OpenStack Dalmatian : Ceilometer 利用方法 (Glance)2024/10/16 |
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OpenStack Telemetry Service (Ceilometer) の利用方法です。 当例では以下のような環境を例に Ceilometer サービスをインストールしています。
------------+--------------------------+--------------------------+------------
| | |
eth0|10.0.0.30 eth0|10.0.0.50 eth0|10.0.0.51
+-----------+-----------+ +-----------+-----------+ +-----------+-----------+
| [ dlp.srv.world ] | | [ network.srv.world ] | | [ node01.srv.world ] |
| (Control Node) | | (Network Node) | | (Compute Node) |
| | | | | |
| MariaDB RabbitMQ | | Open vSwitch | | Libvirt |
| Memcached Nginx | | Neutron Server | | Nova Compute |
| Keystone httpd | | OVN-Northd | | Open vSwitch |
| Glance Nova API | | Nginx iSCSI Target | | OVN Metadata Agent |
| Cinder API | | Cinder Volume | | OVN-Controller |
| | | Gnocchi httpd | | Ceilometer Compute |
| | | Ceilometer Central | | |
+-----------------------+ +-----------------------+ +-----------------------+
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| [1] | Image サービスの各種データ収集を有効にするには、Glance を以下のように設定します。 |
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[root@dlp ~(keystone)]#
vi /etc/glance/glance-api.conf # 最終行へ追記 [oslo_messaging_notifications] driver = messagingv2 # RabbitMQ 接続情報 transport_url = rabbit://openstack:password@dlp.srv.world systemctl restart openstack-glance-api |
| [2] | イメージを追加等した場合に収集されるデータの表示例です。 |
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# リソース一覧 [root@dlp ~(keystone)]# openstack metric resource list +--------------------------------------+----------------------------+---------------------------------- | id | type | project_id +--------------------------------------+----------------------------+---------------------------------- | 3d753408-6705-4cbf-acd8-2e09d975b973 | instance | 756e2b4937c44d3991028e294f92d... | d9634b44-bf91-5f24-b3e9-a3f82258e684 | instance_disk | 756e2b4937c44d3991028e294f92d... | 7a63d41b-5fef-566a-bc9d-e4881287698c | instance_network_interface | 756e2b4937c44d3991028e294f92d... +--------------------------------------+----------------------------+----------------------------------[root@dlp ~(keystone)]# openstack image list +--------------------------------------+----------------+--------+ | ID | Name | Status | +--------------------------------------+----------------+--------+ | 75e0d976-4075-4488-8f26-87d4a50aebe9 | CentOS-Stream9 | active | +--------------------------------------+----------------+--------+ # テストとしてイメージダウンロード [root@dlp ~(keystone)]# openstack image save --file centos-st9.qcow2 CentOS-Stream9 # テストとしてイメージ登録 [root@dlp ~(keystone)]# openstack image create "CentOS-ST9" --file centos-st9.qcow2 --disk-format qcow2 --container-format bare --public # リソース一覧 [root@dlp ~(keystone)]# openstack metric resource list +--------------------------------------+----------------------------+---------------------------------- | id | type | project_id +--------------------------------------+----------------------------+---------------------------------- | 3d753408-6705-4cbf-acd8-2e09d975b973 | instance | 756e2b4937c44d3991028e294f92d... | d9634b44-bf91-5f24-b3e9-a3f82258e684 | instance_disk | 756e2b4937c44d3991028e294f92d... | 7a63d41b-5fef-566a-bc9d-e4881287698c | instance_network_interface | 756e2b4937c44d3991028e294f92d... | bb369ad7-fc00-4fa1-8817-5d1493d49f41 | image | b19d04cd37254937a4eaebcd0f0f0... +--------------------------------------+----------------------------+---------------------------------- # [image] リソース詳細 [root@dlp ~(keystone)]# openstack metric resource show bb369ad7-fc00-4fa1-8817-5d1493d49f41 +-----------------------+-------------------------------------------------------------------+ | Field | Value | +-----------------------+-------------------------------------------------------------------+ | created_by_project_id | aff8e7e402dc4d9e849bbe0e34fa4538 | | created_by_user_id | 49ad0cbb8d944b8fbe748507c42d0702 | | creator | 49ad0cbb8d944b8fbe748507c42d0702:aff8e7e402dc4d9e849bbe0e34fa4538 | | ended_at | None | | id | bb369ad7-fc00-4fa1-8817-5d1493d49f41 | | metrics | image.size: ec6a0f0e-f183-4dde-b776-bf5110f80738 | | original_resource_id | bb369ad7-fc00-4fa1-8817-5d1493d49f41 | | project_id | b19d04cd37254937a4eaebcd0f0f0a43 | | revision_end | None | | revision_start | 2024-10-16T01:11:16.446649+00:00 | | started_at | 2024-10-16T01:11:16.446645+00:00 | | type | image | | user_id | None | +-----------------------+-------------------------------------------------------------------+ # イメージ サイズ データ [root@dlp ~(keystone)]# openstack metric measures show ec6a0f0e-f183-4dde-b776-bf5110f80738 +---------------------------+-------------+--------------+ | timestamp | granularity | value | +---------------------------+-------------+--------------+ | 2024-10-16T10:10:00+09:00 | 300.0 | 2560950272.0 | +---------------------------+-------------+--------------+ |
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