Date: Mon, 14 Nov 2016 21:34:55 +0100 From: Solar Designer <solar@...nwall.com> To: john-users@...ts.openwall.com Subject: Re: Loading high number of hashes on GPU > On 2016-11-14 15:03, Luis Rocha wrote: > >$./john 20M.hashes --wordlist=uniqwords --pot=20M.pot > >--format=raw-sha1-opencl --session=gpu --fork=2 --rules:Jumbo BTW, there's usually no point in actually using a GPU for fast hashes with JtR if you do not use mask (possibly along with wordlist and rules, or with another host-side mode, for a hybrid mode). > >No dupe-checking performed when loading hashes. On Mon, Nov 14, 2016 at 04:19:59PM +0100, magnum wrote: > I think the above message is a clue. Did you set NoLoaderDupeCheck in > john.conf? That wont work with Sayantan's bitmap tables. I think we should add a format flag that would forcibly ignore the config file's NoLoaderDupeCheck (and perhaps print a message about that when the flag is set), and set the flag in Sayantan's formats affected by this issue. Alexander
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