openstack/kolla-ansible
Code Issues Proposed changes

Add the gnocchi_backend_storage configuration for external ceph docs

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when use external ceph, kolla need set ceph to "no",this way by default, the
gnocchi_backend_storage will be file, refer to [0]. we should set
it to ceph, this patch to explain in docs.

[0] https://github.com/openstack/kolla-ansible/blob/master/etc/kolla/globals.yml#L302

Change-Id: If35082531e9de4524299fe4fc7e97bec5a6c2c79
This commit is contained in:
caoyuan 2017-12-20 22:55:36 +08:00
parent 0227f17f34
commit 74ddf10c46
1 changed files with 2 additions and 1 deletions
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3
doc/source/reference/external-ceph-guide.rst
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@ -14,7 +14,7 @@ Requirements
* An existing installation of Ceph
* Existing Ceph storage pools
* Existing credentials in Ceph for OpenStack services to connect to Ceph
(Glance, Cinder, Nova)
(Glance, Cinder, Nova, Gnocchi)
Enabling External Ceph
======================
@ -36,6 +36,7 @@ service in ``/etc/kolla/globals.yml``:
glance_backend_ceph: "yes"
cinder_backend_ceph: "yes"
nova_backend_ceph: "yes"
gnocchi_backend_storage: "ceph"
The combination of ``enable_ceph: "no"`` and ``<service>_backend_ceph: "yes"``
triggers the activation of external ceph mechanism in Kolla.