Lin Ma b4189a925b details: Add new checkbox to control shared memory access
The virtiofs in domcapabilities is used as a proxy to tell us whether
libvirt is new enough to allow bare memory access mode=shared', So We
enable/disable this checkbox according to it.

When we configure shared memory access, If the 'memfd' is available in
domcaps, We configure VM to use it as memory backend because it doesn't
need addtional host setup for vhost-user devices, Otherwise use 'file'
as backend.

If all of numa nodes explicitly defined memAccess=shared, We mark this
checkbox as checked even if virtiofs isn't exposed in domcapabilities.
In this case:
- It doesn't matter what the value of access mode of memoryBacking is
  because access mode of memoryBacking will be overridden per numa node
  by memAccess attribute.
- Although the checkbox is disabled, the checked checkbox presents actual
  status about shared memory access to users.

Signed-off-by: Lin Ma <lma@suse.com>
2022-01-25 12:26:14 -05:00
2021-05-28 15:47:10 -04:00
2020-07-11 14:59:56 -04:00
2013-04-03 18:13:25 -04:00
2021-10-04 16:26:08 -04:00
2021-10-04 16:26:08 -04:00
2020-09-20 14:35:05 -04:00
2020-01-26 12:14:18 -05:00
2021-10-04 16:26:08 -04:00
2021-06-22 19:48:19 -04:00

Virtual Machine Manager

virt-manager is a graphical tool for managing virtual machines via libvirt. Most usage is with QEMU/KVM virtual machines, but Xen and libvirt LXC containers are well supported. Common operations for any libvirt driver should work.

Several command line tools are also provided:

  • virt-install: Create new libvirt virtual machines
  • virt-clone: Duplicate existing libvirt virtual machines
  • virt-xml: Edit existing libvirt virtual machines/manipulate libvirt XML

For dependency info and installation instructions, see the INSTALL.md file. If you just want to quickly test the code from a git checkout, you can launch any of the commands like:

./virt-manager --debug ...

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Description
Desktop tool for managing virtual machines via libvirt
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