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Am 14.05.2014 01:02, schrieb Neil Bothwick: |
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> On Wed, 14 May 2014 00:34:12 +0200, Stefan G. Weichinger wrote: |
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> |
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>> How to transform partitions/directories set up with cryptsetup |
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>> into this new world? Set up a btrfs on top of the crypted fs ? I |
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>> ask because I look for a clean setup for my 2 thinkpads. |
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> |
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> Encrypt the partition(s) with cryptsetup and them use the devices |
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> in /dev/mapper to create the volumes. That's how I have my ZFS |
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> pools set up and I'm looking to do the same when I try BTRFS. |
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Doesn't that screw up the whole idea of checksumming etc ? |
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In my understanding the FS (=btrfs or zfs) should have the direct |
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contact to the "metal" (=hdd/sdd) to be fully able to detect bitrot |
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and stuff. |
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btrfs inside a crypted volume will work, yes, but it won't be able to |
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see or correct flipping bits on the hardware, because the underlying |
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layers of cryptsetup etc might hide them. |
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Right? |