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From: Sean Hunter <sean@uncarved.com>
To: Ken Brownfield <brownfld@irridia.com>
Cc: Robert Love <rml@tech9.net>, linux-kernel@vger.kernel.org
Subject: Re: Continuing /dev/random problems with 2.4
Date: Mon, 4 Feb 2002 09:28:45 +0000	[thread overview]
Message-ID: <20020204092845.A8211@dev.sportingbet.com> (raw)
In-Reply-To: <20020201031744.A32127@asooo.flowerfire.com> <1012582401.813.1.camel@phantasy> <20020201110137.B2560@asooo.flowerfire.com>
In-Reply-To: <20020201110137.B2560@asooo.flowerfire.com>; from brownfld@irridia.com on Fri, Feb 01, 2002 at 11:01:37AM -0600

One thing I have found useful is to install an old soundcard, and use the
"audio entropy daemon".  This essentially samples static noise in the input
channels of the card, and feeds the result into the kernel entropy pool.

I don't know that anyone maintains this thing any more, so I have begun
rewriting it, in the hope that a maintained version would be more widely
useful.


Sean

On Fri, Feb 01, 2002 at 11:01:37AM -0600, Ken Brownfield wrote:
> On Fri, Feb 01, 2002 at 11:53:20AM -0500, Robert Love wrote:
> | On Fri, 2002-02-01 at 04:17, Ken Brownfield wrote:
> | Most of the useful fixes actually came in a large update from Andreas
> | Dilger.  Perhaps he would have some insight, too.
> 
> Ah, my apoligies then.
> 
> | Exhausting entropy to zero under high use is not uncommon (that is a
> | motivation for my netdev-random patch).  What boggles me is why it does
> | not regenerate?
> 
> Yeah -- slow entropy is "acceptable", but blocking until a reboot is rather unacceptable. ;)
> 
> Thx much,
> -- 
> Ken.
> brownfld@irridia.com
> 
> | 
> | 	Robert
> | 
> | -
> | To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> | the body of a message to majordomo@vger.kernel.org
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> 

  reply	other threads:[~2002-02-04  9:38 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-02-01  9:17 Continuing /dev/random problems with 2.4 Ken Brownfield
2002-02-01 16:36 ` Andreas Dilger
2002-02-01 17:00   ` Ken Brownfield
2002-02-01 16:53 ` Robert Love
2002-02-01 17:01   ` Ken Brownfield
2002-02-04  9:28     ` Sean Hunter [this message]
2002-02-01 18:40   ` H. Peter Anvin
2002-02-01 19:38     ` Ken Brownfield
2002-02-01 19:50       ` Robert Love
2002-02-01 19:52         ` Ken Brownfield
2002-02-01 19:57       ` Andreas Dilger
2002-02-01 20:22         ` Ken Brownfield
2002-02-01 19:43     ` Andreas Dilger
2002-02-01 20:12       ` H. Peter Anvin
2002-02-01 20:28         ` Jeff Garzik
2002-02-02  1:33           ` David Wagner
2002-02-02  8:01             ` Jeff Garzik
2002-02-02  8:54           ` Kai Henningsen
2002-02-02 11:13             ` Andreas Dilger
2002-02-04 22:13         ` Bill Davidsen
2002-02-04 22:37           ` Roland Dreier
2002-02-04 22:45             ` Robert Love
2002-02-05 23:02               ` Bill Davidsen
2002-02-05 23:17                 ` Robert Love
2002-02-06 16:16                   ` Bill Davidsen
2002-02-06 16:31                     ` Need a clew WRT fig2dev Kirk Reiser
2002-02-06 16:42                       ` Adrian Bunk
2002-02-06 20:40                       ` Jeff Garzik
2002-02-09 19:45                     ` Continuing /dev/random problems with 2.4 Nix N. Nix
2002-02-03 12:51       ` Henning P. Schmiedehausen
2002-02-01 20:23     ` Peter Monta
2002-02-01 20:27       ` H. Peter Anvin
2002-02-01 20:36         ` Jeff Garzik
2002-02-01 20:33       ` Jeff Garzik
2002-02-01 20:40         ` H. Peter Anvin
2002-02-01 20:54           ` Jeff Garzik
2002-02-01 20:56         ` Peter Monta
2002-02-01 22:54           ` H. Peter Anvin
2002-02-01 23:27             ` Peter Monta
2002-02-02  1:50               ` H. Peter Anvin
2002-02-02  2:05       ` David Wagner
2002-02-02  3:30         ` Peter Monta
2002-02-02 21:02         ` Martin Dalecki
  -- strict thread matches above, loose matches on Subject: below --
2002-02-04 21:53 Ishan O. Jayawardena

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