openstack/openstack-manuals
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[user-guide] Add note for troubleshooting error

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libvirt 2.5 without kvm requires cpu_mode="none"

Change-Id: I0efdc219de3501d00c53e0f6ecd6c448c721a250
Closes-bug: 1678636
This commit is contained in:
Alexandra Settle 2017-05-18 14:07:21 +01:00
parent fc48025412
commit c5d4645ab7
1 changed files with 11 additions and 0 deletions
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doc/user-guide/source/dashboard-launch-instances.rst
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@ -196,6 +196,17 @@ When you launch an instance from a volume, note the following steps:
* Select the volume or volume snapshot from which to boot. Enter a
device name. Enter ``vda`` for KVM images or ``xvda`` for Xen images.
.. note::
When running QEMU without support for the hardware virtualization, set
``cpu_mode="none"`` alongside ``virt_type=qemu`` in
``/etc/nova/nova-compute.conf`` to solve the following error:
.. code-block:: console
libvirtError: unsupported configuration: CPU mode 'host-model'
for ``x86_64`` qemu domain on ``x86_64`` host is not supported by hypervisor
Connect to your instance by using SSH
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~