I've encountered a disk failure on my Dell server running Server 2016. After taking the failed disk out and putting it back in, the status changed from orange to green. However, the RAID configuration is now prompting me to clear the foreign configuration. It seems like the server isn't recognizing the disk as part of the original RAID setup. Furthermore, Windows wouldn't boot with the failed disk, and even after an auto repair cycle, it no longer recognizes a bootable drive. How serious is this situation? If I replace the failed disk with a new one, will everything be restored?
5 Answers
Ideally, a RAID 10 setup should have switched over to the other mirror when one went down. It seems like putting that broken drive back in caused some confusion for your setup. To avoid this situation in the future, it's wise to keep a hot spare drive ready.
Once a disk fails, it's likely to fail again. You should rebuild the array with a new disk instead.
You shouldn't have put the failed disk back in; it's best to replace it and then rebuild the array.
Just curious, but what were you thinking when you decided to put the failed drive back? Did you really think that would fix the issue?
Wow, putting the failed disk back in wasn't a good call! You might want to consider hiring a professional to help.
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