OpenStack Zed : Ceilometer 利用方法 (Glance)2023/06/30 |
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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 | | Neutron L2/L3 Agent | | Libvirt |
| Memcached Nginx | | Neutron Metadata | | Nova Compute |
| Keystone httpd | | Open vSwitch | | Neutron L2 Agent |
| Glance Nova API | | iSCSI Target | | Open vSwitch |
| Neutron Server | | Cinder Volume | | Ceilometer Compute |
| Neutron Metadata | | httpd Gnocchi | | |
| Cinder API | | 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 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 +--------------------------------------+----------------------------+---------------------------------- | c3a4a792-a7ac-41bd-8c93-7fd162016f22 | instance | 1c2f5dc8c4f9494fbaaa4217c8e35... | 88e37527-710f-53a8-9bb3-4cf76791b60b | instance_disk | 1c2f5dc8c4f9494fbaaa4217c8e35... | 18c74205-a37f-5ea3-b7db-c342b76a24c2 | instance_network_interface | 1c2f5dc8c4f9494fbaaa4217c8e35... +--------------------------------------+----------------------------+----------------------------------root@dlp ~(keystone)# openstack image list +--------------------------------------+----------+--------+ | ID | Name | Status | +--------------------------------------+----------+--------+ | 3a660af6-3f41-4c0f-b2a8-55127dfc3c60 | Debian12 | active | +--------------------------------------+----------+--------+ # テストとしてイメージダウンロード root@dlp ~(keystone)# openstack image save --file debian12.qcow2 Debian12 # テストとしてイメージ登録 root@dlp ~(keystone)# openstack image create "Debian12-2" --file debian12.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 +--------------------------------------+----------------------------+---------------------------------- | c3a4a792-a7ac-41bd-8c93-7fd162016f22 | instance | 1c2f5dc8c4f9494fbaaa4217c8e35... | 88e37527-710f-53a8-9bb3-4cf76791b60b | instance_disk | 1c2f5dc8c4f9494fbaaa4217c8e35... | 18c74205-a37f-5ea3-b7db-c342b76a24c2 | instance_network_interface | 1c2f5dc8c4f9494fbaaa4217c8e35... | 1857ec36-cc70-4cd8-95c4-d15e6aa39328 | image | 757625ae78404e38a8cfdd7c6d262... +--------------------------------------+----------------------------+---------------------------------- # [image] リソース詳細 root@dlp ~(keystone)# openstack metric resource show 1857ec36-cc70-4cd8-95c4-d15e6aa39328 +-----------------------+-------------------------------------------------------------------+ | Field | Value | +-----------------------+-------------------------------------------------------------------+ | created_by_project_id | d8b09d86ed7743039f92b2e542ea26c1 | | created_by_user_id | 89f390200afd4423bd9322787a94efa8 | | creator | 89f390200afd4423bd9322787a94efa8:d8b09d86ed7743039f92b2e542ea26c1 | | ended_at | None | | id | 1857ec36-cc70-4cd8-95c4-d15e6aa39328 | | metrics | image.size: ec497f00-0546-4ea8-a5af-66fa1ee785c3 | | original_resource_id | 1857ec36-cc70-4cd8-95c4-d15e6aa39328 | | project_id | 757625ae78404e38a8cfdd7c6d262860 | | revision_end | None | | revision_start | 2023-06-30T02:41:17.379802+00:00 | | started_at | 2023-06-30T02:41:17.379794+00:00 | | type | image | | user_id | None | +-----------------------+-------------------------------------------------------------------+ # イメージ サイズ データ root@dlp ~(keystone)# openstack metric measures show ec497f00-0546-4ea8-a5af-66fa1ee785c3 +---------------------------+-------------+--------------+ | timestamp | granularity | value | +---------------------------+-------------+--------------+ | 2023-06-29T21:40:00-05:00 | 300.0 | 1938882560.0 | +---------------------------+-------------+--------------+ |
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