OpenStack Epoxy : Ceilometer 利用方法 (Cinder)2025/05/29 |
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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。
------------+--------------------------+--------------------------+------------
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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] | Block Storage サービスの各種データ収集を有効にするには、Cinder を以下のように設定します。 Cinder 関連サービスが稼働する全ノードで設定変更します。 |
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[root@dlp ~(keystone)]#
vi /etc/cinder/cinder.conf # 最終行へ追記 [oslo_messaging_notifications] driver = messagingv2 transport_url = rabbit://openstack:password@dlp.srv.world systemctl restart openstack-cinder-api openstack-cinder-scheduler |
| [2] | 任意のユーザーでボリュームを作成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 [cent@dlp ~(keystone)]$ openstack metric resource list +--------------------------------------+----------------------------+---------------------------------- | id | type | project_id +--------------------------------------+----------------------------+---------------------------------- | ba6f1ab3-86c9-4966-b1e6-ceabe5353c07 | instance | 6cd379304e2447da8514a66bb6cdfda5 | 8201f251-439c-5a73-b209-e1f6ff43934e | instance_disk | 6cd379304e2447da8514a66bb6cdfda5 | 321e0245-bda7-59e5-b7e0-92330c05f2dc | instance_network_interface | 6cd379304e2447da8514a66bb6cdfda5 +--------------------------------------+----------------------------+---------------------------------- # テストとしてボリューム作成 [cent@dlp ~(keystone)]$ openstack volume create --size 10 disk01 # リソース一覧 [cent@dlp ~(keystone)]$ openstack metric resource list +--------------------------------------+----------------------------+---------------------------------- | id | type | project_id +--------------------------------------+----------------------------+---------------------------------- | ba6f1ab3-86c9-4966-b1e6-ceabe5353c07 | instance | 6cd379304e2447da8514a66bb6cdfda5 | 8201f251-439c-5a73-b209-e1f6ff43934e | instance_disk | 6cd379304e2447da8514a66bb6cdfda5 | 321e0245-bda7-59e5-b7e0-92330c05f2dc | instance_network_interface | 6cd379304e2447da8514a66bb6cdfda5 | 04a254e1-b90f-4d2d-8371-226feb934991 | volume | 6cd379304e2447da8514a66bb6cdfda5 +--------------------------------------+----------------------------+---------------------------------- # [volume] リソース詳細 [cent@dlp ~(keystone)]$ openstack metric resource show 04a254e1-b90f-4d2d-8371-226feb934991 +-----------------------+-------------------------------------------------------------------+ | Field | Value | +-----------------------+-------------------------------------------------------------------+ | id | 04a254e1-b90f-4d2d-8371-226feb934991 | | creator | 2d44dedde9e14263bcb7b18d25570be9:03262019a5e54890be53c2fc96ed98d0 | | started_at | 2025-05-29T01:05:51.906196+00:00 | | revision_start | 2025-05-29T01:06:03.477464+00:00 | | ended_at | None | | user_id | b6e98dc2822541dd8c4571ac4ed54778 | | project_id | 6cd379304e2447da8514a66bb6cdfda5 | | original_resource_id | 04a254e1-b90f-4d2d-8371-226feb934991 | | type | volume | | revision_end | None | | metrics | volume.size: a9f215bc-f390-47d8-b711-6610e448f760 | | created_by_user_id | 2d44dedde9e14263bcb7b18d25570be9 | | created_by_project_id | 03262019a5e54890be53c2fc96ed98d0 | +-----------------------+-------------------------------------------------------------------+ # ボリューム サイズ データ [cent@dlp ~(keystone)]$ openstack metric measures show a9f215bc-f390-47d8-b711-6610e448f760 +---------------------------+-------------+-------+ | timestamp | granularity | value | +---------------------------+-------------+-------+ | 2025-05-29T10:05:00+09:00 | 300.0 | 10.0 | +---------------------------+-------------+-------+ |
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