[libvirt-users] Efficacy of jitterentropy RNG on qemu-kvm Guests

Martin Kletzander mkletzan at redhat.com
Fri Aug 17 14:05:47 UTC 2018


On Thu, Aug 16, 2018 at 03:06:00PM +0000, procmem wrote:
>
>
>Martin Kletzander:
>> On Fri, Aug 10, 2018 at 08:33:00PM +0000, procmem wrote:
>>> Hello. I'm a distro maintainer and was wondering about the efficacy of
>>> entropy daemons like haveged and jitterentropyd in qemu-kvm. One of the
>>> authors of haveged [0] pointed out if the hardware cycles counter is
>>> emulated and deterministic, and thus predictible. He therefore does not
>>> recommend using HAVEGE on those systems. Is this the case with KVM's
>>> counters?
>>>
>>
>> I don't know the answer.  But try asking on qemu-discuss at nongnu.org or
>> maybe
>> KVM-related ML.
>>
>> Have a nice day,
>> Martin
>>
>
>Thanks. Yes I had already sent there. Waiting patiently for an answer :)
>

And I should read more e-mail headers before wasting other people's time by
saying pointless words.

/me pust this skeleton in a cupboard
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