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    Very cool!

    I tried the patches for myself, but my performance gains were much more modest (a few MB/s).

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      Being desperate we decided to seek support from the Internet and posted our findings to the dm-crypt mailing list, but the response we got was not very encouraging:

      If the numbers disturb you, then this is from lack of understanding on your side. You are probably unaware that encryption is a heavy-weight operation…


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        Gripe: I think they’ve made this diagram unnecessarily tangled by deliberately or carelessly placing the components in silly places. If you rearrange the dm_crypt box a bit then the flow is much easier to understand.