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Re: ATF tests still failing to complete within 2 hours on amd64



On Fri, Dec 02, 2011 at 03:42:16PM -0500, Matthew Mondor wrote:
> On Thu, 1 Dec 2011 10:12:38 -0500
> Thor Lancelot Simon <tls%panix.com@localhost> wrote:
> 
> > Does this persist after my changes to use the libc arc4random() in rump?
> > It should be the case that rump is now pretty much totally unhooked from
> > the standard kernel entropy framework (for better or worse -- from my point
> > of view, "better", because there was not really any testing of the entropy
> > framework as it was in the real kernel via rump, due to the ifdef mess with
> > all the special hacks).
> 
> Unrelated to this issue and only out of curiosity: Since rump instances
> are disconnected from the kernel entropy, are they still able to start
> with a decent entropy?

What is this "still"?  Before, randomness (so-called) in rump was provided
by keying RC4 with stack junk at rump process startup.

Now, it's as good as your libc arc4random() is, which is probably much
better.

Thor


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