OpenStack Bobcat : Ceilometer 利用方法 (Glance)2023/10/10 |
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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 +--------------------------------------+----------------------------+---------------------------------- | 530698ed-413e-4bda-b02e-8f6f60380bd1 | instance | f30cd546632e484cb24414d832076... | 08fd4272-e83e-5e79-8a9a-05905598f8a5 | instance_network_interface | f30cd546632e484cb24414d832076... | 6b32c72e-9cef-54f0-9a38-dc657e110413 | instance_disk | f30cd546632e484cb24414d832076... +--------------------------------------+----------------------------+----------------------------------root@dlp ~(keystone)# openstack image list +--------------------------------------+------------+--------+ | ID | Name | Status | +--------------------------------------+------------+--------+ | 2216b5ad-eeb5-4b9a-b862-60b84fdfee1c | 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 +--------------------------------------+----------------------------+---------------------------------- | 530698ed-413e-4bda-b02e-8f6f60380bd1 | instance | f30cd546632e484cb24414d832076... | 08fd4272-e83e-5e79-8a9a-05905598f8a5 | instance_network_interface | f30cd546632e484cb24414d832076... | 6b32c72e-9cef-54f0-9a38-dc657e110413 | instance_disk | f30cd546632e484cb24414d832076... | d8ba4d4c-0ead-4624-9ae4-d8c706faec31 | image | 39e8c6d7a2d14ee581902f0703a53... +--------------------------------------+----------------------------+---------------------------------- # [image] リソース詳細 root@dlp ~(keystone)# openstack metric resource show d8ba4d4c-0ead-4624-9ae4-d8c706faec31 +-----------------------+-------------------------------------------------------------------+ | Field | Value | +-----------------------+-------------------------------------------------------------------+ | created_by_project_id | 04b6d7802d9043cbb09ceb31fd68987b | | created_by_user_id | 1a0486c8d8664739b082ae0c97fa0cc3 | | creator | 1a0486c8d8664739b082ae0c97fa0cc3:04b6d7802d9043cbb09ceb31fd68987b | | ended_at | None | | id | d8ba4d4c-0ead-4624-9ae4-d8c706faec31 | | metrics | image.size: 4238338b-cffe-4748-a138-7ff85b930cf5 | | original_resource_id | d8ba4d4c-0ead-4624-9ae4-d8c706faec31 | | project_id | 39e8c6d7a2d14ee581902f0703a53b66 | | revision_end | None | | revision_start | 2023-10-10T00:27:17.045819+00:00 | | started_at | 2023-10-10T00:27:17.045814+00:00 | | type | image | | user_id | None | +-----------------------+-------------------------------------------------------------------+ # イメージ サイズ データ root@dlp ~(keystone)# openstack metric measures show 4238338b-cffe-4748-a138-7ff85b930cf5 +---------------------------+-------------+-------------+ | timestamp | granularity | value | +---------------------------+-------------+-------------+ | 2023-10-10T09:25:00+09:00 | 300.0 | 675610624.0 | +---------------------------+-------------+-------------+ |
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