OpenStack Ussuri : How to use Ceilometer (Glance)2020/06/18 |
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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 ] | | [ Network Node ] | | [ Compute Node ] |
| | | | | |
| MariaDB RabbitMQ | | Linux Bridge | | Libvirt |
| Memcached httpd | | L2 Agent | | Nova Compute |
| Keystone Glance | | L3 Agent | | Linux Bridge |
| Nova_API Cinder_API | | Metadata Agent | | L2 Agent |
| Neutron Server | | Cinder Volume | | Ceilometer Compute |
| Metadata Agent | | Heat API | | |
| | | Heat Engine | | |
| | | Gnocchi httpd | | |
| | | 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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# list resources root@dlp ~(keystone)# openstack metric resource list +--------------------------------------+----------------------------+---------------------------------- | id | type | project_id +--------------------------------------+----------------------------+---------------------------------- | 2dde6728-0e9a-4bd1-b10a-196162ec5e2a | instance | eaa8de359ae0451d944a6401e688f... | f33a56c8-468d-5973-a515-a879a8ce8a64 | instance_disk | eaa8de359ae0451d944a6401e688f... | 2b500dc3-e441-5ace-8600-15761d009452 | instance_network_interface | eaa8de359ae0451d944a6401e688f... +--------------------------------------+----------------------------+---------------------------------- # test to add an image root@dlp ~(keystone)# openstack image create "Ubuntu200402" --file /var/kvm/images/ubuntu2004.img --disk-format qcow2 --container-format bare --public # test to download an image root@dlp ~(keystone)# openstack image save --file ubuntu2004.qcow2 Ubuntu200402 # list resources root@dlp ~(keystone)# openstack metric resource list +--------------------------------------+----------------------------+---------------------------------- | id | type | project_id +--------------------------------------+----------------------------+---------------------------------- | 2dde6728-0e9a-4bd1-b10a-196162ec5e2a | instance | eaa8de359ae0451d944a6401e688f... | f33a56c8-468d-5973-a515-a879a8ce8a64 | instance_disk | eaa8de359ae0451d944a6401e688f... | 2b500dc3-e441-5ace-8600-15761d009452 | instance_network_interface | eaa8de359ae0451d944a6401e688f... | 6d64d1aa-d2a9-413a-92a0-daed704e0066 | image | 3227cdd34d5c4d9c97eeb8f0dfdf5... +--------------------------------------+----------------------------+---------------------------------- # details of the [image] resource root@dlp ~(keystone)# openstack metric resource show 6d64d1aa-d2a9-413a-92a0-daed704e0066 +-----------------------+-------------------------------------------------------------------+ | Field | Value | +-----------------------+-------------------------------------------------------------------+ | created_by_project_id | c0e098a54a4640caa9004fb8f500f554 | | created_by_user_id | 3d1f14e0843940dfb5afaeee1ec45507 | | creator | 3d1f14e0843940dfb5afaeee1ec45507:c0e098a54a4640caa9004fb8f500f554 | | ended_at | None | | id | 6d64d1aa-d2a9-413a-92a0-daed704e0066 | | metrics | image.download: 48e870df-6f85-4968-b8f3-eddfbe81366f | | | image.serve: 8213e296-d72a-4499-9455-6b853d6dabd1 | | | image.size: 8c739937-ba60-499e-8ca9-326632e03588 | | original_resource_id | 6d64d1aa-d2a9-413a-92a0-daed704e0066 | | project_id | 3227cdd34d5c4d9c97eeb8f0dfdf5d0e | | revision_end | None | | revision_start | 2020-06-18T05:11:45.706693+00:00 | | started_at | 2020-06-18T05:11:45.706685+00:00 | | type | image | | user_id | None | +-----------------------+-------------------------------------------------------------------+ # display image download data root@dlp ~(keystone)# openstack metric measures show 48e870df-6f85-4968-b8f3-eddfbe81366f +---------------------------+-------------+--------------+ | timestamp | granularity | value | +---------------------------+-------------+--------------+ | 2020-06-18T14:10:00+09:00 | 300.0 | 3137404928.0 | +---------------------------+-------------+--------------+ # display image size data root@dlp ~(keystone)# openstack metric measures show 8c739937-ba60-499e-8ca9-326632e03588 +---------------------------+-------------+--------------+ | timestamp | granularity | value | +---------------------------+-------------+--------------+ | 2020-06-18T14:10:00+09:00 | 300.0 | 3137404928.0 | +---------------------------+-------------+--------------+ |
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