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Groups > linux.debian.user > #211228

Re: fix for no ssh

From Andy Smith <andy@strugglers.net>
Newsgroups linux.debian.user
Subject Re: fix for no ssh
Date 2019-07-11 17:10 +0200
Message-ID <yiIRQ-7ye-11@gated-at.bofh.it> (permalink)
References (5 earlier) <yih5f-6Sz-1@gated-at.bofh.it> <yijgJ-87J-3@gated-at.bofh.it> <yikwa-A3-5@gated-at.bofh.it> <yiG3E-5MG-3@gated-at.bofh.it> <yiI5r-70X-7@gated-at.bofh.it>
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On Thu, Jul 11, 2019 at 05:12:03PM +0300, Reco wrote:
> On Thu, Jul 11, 2019 at 12:03:53PM +0000, Andy Smith wrote:
> > I think the wiki article at
> > https://wiki.debian.org/BoottimeEntropyStarvation really shows that
> > currently there is no such consensus available, as every solution
> > listed (except buying extra entropy hardware)
> 
> That one is bad too.
> Hardware random generator is not used by kernel directly, it requires
> userspace program (such as hwrngd).
> So, even if you put it into initrd alongside with the needed kernel
> modules, there's still a noticeable delay between 'kernel rng is needed'
> and 'sufficient entropy is available'.

With no modifications and RDRAND instruction disabled, a Debian
buster VM I just created gets to crng: done in 49 seconds. By adding
the userspace daemon for EntropyKey, it gets there in 10 seconds.
Allowing RDRAND it gets there in 2 seconds.

I haven't tested it with my OneRNG devices yet.

I suspect I could also make the EntropyKey daemon start sooner if I
tried.

