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Date: Mon, 10 Mar 2014 05:39:24 -0400
From: kzug <kzug10@...il.com>
To: john-users@...ts.openwall.com
Subject: Re: Reward for saving my 15 years of photos
My apologies to all for propagating false information, I am going to do some reading ...
K.
On MondayMar 10, 2014, at 3:03 AM, magnum wrote:
>> On Mar 9, 2014, at 2:51 PM, kzug <kzug10@...il.com> wrote:
>>
>>> Hello All,
>>> Is anyone interested on sharing the workload?
>>>
>>> As there is not yet a GPU assisted mode on JTR for DMG's , I fear that we might contribute to global warming for a long while…
> On 2014-03-10 05:53, Jeff Keller wrote:
>> I think there *is* now a GPU-enabled version… magnum?
>
> There sure is. But you need to use a bleeding-jumbo snapshot.
>
> Unfortunately the GPU format lacks auto-tuning. It also doesn't use a split kernel yet (someone could fix this, looking at encfs-opencl or krb5pa-sha1-opencl - the kernel itself already exist) so it's awfully unresponsive.
>
> For weak GPUs, you may need to use a GWS as low as 512 (or system might reboot or freeze for a long time). Simplest way is to "export GWS=512" before starting job. Other way is to add "dmg_GWS = 512" in john.conf under the [Options:OpenCL] section.
>
> Flagship GPUs like HD7970 may use the default GWS of 9K but it will be pretty unresponsive.
>
> magnum
>
>
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