openstack/openstack-manuals
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Update telemetry architecture document

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- add note for ceilometer api and collector service
- add Gnocchi storage
- fix an inaccurate word

Reference change:I86d1db391a0983f1ea343fe91807976674fee206

Change-Id: Ifd9845e24e58af02fe9e40e7452185b62f621c48
This commit is contained in:
Hanxi Liu 2016-12-14 15:24:16 +08:00
parent 540543d230
commit 9664f1f8a0
1 changed files with 14 additions and 5 deletions
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19
doc/admin-guide/source/telemetry-system-architecture.rst
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@ -53,11 +53,17 @@ ceilometer-alarm-notifier
.. note::
The ``ceilometer-polling`` service is available since the Kilo release.
It is intended to replace ``ceilometer-agent-central``,
``ceilometer-agent-compute``, and ``ceilometer-agent-ipmi``.
1. The ``ceilometer-polling`` service is available since the Kilo release.
It is intended to replace ``ceilometer-agent-central``,
``ceilometer-agent-compute``, and ``ceilometer-agent-ipmi``.
Besides the ``ceilometer-agent-compute`` and the ``ceilometer-agent-ipmi``
2. The ``ceilometer-api`` and ``ceilometer-collector`` are no longer
supported since the Ocata release.
3. The ``ceilometer-alarm-evaluator`` and ``ceilometer-alarm-notifier``
services are removed in Mitaka release.
Except for the ``ceilometer-agent-compute`` and the ``ceilometer-agent-ipmi``
services, all the other services are placed on one or more controller
nodes.
@ -77,10 +83,13 @@ events, samples, alarm definitions, and alarms are stored.
.. note::
Multiple database back ends can be configured in order to store
events, samples, and alarms separately.
events, samples, and alarms separately. We recommend Gnocchi for
time-series storage.
The list of supported database back ends:
- `Gnocchi <http://gnocchi.xyz/>`__
- `ElasticSearch (events only) <https://www.elastic.co/>`__
- `MongoDB <https://www.mongodb.org/>`__