Re: GELI - disk encryption GEOM class committed.

From: Mike Tancsa (mike_at_sentex.net)
Date: 07/30/05

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    Date: Fri, 29 Jul 2005 22:21:05 -0400
To: Pawel Jakub Dawidek <pjd@freebsd.org>, freebsd-current@freebsd.org

    At 04:54 PM 28/07/2005, Pawel Jakub Dawidek wrote:

    >- Utilize the crypto(9) framework, so when there is a crypto hardware
    > available, geli(8) will make use of it automatically.

    Hi,
             Any plans to add Via's AES support to crypto(9) ? This would
    potentially speed it up quite a bit when using AES

    [via]# openssl speed -evp aes-256-ecb -engine padlock
    engine "padlock" set.
    To get the most accurate results, try to run this
    program when this computer is idle.
    Doing aes-256-ecb for 3s on 16 size blocks: 10620355 aes-256-ecb's in 3.00s
    Doing aes-256-ecb for 3s on 64 size blocks: 10108173 aes-256-ecb's in 2.99s
    Doing aes-256-ecb for 3s on 256 size blocks: 6917320 aes-256-ecb's in 2.99s
    Doing aes-256-ecb for 3s on 1024 size blocks: 3004029 aes-256-ecb's in 3.00s
    Doing aes-256-ecb for 3s on 8192 size blocks: 478383 aes-256-ecb's in 3.00s
    OpenSSL 0.9.7e 25 Oct 2004
    built on: Fri Jul 29 17:03:29 EDT 2005
    options:bn(64,32) md2(int) rc4(idx,int) des(ptr,risc1,16,long) aes(partial)
    blowfish(idx)
    compiler: cc
    available timing options: USE_TOD HZ=128 [sysconf value]
    timing function used: getrusage
    The 'numbers' are in 1000s of bytes per second processed.
    type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes
    aes-256-ecb 56735.66k 216464.53k 592534.15k 1026953.66k 1308336.36k
    [via]# openssl speed -evp aes-256-ecb
    To get the most accurate results, try to run this
    program when this computer is idle.
    Doing aes-256-ecb for 3s on 16 size blocks: 1390266 aes-256-ecb's in 3.00s
    Doing aes-256-ecb for 3s on 64 size blocks: 364037 aes-256-ecb's in 2.99s
    Doing aes-256-ecb for 3s on 256 size blocks: 92390 aes-256-ecb's in 3.00s
    Doing aes-256-ecb for 3s on 1024 size blocks: 23185 aes-256-ecb's in 3.00s
    Doing aes-256-ecb for 3s on 8192 size blocks: 2902 aes-256-ecb's in 2.99s
    OpenSSL 0.9.7e 25 Oct 2004
    built on: Fri Jul 29 17:03:29 EDT 2005
    options:bn(64,32) md2(int) rc4(idx,int) des(ptr,risc1,16,long) aes(partial)
    blowfish(idx)
    compiler: cc
    available timing options: USE_TOD HZ=128 [sysconf value]
    timing function used: getrusage
    The 'numbers' are in 1000s of bytes per second processed.
    type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes
    aes-256-ecb 7424.03k 7796.16k 7893.39k 7923.14k 7952.16k
    [via]#

    This is with a
    CPU: VIA C3 Nehemiah+RNG+ACE (1199.80-MHz 686-class CPU)
       Origin = "CentaurHauls" Id = 0x698 Stepping = 8
       Features=0x381b83f<FPU,VME,DE,PSE,TSC,MSR,SEP,MTRR,PGE,CMOV,PAT,MMX,FXSR,SSE>
    real memory = 251592704 (239 MB)
    avail memory = 236732416 (225 MB)

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