Date: Mon, 3 Jun 2013 05:20:00 +0400 From: Solar Designer <solar@...nwall.com> To: john-users@...ts.openwall.com Subject: Re: Bleeding-jumbo extensions help. Ubuntu 12.4 Linux on Oracle VM On Sun, Jun 02, 2013 at 08:44:49PM -0400, James Ross wrote: > Thanks for the help everyone, > jim@...-VirtualBox:~/JohnTheRipper/run$ ./john --format=bitcoin hash > Loaded 1 password hash (bitcoin, bitcoin (iterative SHA-256 + AES-256) > [32/32]) > Press 'q' or Ctrl-C to abort, almost any other key for status > 0g 0:00:00:12 1.75% 2/3 (ETA: 20:51:30) 0g/s 9.419p/s 9.419c/s 9.419C/s brian OK, now you may enable OpenMP (uncomment the OMPFLAGS line in the Makefile as the README suggests) for a speed like: Will run 8 OpenMP threads Benchmarking: bitcoin, bitcoin (iterative SHA-256 + AES-256) [32/64]... (8xOMP) DONE Raw: 48.0 c/s real, 6.0 c/s virtual This is on AMD FX-8120. Alternatively, you may run with "--fork=8" (or whatever number is right for your CPU). For either approach to make sense, you need to export multiple logical CPUs into your VM. Alexander
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