OpenStack Pike : How to use Ceilometer(Cinder)2017/10/01 |
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This is how to use OpenStack Telemetry Service (Ceilometer) for Cinder service.
This example is based on the emvironment like follows.
------------+---------------------------+---------------------------+------------
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eth0|10.0.0.30 eth0|10.0.0.50 eth0|10.0.0.51
+-----------+-----------+ +-----------+-----------+ +-----------+-----------+
| [ Control Node ] | | [ Storage Node ] | | [ Compute Node ] |
| | | | | |
| MariaDB RabbitMQ | | Open_vSwitch | | Libvirt |
| Memcached httpd | | L2_Agent | | Nova_Compute |
| Keystone Glance | | L3_Agent | | Open_vSwitch |
| Nova_API Cinder_API | | Metadata_Agent | | L2_Agent |
| Neutron_Server | | Cinder_Volume | | Ceilometer_Compute |
| Metadata_Agent | | Heat_API | | |
| Gnocchi | | Heat Engine | | |
| Ceilometer_Central | | | | |
+-----------------------+ +-----------------------+ +-----------------------+
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| [1] | Change settings for Cinder service to enable Telemetry data collention like follows. Change on all Nodes Cinder services are running. |
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[root@dlp ~(keystone)]#
vi /etc/cinder/cinder.conf # add to the end [oslo_messaging_notifications] driver = messagingv2 transport_url = rabbit://openstack:password@10.0.0.30 systemctl restart openstack-cinder-api openstack-cinder-scheduler |
| [2] | It's some example to display metrics and meters. |
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# list resources [root@dlp ~(keystone)]# openstack metric resource list +--------------------------------------+----------+----------------------------------+ | id | type | project_id | +--------------------------------------+----------+----------------------------------+ | 81563c32-75b3-4426-a0a9-95390d6fddf5 | instance | 27f776933c3b469ba0c07deba6b57752 | +--------------------------------------+----------+----------------------------------+ ----------------------------------+--------------------------------------+----------------------------------+ user_id | original_resource_id | started_at | ----------------------------------+--------------------------------------+----------------------------------+ 8145f0cd8aab4d00b36f2d2da4ba5337 | 81563c32-75b3-4426-a0a9-95390d6fddf5 | 2017-09-29T06:13:49.003232+00:00 | ----------------------------------+--------------------------------------+----------------------------------+ ----------+----------------------------------+--------------+-----------------------------------------------+ ended_at | revision_start | revision_end | creator | ----------+----------------------------------+--------------+-----------------------------------------------+ None | 2017-09-29T06:13:49.003272+00:00 | None | f3ddbcb50b35481786dc468e49181678:626d31665c71 | ----------+----------------------------------+--------------+-----------------------------------------------+ # test to create a volume [root@dlp ~(keystone)]# openstack volume create --size 10 disk01 # list resources [root@dlp ~(keystone)]# openstack metric resource list +--------------------------------------+----------------------------+----------------------------------+---- | id | type | project_id | ... +--------------------------------------+----------------------------+----------------------------------+---- | 81563c32-75b3-4426-a0a9-95390d6fddf5 | instance | 27f776933c3b469ba0c07deba6b57752 | ... | 1f972805-b86f-4f03-ab9d-33a0ce9733fb | volume | 27f776933c3b469ba0c07deba6b57752 | ... +--------------------------------------+----------------------------+----------------------------------+---- # details of the resource [root@dlp ~(keystone)]# openstack metric resource show 1f972805-b86f-4f03-ab9d-33a0ce9733fb +-----------------------+-------------------------------------------------------------------+ | Field | Value | +-----------------------+-------------------------------------------------------------------+ | created_by_project_id | 626d31665c7140ab82d88b78c4073798 | | created_by_user_id | 11d3d7a1c08343d9ac7cff4d9354a73f | | creator | 11d3d7a1c08343d9ac7cff4d9354a73f:626d31665c7140ab82d88b78c4073798 | | ended_at | None | | id | 1f972805-b86f-4f03-ab9d-33a0ce9733fb | | metrics | snapshot.size: b70b4f35-ab75-4f02-94c4-70a4cdf56bf9 | | | volume.backup.size: 2d073ce6-6f34-4ecf-8b69-54283ee6af90 | | | volume.size: c50d21ce-d33a-447b-aad9-5da4e06df91f | | | volume.snapshot.size: 91fe988a-f5c8-42b0-8431-ab791f8a8296 | | | volume: 157b26fc-c670-4e5d-8d9c-f94a21ef1b83 | | original_resource_id | 1f972805-b86f-4f03-ab9d-33a0ce9733fb | | project_id | 27f776933c3b469ba0c07deba6b57752 | | revision_end | None | | revision_start | 2017-10-02T04:35:12.872375+00:00 | | started_at | 2017-10-02T04:35:12.872348+00:00 | | type | volume | | user_id | 8145f0cd8aab4d00b36f2d2da4ba5337 | +-----------------------+-------------------------------------------------------------------+ # display volume size [root@dlp ~(keystone)]# openstack metric measures show c50d21ce-d33a-447b-aad9-5da4e06df91f +---------------------------+-------------+-------+ | timestamp | granularity | value | +---------------------------+-------------+-------+ | 2017-10-02T04:35:00+00:00 | 300.0 | 10.0 | +---------------------------+-------------+-------+ |
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