VIRTIO_BALLOON(4) FreeBSD Kernel Interfaces Manual VIRTIO_BALLOON(4)
NAME
virtio_balloon - VirtIO Memory Balloon driver
SYNOPSIS
To compile this driver into the kernel, place the following lines in your
kernel configuration file:
device virtio_balloon
Alternatively, to load the driver as a module at boot time, place the
following line in loader.conf(5):
virtio_balloon_load="YES"
DESCRIPTION
The virtio_balloon device driver provides support for VirtIO memory
balloon devices.
The memory balloon allows the guest to, at the request of the hypervisor,
return memory allocated to the hypervisor so it can be made available to
other guests. The hypervisor can later signal the balloon to return the
memory.
SEE ALSO
virtio(4)
HISTORY
The virtio_balloon driver was written by Bryan Venteicher
<
[email protected]>. It first appeared in FreeBSD 9.0.
FreeBSD 14.1-RELEASE-p8 January 22, 2012 FreeBSD 14.1-RELEASE-p8