OpenStack Yoga : How to use Ceilometer (Glance)2022/04/12 |
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This is how to use OpenStack Telemetry Service (Ceilometer) for Glance service.
This example is based on the environment like follows.
------------+---------------------------+---------------------------+------------
| | |
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 | | Neutron Server | | Nova Compute |
| Keystone Glance | | OVN-Northd | | Open vSwitch |
| Nova API | | Cinder Volume | | OVN Metadata Agent |
| Cinder API | | Heat API/Engine | | OVN-Controller |
| | | Gnocchi httpd | | Ceilometer Compute |
| | | Ceilometer Central | | |
+-----------------------+ +-----------------------+ +-----------------------+
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| [1] | Change settings for Glance service to enable Telemetry data collention like follows. |
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root@dlp ~(keystone)#
vi /etc/glance/glance-api.conf # add to the end [oslo_messaging_notifications] driver = messagingv2 # RabbitMQ connection info transport_url = rabbit://openstack:password@10.0.0.30 systemctl restart glance-api |
| [2] | It's some example to display metrics and meters. |
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# display resources root@dlp ~(keystone)# openstack metric resource list +--------------------------------------+----------------------------+---------------------------------- | id | type | project_id +--------------------------------------+----------------------------+---------------------------------- | 7ea894ee-3a91-4541-96ba-717ff45917c5 | instance | d3434f55aa5541cfab5f13916da06... | 250af39c-0514-5aab-b416-7f01b8b01e19 | instance_disk | d3434f55aa5541cfab5f13916da06... | cb389274-fbb8-536a-9df0-a8d5d6bc8a2f | instance_network_interface | d3434f55aa5541cfab5f13916da06... +--------------------------------------+----------------------------+----------------------------------root@dlp ~(keystone)# openstack image list +--------------------------------------+------------+--------+ | ID | Name | Status | +--------------------------------------+------------+--------+ | 53f6415a-1f98-485f-be0b-3f80edf523df | Ubuntu2004 | active | +--------------------------------------+------------+--------+ # test to download an image root@dlp ~(keystone)# openstack image save --file ubuntu2004.qcow2 Ubuntu2004 # test to add an image root@dlp ~(keystone)# openstack image create "Ubuntu20040-2" --file ubuntu2004.qcow2 --disk-format qcow2 --container-format bare --public # list resources root@dlp ~(keystone)# openstack metric resource list +--------------------------------------+----------------------------+---------------------------------- | id | type | project_id +--------------------------------------+----------------------------+---------------------------------- | 7ea894ee-3a91-4541-96ba-717ff45917c5 | instance | d3434f55aa5541cfab5f13916da06... | 250af39c-0514-5aab-b416-7f01b8b01e19 | instance_disk | d3434f55aa5541cfab5f13916da06... | cb389274-fbb8-536a-9df0-a8d5d6bc8a2f | instance_network_interface | d3434f55aa5541cfab5f13916da06... | 32165353-97a9-46b8-927b-e045a3cd8ced | image | ddb7c08ba73a48eea040270d13a7b... +--------------------------------------+----------------------------+---------------------------------- # details of the [image] resource root@dlp ~(keystone)# openstack metric resource show 32165353-97a9-46b8-927b-e045a3cd8ced +-----------------------+-------------------------------------------------------------------+ | Field | Value | +-----------------------+-------------------------------------------------------------------+ | created_by_project_id | c043fb355eff47e69642adfcd7a55620 | | created_by_user_id | 4dde18e4717d4936ad5dea946de3d41f | | creator | 4dde18e4717d4936ad5dea946de3d41f:c043fb355eff47e69642adfcd7a55620 | | ended_at | None | | id | 32165353-97a9-46b8-927b-e045a3cd8ced | | metrics | image.size: f513cd78-d93c-4e44-a682-2059fd07b010 | | original_resource_id | 32165353-97a9-46b8-927b-e045a3cd8ced | | project_id | ddb7c08ba73a48eea040270d13a7b0cf | | revision_end | None | | revision_start | 2022-04-12T00:38:04.527017+00:00 | | started_at | 2022-04-12T00:38:04.527006+00:00 | | type | image | | user_id | None | +-----------------------+-------------------------------------------------------------------+ # display image size data root@dlp ~(keystone)# openstack metric measures show f513cd78-d93c-4e44-a682-2059fd07b010 +---------------------------+-------------+-------------+ | timestamp | granularity | value | +---------------------------+-------------+-------------+ | 2022-04-12T09:35:00+09:00 | 300.0 | 593756160.0 | +---------------------------+-------------+-------------+ |
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