Fixed more markdown formatting
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@ -9,11 +9,11 @@ Having a number of disks in RAID may **seem** like a backup, especially if you'r
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RAID protects you against one and only one thing: a disk failure. It does **not** protect you against any of the following things:
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RAID protects you against one and only one thing: a disk failure. It does **not** protect you against any of the following things:
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1. Multiple disk failures beyond the RAID level chosen (e.g. both disks in a mirror, or 3 disks in a RAID-6).
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* Multiple disk failures beyond the RAID level chosen (e.g. both disks in a mirror, or 3 disks in a RAID-6).
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2. Failure of the RAID controller itself (especially when using hardware RAID), the computer itself, or the environment (a flood, or fire, perhaps).
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* Failure of the RAID controller itself (especially when using hardware RAID), the computer itself, or the environment (a flood, or fire, perhaps).
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3. Data corruption on-disk (except for ZFS, and especially for BTRFS) from cosmic rays, or minor hardware or firmware failures.
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* Data corruption on-disk (except for ZFS, and especially for BTRFS) from cosmic rays, or minor hardware or firmware failures.
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4. File corruption from bad writes or bit rot (except for ZFS), including whole-volume corruption from administrative mistakes (e.g. =mkfs= on an existing filesystem).
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* File corruption from bad writes or bit rot (except for ZFS), including whole-volume corruption from administrative mistakes (e.g. =mkfs= on an existing filesystem).
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5. Malicious or accidental deletion or modification of data by yourself or another party, including viruses.
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* Malicious or accidental deletion or modification of data by yourself or another party, including viruses.
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The adage is simple: "RAID replicates **everything**, even the stuff you don't want, like the deletion of that file you needed."
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The adage is simple: "RAID replicates **everything**, even the stuff you don't want, like the deletion of that file you needed."
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