OpenStack Victoria : How to use Ceilometer (Glance)2020/11/20 |
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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.
------------+---------------------------+---------------------------+------------
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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 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 openstack-glance-api |
| [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 +--------------------------------------+----------------------------+---------------------------------- | 852fbb21-1dd6-4268-9532-54876bbc4567 | instance | 8cc9f93ed89f40e28a610d025462c... | 66daeeec-3425-5ef9-97e6-4799ce18dea5 | instance_disk | 8cc9f93ed89f40e28a610d025462c... | a13ba637-1038-5ce5-9f0e-8aac70952d47 | instance_network_interface | 8cc9f93ed89f40e28a610d025462c... +--------------------------------------+----------------------------+---------------------------------- # test to add an image [root@dlp ~(keystone)]# openstack image create "CentOS82" --file /var/kvm/images/centos8.qcow2 --disk-format qcow2 --container-format bare --public # test to download an image [root@dlp ~(keystone)]# openstack image save --file centos82.qcow2 CentOS82 # list resources [root@dlp ~(keystone)]# openstack metric resource list +--------------------------------------+----------------------------+---------------------------------- | id | type | project_id +--------------------------------------+----------------------------+---------------------------------- | 852fbb21-1dd6-4268-9532-54876bbc4567 | instance | 8cc9f93ed89f40e28a610d025462c... | 66daeeec-3425-5ef9-97e6-4799ce18dea5 | instance_disk | 8cc9f93ed89f40e28a610d025462c... | a13ba637-1038-5ce5-9f0e-8aac70952d47 | instance_network_interface | 8cc9f93ed89f40e28a610d025462c... | 9b2a5d40-93e3-411a-ba27-39f81f1008c6 | image | bd0827a1282f45f28c4100b77289e... +--------------------------------------+----------------------------+---------------------------------- # details of the resource [root@dlp ~(keystone)]# openstack metric resource show 9b2a5d40-93e3-411a-ba27-39f81f1008c6 +-----------------------+-------------------------------------------------------------------+ | Field | Value | +-----------------------+-------------------------------------------------------------------+ | created_by_project_id | 4e42859fe8704e8aaddb5369551b6c52 | | created_by_user_id | fa8f7a76bb114819950cfd6b99238fee | | creator | fa8f7a76bb114819950cfd6b99238fee:4e42859fe8704e8aaddb5369551b6c52 | | ended_at | None | | id | 9b2a5d40-93e3-411a-ba27-39f81f1008c6 | | metrics | image.download: d553720c-8419-4f69-9df5-60abda4160b4 | | | image.serve: b2abae67-f5fb-4291-be96-e8e7166a792b | | | image.size: eb867e47-a427-4f79-a2c0-1bf67412238c | | original_resource_id | 9b2a5d40-93e3-411a-ba27-39f81f1008c6 | | project_id | bd0827a1282f45f28c4100b77289eb0a | | revision_end | None | | revision_start | 2020-11-20T08:05:22.559521+00:00 | | started_at | 2020-11-20T08:05:22.559511+00:00 | | type | image | | user_id | None | +-----------------------+-------------------------------------------------------------------+ # display image download data [root@dlp ~(keystone)]# openstack metric measures show d553720c-8419-4f69-9df5-60abda4160b4 +---------------------------+-------------+---------------+ | timestamp | granularity | value | +---------------------------+-------------+---------------+ | 2020-11-20T17:05:00+09:00 | 300.0 | 10739318784.0 | +---------------------------+-------------+---------------+ # display image size data [root@dlp ~(keystone)]# openstack metric measures show eb867e47-a427-4f79-a2c0-1bf67412238c +---------------------------+-------------+---------------+ | timestamp | granularity | value | +---------------------------+-------------+---------------+ | 2020-11-20T17:05:00+09:00 | 300.0 | 10739318784.0 | +---------------------------+-------------+---------------+ |
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