:: Re: [DNG] WAIT_ONLINE_METHOD=none
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Autor: Dr. Nikolaus Klepp
Datum:  
To: dng
Betreff: Re: [DNG] WAIT_ONLINE_METHOD=none
Anno domini 2019 Sun, 17 Feb 16:29:12 +0000
Mike Tubby scripsit:
>
> On 16/02/2019 23:07, Didier Kryn wrote:
> > Le 16/02/2019 à 23:42, Dr. Nikolaus Klepp a écrit :
> >> So openssh is blocked by random, which by some unknown reason takes ~
> >> 30 seconds to start on 4.19 (in contrast to ~ 1 second o 4.9)
> >
> >     I've read things about that in other lists. There's a new
> > requirement to have a big enough amount of random numbers (they call
> > this entropy, as an extension of the physical concept to computing),
> > in some new random generator. openssh requires that to be able to
> > start securely. The only workaround, IMHO is to find a way to not wait
> > until openssh is ready to continue the start up.
> >
> >         Didier
> >
> >
> If you install 'haveged' package /dev/random and /dev/urandom should (a)
> be better quality and (b) programs that need chunks of random data such
> as SSL on start-up should come up more quickly, i.e. not block waiting.
>
> Mike


OK, that worked. Now the bootdelay is gone.

What remains is thinkpad_acpi flooding the message log. Is there a way to tell that thing to shut down after the first error messages?

Nik





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