Date: Fri, 14 Aug 2015 19:02:39 +0200 From: Agnieszka Bielec <bielecagnieszka8@...il.com> To: john-dev@...ts.openwall.com Subject: Re: PHC: Argon2 on GPU 2015-08-14 17:47 GMT+02:00 Agnieszka Bielec <bielecagnieszka8@...il.com>: > 2015-08-14 17:37 GMT+02:00 Solar Designer <solar@...nwall.com>: >> On Fri, Aug 14, 2015 at 05:31:07PM +0200, Agnieszka Bielec wrote: >>> 2015-08-14 17:20 GMT+02:00 Solar Designer <solar@...nwall.com>: >>> > And just as important: figure out why the speeds are so poor, compared >>> > to what you're getting on your laptop, as well as to what you had >>> > reported earlier (IIRC). >>> >>> when earlier? I remember only earlier tests when I had another costs >> >> Here you reported ~3k c/s at ~1.5 MB on super's Tahiti for Argon2d: >> >> http://www.openwall.com/lists/john-dev/2015/08/12/11 >> >> Now you're reporting ~10x lower speeds for the same GPU. > > indeed, this is even the same version that I'm using now. I had a > situation that I runned tests, runned again and I noticed that speed > is worse, typed command 'w', super was not idle, there was Kai on > super so I e-mailed to him, he turned off his job but after that speed > was the same (worse) I though that this is only problem with my eyes > or memory but now I see that not, maybe this have nothing common with > Kai, he said that he didn't touched GPU's. Solar, can you restart > super? ah, In this link is argon2d, it's faster than argon2i because t_cost for argon2d is equal to 1, 3 for argon2i
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