doc: fixes typo in multi backend configration doc
changed backend_default to backend_defaults Change-Id: Id2d66ec7fbe254a5d58ada2aa39cdf86de6f1f43 Closes-Bug: 1856859
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@ -100,7 +100,7 @@ Configure shared volume driver backends
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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When configuring multiple volume backends, common configuration
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parameters can be shared using the `[backend_default]` section. As
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parameters can be shared using the `[backend_defaults]` section. As
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an example:
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.. code-block:: ini
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@ -108,7 +108,7 @@ an example:
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[DEFAULT]
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enabled_backends=backend1,backend2,backend3
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[backend_default]
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[backend_defaults]
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image_volume_cache_enabled = True
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volume_clear = none
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target_helper = tgtadm
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@ -125,15 +125,15 @@ an example:
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volume_group = cinder-volume-3
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In this configuration, ``backend2`` and ``backend3`` have the same
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``image_volume_cache_enabled`` as it is defined in the ``backend_default``
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``image_volume_cache_enabled`` as it is defined in the ``backend_defaults``
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section. In other words, ``backend2`` and ``backend3`` have enabled
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the image cache features. ``image_volume_cache_enabled`` in ``backend1``
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is False, that means any overwritten configuration in a volume backend
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will ignore the original value in ``backend_default``.
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will ignore the original value in ``backend_defaults``.
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.. note::
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The ``backend_default`` section should be configured according to
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The ``backend_defaults`` section should be configured according to
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your cloud environment or your backend driver information.
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Configure Block Storage scheduler multi back end
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