Date: Fri, 4 Nov 2016 16:13:22 +0100 From: matlink <matlink@...link.fr> To: john-users@...ts.openwall.com Subject: Re: John does not fork as many times as I want Le 04/11/2016 à 16:06, Solar Designer a écrit : > On Fri, Nov 04, 2016 at 04:00:30PM +0100, matlink wrote: >> Le 04/11/2016 ? 15:56, Solar Designer a ?crit : >>> Sure, "--restore" continues from where the session was interrupted, not >>> re-testing the previously tested candidate passwords. >>> >>> Without that option, you have JtR re-test the same candidate passwords. >>> >>> The pot file eliminates previously cracked hashes in either case. >> Well, I was not using the --restore option, but always the --session >> with --pot and in fact, when john starts it says "Remaining 25185227 >> password hashes with no different salts" which is less than when >> previously ran. I guess --restore is equal to running john with the same >> parameters as before. That was my question. > Your guess is wrong. "--restore" is more than that, and it is usually > much more efficient than starting over with the same parameters. > > However, since you were getting forked processes not started or killed, > you did in fact have to start over not to miss any weak passwords. Alright. Is starting over meaning re-testing the whole potfile against the hashed pwd? The said potfile is about 670MB, then is not using --restore having a huge impact about performances? What if that file were much more huge, like 50GB? > > "Remaining 25185227 password hashes" is low enough that you should be > able to run 40 processes now, if you skip the "single crack" mode as I > suggested. > > Alexander -- Matlink - Sysadmin matlink.fr Sortez couverts, chiffrez vos mails : https://café-vie-privée.fr/ XMPP/Jabber : matlink@...link.fr Clé publique PGP : 0x186BB3CA Empreinte Off-the-record : 572174BF 6983EA74 91417CA7 705ED899 DE9D05B2
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