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Date: Sat, 15 Aug 2015 21:40:10 +0800
From: Kai Zhao <loverszhao@...il.com>
To: john-dev@...ts.openwall.com
Subject: Re: --test-full=0 crashes the Bitcoin format
On Sat, Aug 15, 2015 at 9:36 PM, Solar Designer <solar@...nwall.com> wrote:
> On Sat, Aug 15, 2015 at 09:32:52PM +0800, Kai Zhao wrote:
>> Yes, after set OMP_NUM_THREADS=32, the max_keys_per_crypt is 64. But I
>> have not reproduced on my laptop after running about 200 times.
>
> How many logical CPUs are available in your VM?
8.
>> > Kai, you're currently running two instances of john on super:
>> >
>> > kai 28475 1159 0.0 2413324 7392 ? Sl 05:50 7207:40 ./john --test-full=0 --format=bitcoin
>> > kai 31899 825 0.0 2413324 7360 ? Sl 06:29 4806:53 ./john --test-full=0 --format=bitcoin
>> >
>> > bringing load average to 37.00. What are these trying to achieve?
>> > Suppose one of them or both would crash, would this help in any way?
>>
>> Sorry, the two process maybe are zombie process. I did not notice that
>> and I just killed them.
>
> Definitely not zombie processes. When you have time, you might want to
> read up on what zombie processes in Unix are.
>
> As to you not noticing yet accumulating two processes, this means that
> you're not checking what else is going on on the system before you start
> your jobs. You should. As a minimum, type "w" before starting a job -
> you'd see that there's already load on the system, and you'd need to
> check what causes it.
>
Thanks,
Kai
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