openstack/kolla-ansible
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Merge "Notify operators that cinder + LVM doesn't work"

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Jenkins 2016-06-22 12:57:15 +00:00 committed by Gerrit Code Review
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doc/cinder-guide.rst
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@ -18,6 +18,16 @@ The cinder implementation defaults to using LVM storage. The default
implementation requires a volume group be set up. This can either be
a real physical volume or a loopback mounted file for development.
.. note ::
The Cinder community has closed a bug as WontFix which makes it
impossible for LVM to be used at all in a multi-controller setup.
The only option for multi-controller storage to work correctly at
present is via a Ceph deployment. If community members disagree
with this decision, please report the specific use case in the
Cinder bug tracker here:
`_bug 306756 <https://launchpad.net/bugs/306756>`__.
Create a Volume Group
=====================
Use ``pvcreate`` and ``vgcreate`` to create the volume group. For example