OpenStack Antelope : Ceilometer 利用方法 (Glance)2023/03/29 |
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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 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 +--------------------------------------+----------------------------+---------------------------------- | 11987eec-fb38-4de1-a386-3d1d6001bbd3 | instance | e294bd7c00314facacdb46c36fb54... | 29b605b9-5568-5534-b3c4-470045cbcbe0 | instance_network_interface | e294bd7c00314facacdb46c36fb54... | 55b09db0-31af-58e5-ab82-da9b1d35c949 | instance_disk | e294bd7c00314facacdb46c36fb54... +--------------------------------------+----------------------------+----------------------------------root@dlp ~(keystone)# openstack image list +--------------------------------------+------------+--------+ | ID | Name | Status | +--------------------------------------+------------+--------+ | 00ea6e97-0e97-4cb4-8ac4-2409c28f0289 | Ubuntu2204 | active | +--------------------------------------+------------+--------+ # テストとしてイメージダウンロード root@dlp ~(keystone)# openstack image save --file ubuntu2204.qcow2 Ubuntu2204 # テストとしてイメージ登録 root@dlp ~(keystone)# openstack image create "Ubuntu2204-2" --file ubuntu2204.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 +--------------------------------------+----------------------------+---------------------------------- | 11987eec-fb38-4de1-a386-3d1d6001bbd3 | instance | e294bd7c00314facacdb46c36fb54... | 29b605b9-5568-5534-b3c4-470045cbcbe0 | instance_network_interface | e294bd7c00314facacdb46c36fb54... | 55b09db0-31af-58e5-ab82-da9b1d35c949 | instance_disk | e294bd7c00314facacdb46c36fb54... | 1bcc0947-1293-458c-8ab7-f3760b568c4d | image | cac657ec003e4c95aaaa30bc03218... +--------------------------------------+----------------------------+---------------------------------- # [image] リソース詳細 root@dlp ~(keystone)# openstack metric resource show 1bcc0947-1293-458c-8ab7-f3760b568c4d +-----------------------+-------------------------------------------------------------------+ | Field | Value | +-----------------------+-------------------------------------------------------------------+ | created_by_project_id | d3dd87fb1a034f7883539a6a4f83781f | | created_by_user_id | f88cfb33fa07437ca440ee5ef5642c95 | | creator | f88cfb33fa07437ca440ee5ef5642c95:d3dd87fb1a034f7883539a6a4f83781f | | ended_at | None | | id | 1bcc0947-1293-458c-8ab7-f3760b568c4d | | metrics | image.size: 8cc5f283-63a5-451f-b81a-8168693c43f4 | | original_resource_id | 1bcc0947-1293-458c-8ab7-f3760b568c4d | | project_id | cac657ec003e4c95aaaa30bc0321895f | | revision_end | None | | revision_start | 2023-03-29T02:20:46.439182+00:00 | | started_at | 2023-03-29T02:20:46.439177+00:00 | | type | image | | user_id | None | +-----------------------+-------------------------------------------------------------------+ # イメージ サイズ データ root@dlp ~(keystone)# openstack metric measures show 8cc5f283-63a5-451f-b81a-8168693c43f4 +---------------------------+-------------+-------------+ | timestamp | granularity | value | +---------------------------+-------------+-------------+ | 2023-03-29T11:20:00+09:00 | 300.0 | 684916736.0 | +---------------------------+-------------+-------------+ |
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