virtio_balloon (4)

Leading comments

Copyright (c) 2011 Bryan Venteicher
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
   notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
   notice, this list of conditions and the following disclaimer in the
   documentation and/or o...

(The comments found at the beginning of the groff file "man4/virtio_balloon.4freebsd".)

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.conf5:

virtio_balloon_load="YES"

DESCRIPTION

The 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 driver was written by An Bryan Venteicher Aq bryanv@FreeBSD.org . It first appeared in Fx 9.0 .