk image, which makes the image appear as a device on the system. losetup /dev/loop0 disk1.img losetup /dev/...


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Since RAID 6 stripes data over multiple devices, this looks like one of the devices is missing from the array, and the RAID controller doesn't realize it is missing a device. This means every continuous stream of data has missing data in it. Running chkdsk can only make things worse, since the issues are below the actual filesystem. You would somehow need to ...


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