NAME
viornd —
VirtIO entropy source
SYNOPSIS
viornd* at virtio?
DESCRIPTION
When the system has entropy demand, theviornd driver,
used with a compatible hypervisor such as QEMU, KVM, or Google Compute Engine,
requests entropy using the VirtIO random number interface and feeds it into
the system entropy pool.
SEE ALSO
HISTORY
The viornd driver appeared in
OpenBSD 5.5.
AUTHORS
The viornd driver was written by
Stephan Fritsch
<sf@fritsch.de> and
reworked to request entropy upon demand by
Thor Lancelot Simon
<tls@NetBSD.org>.
CAVEATS
VirtIO appears to support at least 8 pending entropy requests, but
viornd currently supports only one pending request
at a time.