Date: Sat, 17 Sep 2011 15:46:46 +0800 From: Bugtrace <bugtrace@...il.com> To: john-users@...ts.openwall.com Subject: Re: Speed of jtr on your machine? Guys, I download john-1.7.8-jumbo-5-Linux-x86-64(Compiled by Jim Fougeron) from http://openwall.info/wiki/_media/john/john-1.7.8-jumbo-5-Linux-x86-64.tar.gz?id=john%3Acustom-builds&cache=cache Faster than mine. pentest@...ntu:~/Downloads/john-1.7.8-jumbo-5-Linux-x86-64/run$ ./john --format=raw-md5 --test Benchmarking: Raw MD5 [gen]... Using raw-md5 mode, by linking to md5_gen(0) functions DONE Raw: 16789K c/s real, 16959K c/s virtual pentest@...ntu:~/Downloads/john-1.7.8-jumbo-5-Linux-x86-64/run$ ./john --format=phpass-md5 --test Benchmarking: PHPass MD5 [phpass-md5]... Using phpass mode, by linking to md5_gen(17) functions DONE Raw: 13360 c/s real, 13360 c/s virtual On Wed, Sep 14, 2011 at 5:52 AM, magnum <rawsmooth@...dband.net> wrote: > On 2011-09-13 18:50, jfoug wrote: >>> >>> Then I should look at that. It 'should' give some signature that lists >>> it >>> was built using sse2 intrinsic functions. >> >> Here is what I see in a 32 bit intrinsic build (cygwin). Now, this is not >> jumbo-5, but I did not think anything changed about how md5_gen is built, >> since then. >> >> $ ../run/john -test -form=md5-gen >> Benchmarking: md5_gen(0): md5($p) (raw-md5) [SSE2 16x4x2 (intr)]... >> DONE >> Raw: 9653K c/s >> >> >> I will later check this on my pen drive linux-64 system, to see if there >> are >> problems showing up there, which do not appear on this 32 bit build. > > > It shows correctly when using md5_gen(0) but not when using thin raw-md5: > > $ ./john -fo:"md5_gen(0)" -test > Benchmarking: md5_gen(0): md5($p) (raw-md5) [SSE2 16x4x2 (intr)]... DONE > Raw: 13832K c/s real, 13832K c/s virtual > > $ ./john --format=raw-md5 --test > Benchmarking: Raw MD5 [gen]... Using raw-md5 mode, by linking to md5_gen(0) > functions DONE > Raw: 13858K c/s real, 13858K c/s virtual > > This is simply because the format (rawMD5go_fmt_plug.c) says so: > #define ALGORITHM_NAME "gen" > > It would be better if md5_gen replaced that. Perhaps it should when a thin > format sets ALGORITHM_NAME to a null string? > > > Back to topic, Bugtrace's performance figures are very low for some reason > or the other. What's the output from -test -fo:"md5_gen(0)"? > > magnum >
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