PVCLOCK(4) - Device Drivers Manual #
PVCLOCK(4) - Device Drivers Manual
NAME #
pvclock - paravirtual clock driver
SYNOPSIS #
pvclock* at pvbus?
DESCRIPTION #
The pvclock driver supports the paravirtual clock that is available in KVM and other hypervisors. pvclock uses a shared page between the host and the hypervisor to synchronize the TSC clock in an efficient way.
SEE ALSO #
HISTORY #
The pvclock driver first appeared in OpenBSD 6.5.
AUTHORS #
The pvclock driver was written by Reyk Floeter <reyk@openbsd.org>.
OpenBSD 7.5 - November 23, 2018