Re: port-xen/40739: no entropy device sourcese on 5.0_RC2 XEN3PAE_DOMU

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

The following reply was made to PR port-xen/40739; it has been noted by GNATS.

From: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
To: "Tracy J. Di Marco White" <gendalia%iastate.edu@localhost>
Cc: gnats-bugs%NetBSD.org@localhost, port-xen-maintainer%NetBSD.org@localhost,
        gnats-admin%NetBSD.org@localhost, netbsd-bugs%NetBSD.org@localhost
Subject: Re: port-xen/40739: no entropy device sourcese on 5.0_RC2 XEN3PAE_DOMU
Date: Wed, 25 Feb 2009 20:20:33 +0100

 On Tue, Feb 24, 2009 at 04:02:42PM -0600, Tracy J. Di Marco White wrote:
 > 
 > In message <20090224214003.3D27163C1C0%www.NetBSD.org@localhost>, Manuel 
 > Bouyer writes:
 > } > % rndctl -ls
 > } > Source           Bits    Type    Flags
 > } >     4346 bits mixed into pool
 > } >        0 bits currently stored in pool (max 4096)
 > } >        0 bits of entropy discarded due to full pool
 > } >     4346 hard-random bits generated
 > } >   210118 pseudo-random bits generated
 > } 
 > } the problem in the case of a Xen domU is that there's no good source
 > } of entropy. On native systems we use the hard disk as a source
 > } of entropoy; but on a domU it's disabled because others domU could 
 > interfere
 > } with it.
 > } rndctl should show xennets as a possible source of entropy, but it has
 > } to be enabled manually.
 > 
 > How would I enable it manually?
 
 'rndctl -l' should list it; you should be able to enable it with
 'rndctl -c'
 
 -- 
 Manuel Bouyer <bouyer%antioche.eu.org@localhost>
      NetBSD: 26 ans d'experience feront toujours la difference
 --