How does RAID 1 determine whether a disk is corrupted?
Fresh3 days ago
Mar 15, 20268467 viewsConfidence Score0%
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Problem
I've built a RAID 1 array of 2 disks, A and B. That means that every bit on A is equal to a bit on B. If one disk fails, I can safely retrieve my data from the other disk. But then I started wondering: How true is this? Let's say a bit 1 on A reads 0, but 1 on B. How would the RAID controller be ab…
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Fix for: How does RAID 1 determine whether a disk is corrupted?
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RAID1 is not a backup solution at all. What RAID1 does is to protect you from a single-drive failure. That's all. Well, okay, it also speeds up your read speeds a little. But it's not a backup solution. If you delete a file, it's deleted from both d…
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