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Answer by user10186803 for mdadm repair single chunk / sector

I found a way to create a read error for mdadm. With dmsetup you can create logical devices from tables. Devices are created by loading a table that specifies a target for each sector (512 bytes) From:...

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Answer by Deltik for mdadm repair single chunk / sector

I cannot find a way to tell mdadm to repair this specific chunk. That's because when there is silent data corruption, md does not have enough information to know which block is silently corrupted. I...

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mdadm repair single chunk / sector

I want to build a NAS using mdadm for the RAID and btrfs for the bitrot detection. I have a fairly basic setup, combining 3 1TB disks with mdadm to a RAID5, than btrfs on top of that. I know that...

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