Cheers,
Andy

-- 
https://bitfolk.com/ -- No-nonsense VPS hosting

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Thread

fix for no ssh Gene Heskett <gheskett@shentel.net> - 2019-07-07 16:30 +0200
  Re: fix for no ssh Tixy <tixy@yxit.co.uk> - 2019-07-07 16:50 +0200
    Re: fix for no ssh Andrei POPESCU <andreimpopescu@gmail.com> - 2019-07-07 18:50 +0200
      Re: fix for no ssh Nicholas Geovanis <nickgeovanis@gmail.com> - 2019-07-07 19:50 +0200
        Re: fix for no ssh Andrei POPESCU <andreimpopescu@gmail.com> - 2019-07-08 09:00 +0200
          Re: fix for no ssh Curt <curty@free.fr> - 2019-07-08 11:10 +0200
            Re: fix for no ssh Andrei POPESCU <andreimpopescu@gmail.com> - 2019-07-08 12:20 +0200
              Re: fix for no ssh Curt <curty@free.fr> - 2019-07-08 13:00 +0200
              Re: fix for no ssh Curt <curty@free.fr> - 2019-07-08 16:50 +0200
                Re: fix for no ssh Greg Wooledge <wooledg@eeg.ccf.org> - 2019-07-08 17:40 +0200
                Re: fix for no ssh Curt <curty@free.fr> - 2019-07-08 18:20 +0200
                Re: fix for no ssh Andy Smith <andy@strugglers.net> - 2019-07-08 18:50 +0200
                Re: fix for no ssh Curt <curty@free.fr> - 2019-07-09 10:20 +0200
                Re: fix for no ssh Andy Smith <andy@strugglers.net> - 2019-07-10 10:20 +0200
                Re: fix for no ssh Curt <curty@free.fr> - 2019-07-10 11:30 +0200
                Re: fix for no ssh Andy Smith <andy@strugglers.net> - 2019-07-10 13:50 +0200
                Re: fix for no ssh Reco <recoverym4n@enotuniq.net> - 2019-07-10 14:30 +0200
                Re: fix for no ssh Greg Wooledge <wooledg@eeg.ccf.org> - 2019-07-10 15:10 +0200
                Re: fix for no ssh Curt <curty@free.fr> - 2019-07-10 16:10 +0200
                Re: fix for no ssh Andy Smith <andy@strugglers.net> - 2019-07-11 14:10 +0200
                Re: fix for no ssh Reco <recoverym4n@enotuniq.net> - 2019-07-11 16:20 +0200
                Re: fix for no ssh Andy Smith <andy@strugglers.net> - 2019-07-11 17:10 +0200
                Re: fix for no ssh Reco <recoverym4n@enotuniq.net> - 2019-07-11 17:20 +0200
                Re: fix for no ssh Curt <curty@free.fr> - 2019-07-10 16:00 +0200
                Re: fix for no ssh David Wright <deblis@lionunicorn.co.uk> - 2019-07-10 21:20 +0200
                Re: fix for no ssh Andrei POPESCU <andreimpopescu@gmail.com> - 2019-07-10 21:30 +0200
                [OT] Trustfulness. Was: Re: fix for no ssh "Thomas Schmitt" <scdbackup@gmx.net> - 2019-07-08 18:00 +0200
                Re: [OT] Trustfulness. Was: Re: fix for no ssh Reco <recoverym4n@enotuniq.net> - 2019-07-08 18:10 +0200
                Re: fix for no ssh Andy Smith <andy@strugglers.net> - 2019-07-08 18:10 +0200
          Re: fix for no ssh Henrique de Moraes Holschuh <hmh@debian.org> - 2019-07-09 01:30 +0200
      Re: fix for no ssh Curt <curty@free.fr> - 2019-07-08 10:50 +0200
        Re: fix for no ssh Andrei POPESCU <andreimpopescu@gmail.com> - 2019-07-08 11:00 +0200
          Re: fix for no ssh Curt <curty@free.fr> - 2019-07-08 11:20 +0200
            Re: fix for no ssh Andrei POPESCU <andreimpopescu@gmail.com> - 2019-07-08 11:30 +0200
              Re: fix for no ssh Curt <curty@free.fr> - 2019-07-08 11:50 +0200
                Re: fix for no ssh Andrei POPESCU <andreimpopescu@gmail.com> - 2019-07-08 12:00 +0200
                Re: fix for no ssh Curt <curty@free.fr> - 2019-07-08 12:30 +0200
                Re: fix for no ssh Andrei POPESCU <andreimpopescu@gmail.com> - 2019-07-08 18:30 +0200
                Re: fix for no ssh Curt <curty@free.fr> - 2019-07-08 19:50 +0200
                Re: fix for no ssh Andy Smith <andy@strugglers.net> - 2019-07-08 20:20 +0200
                Re: fix for no ssh Gene Heskett <gheskett@shentel.net> - 2019-07-08 21:00 +0200
                Re: fix for no ssh Andy Smith <andy@strugglers.net> - 2019-07-08 22:50 +0200
                Fwd: fix for no ssh Nicholas Geovanis <nickgeovanis@gmail.com> - 2019-07-08 23:50 +0200
                Re: Fwd: fix for no ssh Andy Smith <andy@strugglers.net> - 2019-07-09 00:40 +0200
                Re: fix for no ssh John Hasler <jhasler@newsguy.com> - 2019-07-09 01:20 +0200
                Re: fix for no ssh Nicholas Geovanis <nickgeovanis@gmail.com> - 2019-07-09 01:30 +0200
                Re: fix for no ssh Andrei POPESCU <andreimpopescu@gmail.com> - 2019-07-09 09:50 +0200
                Re: fix for no ssh Andrei POPESCU <andreimpopescu@gmail.com> - 2019-07-08 23:00 +0200
                Re: fix for no ssh Andrei POPESCU <andreimpopescu@gmail.com> - 2019-07-08 23:00 +0200
                Re: fix for no ssh Curt <curty@free.fr> - 2019-07-10 09:50 +0200
                Re: fix for no ssh Andrei POPESCU <andreimpopescu@gmail.com> - 2019-07-10 21:40 +0200
                Re: fix for no ssh David Wright <deblis@lionunicorn.co.uk> - 2019-07-09 01:30 +0200
                Re: fix for no ssh Andrei POPESCU <andreimpopescu@gmail.com> - 2019-07-09 10:00 +0200
                Re: fix for no ssh David Wright <deblis@lionunicorn.co.uk> - 2019-07-10 01:20 +0200
                Re: fix for no ssh Andrei POPESCU <andreimpopescu@gmail.com> - 2019-07-10 05:40 +0200
    Re: fix for no ssh Gene Heskett <gheskett@shentel.net> - 2019-07-07 22:50 +0200

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