Merge "Added note about nested environment"

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Jenkins 2016-03-23 07:13:14 +00:00 committed by Gerrit Code Review
commit ada9ac95a0

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@ -481,6 +481,29 @@ In order to see all available parameters, run:
kolla-ansible -h
.. NOTE:: In case of deploying using the _nested_ environment (*eg*.
Using Virtualbox VM's, KVM VM's), if your compute node supports
hardware acceleration for virtual machines.
For this, run the follow command in **compute node**:
::
$ egrep -c '(vmx|svm)' /proc/cpuinfo
If this command returns a value of **zero**, your compute node does not
support hardware acceleration and you **must** configure libvirt to use
**QEMU** instead of KVM.
For this, change the **virt_type** option in the `[libvirt]` section
of **nova-compute.conf** file inside the **/etc/kolla/config/** directory.
::
[libvirt]
virt_type=qemu
A bare metal system with Ceph takes 18 minutes to deploy. A virtual machine
deployment takes 25 minutes. These are estimates; different hardware may be
faster or slower but should be near these results.