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Date: Sun, 29 Jan 2012 09:57:21 -0500
From: Erik Winkler <ewinkler@...ls.com>
To: john-users@...ts.openwall.com
Subject: Re: John the Ripper 1.7.9 - Jumbo 5 (w/ OpenMP support)
for Intel Macs (Intel Binary)
> My system OS X 10.7, Imac intel I7
>
> I have 1 question :
>
> I run your version (openmpi) , I get
>
> mpirun -np 4 ./john -format=raw-md5 -test
> iMac-de-xxx-xx:run xxxxxx$ mpirun -np 4 ./john -format=raw-md5 -test
> Benchmarking: Raw MD5 [SSE2i 10x4x3]... Benchmarking: Raw MD5 [SSE2i 10x4x3]... Benchmarking: Raw MD5 [SSE2i 10x4x3]... Benchmarking: Raw MD5 [SSE2i
> 10x4x3]... DONE
> Raw: 21050K c/s real, 21261K c/s virtual
> DONE
> Raw: 21037K c/s real, 21248K c/s virtual
> DONE
> Raw: 20534K c/s real, 20534K c/s virtual
> DONE
> Raw: 21354K c/s real, 21354K c/s virtual
>
>
> With my own version (mpirun) I get :
>
> iMac-de-xxx-xx:run xxxxxx$ mpirun -np 4 ./john -format=raw-md5 -test
> Benchmarking: Raw MD5 [SSE2i 10x4x3]... (4xMPI) DONE
> Raw: 54812K c/s real, 54812K c/s virtual
>
> As you can see there is only 1 result : 54812K c/s real (for 4 cores)
>
> 1) Why is your version display 4 results (21+21+20+21K c/s) , and only not 1 (54812K c/s) ?
> - Is it possible to display only 1 result for all cores ?
>
I did not compile MPI support into this version, only OpenMP, which is different. MPI has been buggy on my 10.7 install, so to avoid problems, I left it out.
Erik
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