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Message-ID: <3767c141-e627-4989-a7c3-404f66aa5a7e@jeffunit.com>
Date: Mon, 7 Oct 2024 14:59:48 -0700
From: jeff <jeff@...funit.com>
To: john-users@...ts.openwall.com
Subject: slow progress after --restore
On 10/7/2024 14:28, Solar Designer wrote:
> Hi Jeff,
>
> On Sun, Oct 06, 2024 at 07:03:56PM -0700, jeff wrote:
>> I am running john_bleeding_2024_0608.1
>>
>> john.exe --fork=22 --format=NT --verbosity=2 --no-log
>> --wordlist=\pw-crack\dictionaries\found-ntlm_811m.dic --rules=all
>> --dupe=0 \pw-crack\pwn_ntlm.115m.rawest
>>
>> whee found-ntlm_811m.dic is the file with the 811 million passwords I
>> have already cracked
>> and pwn_ntlm.115m.rawest are the 115 million hashes I have yet to crack.
>>
>> It works well.
>> However, on occasion, I need to resume john with the --restore command.
>> When I do so, it works, however for about 8000 seconds, no new hashes
>> are found.
>> After that, I slowly find hashes, and after about 10 hours I am finding
>> roughly 1 hash per second.
>>
>> Based on my observations, it seems that john checkpoints somewhat
>> infrequently, and when it is restored,
>> it starts off and repeats a lot of calculations. It would be nice if
>> there was more fine grained check pointing
>> so that hashes are found much sooner. Waiting 8000 seconds before any
>> new hashes are found seems less than ideal.
>> I don't plan on restarting often, but when I do it seems to take quite a
>> long time to build up to full speed.
> That's a weird observation. Do you mean "for about 8000 seconds" after
> the start of actual cracking when first per-process status lines have
> already appeared and timestamps have started increasing? Or is it the
> loading time maybe? Do you have a large pot file maybe? You don't show
> you overriding it with --pot.
My pot file has about 16m entries. I mean for about 8000 seconds after
the process status lines start for each thread.
> We do checkpoint often, once a minute by default (or even more often
> when a lot of passwords get cracked in a minute).
>
> For further occasions, this would have been a fine topic for john-users,
> if you set the Subject line to reflect the topic/problem.
>
> Alexander
I am enclosing a log taken every 1000 seconds of 'wc' run on the pot
file since john started each thread:
16033964 16383603 808755956 john.pot
16033964 16383603 808755956 john.pot
16033964 16383603 808755956 john.pot
16033964 16383603 808755956 john.pot
16033964 16383603 808755956 john.pot
16033964 16383603 808755956 john.pot
16033964 16383603 808755956 john.pot
16033964 16383603 808755956 john.pot
16033968 16383607 808756140 john.pot # at 9000 seconds, john
starts finding new hashes
16033968 16383607 808756140 john.pot
16033968 16383607 808756140 john.pot
16033968 16383607 808756140 john.pot
16033968 16383607 808756140 john.pot
16033968 16383607 808756140 john.pot
16033968 16383607 808756140 john.pot
16034063 16383702 808760934 john.pot
16034063 16383702 808760934 john.pot
16034096 16383736 808762546 john.pot
16034165 16383806 808765882 john.pot
16034488 16384134 808782570 john.pot
16034632 16384278 808789684 john.pot # 20,000 seconds since
starting, found 144 hashes in the last 1000 seconds
16035250 16384902 808821616 john.pot
16035759 16385412 808846458 john.pot
16036102 16385755 808863334 john.pot
16036524 16386181 808883801 john.pot
16037064 16386722 808910430 john.pot
16037570 16387229 808935056 john.pot
16038389 16388049 808975009 john.pot
16039021 16388687 809005727 john.pot
16039686 16389357 809038061 john.pot
16040324 16390000 809068929 john.pot
16040812 16390495 809092774 john.pot
16041392 16391079 809121144 john.pot
16041818 16391507 809141837 john.pot
16042728 16392422 809186478 john.pot
16043752 16393645 809236790 john.pot
16044940 16394843 809294820 john.pot
16046082 16395991 809350697 john.pot
16047102 16397018 809400804 john.pot
16048851 16398770 809489529 john.pot
16050316 16400244 809564156 john.pot # 40,000 seconds, found 1465
hashes
16051521 16401464 809623265 john.pot
16052624 16402579 809677134 john.pot
16053735 16403697 809731551 john.pot
16055185 16405157 809803547 john.pot
16056686 16406666 809876820 john.pot
16059199 16409194 810009448 john.pot
16060384 16410384 810067141 john.pot
16061670 16411688 810129615 john.pot
16063200 16413240 810204228 john.pot
16064300 16414344 810257844 john.pot
16065767 16415822 810329656 john.pot
16067050 16417114 810392809 john.pot
16068215 16418285 810449883 john.pot
16069438 16419516 810509958 john.pot
16071110 16421201 810591718 john.pot
16072609 16422713 810664819 john.pot
16074117 16424235 810738872 john.pot
16075460 16425590 810804766 john.pot
16076916 16427053 810876604 john.pot
16078520 16428670 810955255 john.pot
16079839 16429998 811019821 john.pot
16081532 16431702 811102887 john.pot
16083495 16433676 811199525 john.pot
16084874 16435063 811266751 john.pot
16086110 16436310 811327607 john.pot
16087615 16437822 811401321 john.pot
16088987 16439209 811468624 john.pot
16090223 16440457 811529238 john.pot
16091329 16441567 811583103 john.pot
16092796 16443039 811655485 john.pot
16093898 16444147 811709021 john.pot
16095087 16445349 811767112 john.pot
16096566 16446838 811840337 john.pot
16098120 16448409 811917369 john.pot
16099714 16450022 811995377 john.pot
16100984 16451297 812057448 john.pot
16102126 16452446 812113367 john.pot
16103415 16453741 812176550 john.pot
16104522 16454856 812230360 john.pot
16105905 16456252 812297730 john.pot
16107530 16457889 812377814 john.pot
16108943 16459313 812446805 john.pot
16111742 16464194 812587965 john.pot
16113148 16465611 812656543 john.pot
16114654 16467127 812730730 john.pot
16115910 16468393 812791764 john.pot
16118582 16471070 812935775 john.pot
16119897 16472400 812999961 john.pot
16121236 16473746 813065571 john.pot
16122710 16475227 813137780 john.pot
16123973 16476495 813199637 john.pot
16125470 16477999 813272714 john.pot
16126998 16479536 813347123 john.pot
16128655 16481207 813427222 john.pot
16130784 16483360 813529644 john.pot
16133229 16485811 813648450 john.pot
16135442 16488037 813754270 john.pot
16137582 16490187 813857250 john.pot
16140651 16493266 814004343 john.pot
16143414 16496040 814137044 john.pot
16146334 16498975 814277570 john.pot
16148384 16501035 814376514 john.pot
16151515 16504179 814528669 john.pot
16154814 16507488 814687464 john.pot
16156843 16509527 814787518 john.pot
16159385 16512072 814914380 john.pot
16161418 16514110 815014896 john.pot
16163351 16516047 815110139 john.pot
16164926 16517624 815190203 john.pot # the present, found 1575
hashes in the last 1000 seconds
jeff
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