OpenStack Flamingo : Ceilometer 利用方法 (Nova Compute)2025/12/01 |
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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] | Compute サービスの各種データ収集を有効にするには、Compute ノードの Nova Compute を以下のように設定します。 |
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root@node01:~#
vi /etc/nova/nova.conf # [DEFAULT] セクション内の任意の場所へ追記 instance_usage_audit = True instance_usage_audit_period = hour # 最終行へ追記 [notifications] notify_on_state_change = vm_and_task_state [oslo_messaging_notifications] driver = messagingv2 systemctl restart nova-compute |
| [2] | 任意のユーザーでインスタンスを作成/起動した場合に収集されるデータの表示例です。 |
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# インスタンス起動 ubuntu@dlp ~(keystone)$ openstack server list +--------------+-------------+---------+--------------+------------+----------+ | ID | Name | Status | Networks | Image | Flavor | +--------------+-------------+---------+--------------+------------+----------+ | 38617807- | Ubuntu-2404 | SHUTOFF | private=10.0 | Ubuntu2404 | m1.small | | e027-4d1f- | | | .0.221, 192. | | | | 9320- | | | 168.100.176 | | | | c94d4d05bb8a | | | | | | +--------------+-------------+---------+--------------+------------+----------+ubuntu@dlp ~(keystone)$ openstack server start Ubuntu-2404 # リソース一覧を表示 # インスタンス上での一定の操作後にデータが取得される ubuntu@dlp ~(keystone)$ openstack metric resource list +----------+----------+------------+----------+----------------------+------------+----------+----------------+--------------+---------------+ | id | type | project_id | user_id | original_resource_id | started_at | ended_at | revision_start | revision_end | creator | +----------+----------+------------+----------+----------------------+------------+----------+----------------+--------------+---------------+ | 38617807 | instance | b45ce8ac12 | 8fb39b65 | 38617807-e027-4d1f- | 2025-12- | None | 2025-12- | None | f72737a6895d4 | | -e027- | | c749e49e93 | 16284abe | 9320-c94d4d05bb8a | 01T01:03:4 | | 01T01:03:47.46 | | 112ac20ce503b | | 4d1f- | | 3c84334e79 | 94f287d2 | | 7.461247+0 | | 1249+00:00 | | f18c3b:17d8e1 | | 9320- | | de | 59b160b6 | | 0:00 | | | | 90750a402d920 | | c94d4d05 | | | | | | | | | eedf933aea358 | | bb8a | | | | | | | | | | | 753bb01a | instance | b45ce8ac12 | 8fb39b65 | instance-00000001- | 2025-12- | None | 2025-12- | None | f72737a6895d4 | | -8d04- | _network | c749e49e93 | 16284abe | 38617807-e027-4d1f- | 01T01:08:0 | | 01T01:08:05.78 | | 112ac20ce503b | | 5a6e- | _interfa | 3c84334e79 | 94f287d2 | 9320-c94d4d05bb8a- | 5.781773+0 | | 1777+00:00 | | f18c3b:17d8e1 | | 965e- | ce | de | 59b160b6 | tap5c3e2534-ce | 0:00 | | | | 90750a402d920 | | 53e699df | | | | | | | | | eedf933aea358 | | c761 | | | | | | | | | | | 2147c19b | instance | b45ce8ac12 | 8fb39b65 | 38617807-e027-4d1f- | 2025-12- | None | 2025-12- | None | f72737a6895d4 | | -0f88- | _disk | c749e49e93 | 16284abe | 9320-c94d4d05bb8a- | 01T01:08:0 | | 01T01:08:05.81 | | 112ac20ce503b | | 5fdc- | | 3c84334e79 | 94f287d2 | vda | 5.810316+0 | | 0320+00:00 | | f18c3b:17d8e1 | | 9623- | | de | 59b160b6 | | 0:00 | | | | 90750a402d920 | | db428a87 | | | | | | | | | eedf933aea358 | | 5206 | | | | | | | | | | +----------+----------+------------+----------+----------------------+------------+----------+----------------+--------------+---------------+ # [instance] リソース詳細 ubuntu@dlp ~(keystone)$ openstack metric resource show 38617807-e027-4d1f-9320-c94d4d05bb8a +-----------------------+------------------------------------------------------+ | Field | Value | +-----------------------+------------------------------------------------------+ | id | 38617807-e027-4d1f-9320-c94d4d05bb8a | | creator | f72737a6895d4112ac20ce503bf18c3b:17d8e190750a402d920 | | | eedf933aea358 | | started_at | 2025-12-01T01:03:47.461247+00:00 | | revision_start | 2025-12-01T01:03:47.461249+00:00 | | ended_at | None | | user_id | 8fb39b6516284abe94f287d259b160b6 | | project_id | b45ce8ac12c749e49e933c84334e79de | | original_resource_id | 38617807-e027-4d1f-9320-c94d4d05bb8a | | type | instance | | revision_end | None | | metrics | cpu: aa0ee5f0-8b50-490e-87ea-c871afa38b54 | | | disk.ephemeral.size: | | | 8ccee013-a54c-4a11-8578-33dafe3d5ecd | | | disk.root.size: e7568c28-8cf4-41fc-95f8-801cab0efa6a | | | memory.available: | | | dd0ab8df-6a82-47b1-8b5b-66fb62163408 | | | memory.usage: cbe77a64-f8c3-4485-88c2-cd9040598362 | | | memory: c35226f5-5beb-4ac6-a2d3-32310bbd7204 | | | power.state: 7e735cde-cf97-4884-b6e6-82786c69713d | | | vcpus: 483b83fe-24db-4e8c-af8c-2db22ae599c4 | | created_by_user_id | f72737a6895d4112ac20ce503bf18c3b | | created_by_project_id | 17d8e190750a402d920eedf933aea358 | +-----------------------+------------------------------------------------------+ # CPU ubuntu@dlp ~(keystone)$ openstack metric measures show aa0ee5f0-8b50-490e-87ea-c871afa38b54 +---------------------------+-------------+---------------+ | timestamp | granularity | value | +---------------------------+-------------+---------------+ | 2025-12-01T01:05:00+00:00 | 300.0 | 13970000000.0 | +---------------------------+-------------+---------------+ # メモリー使用 ubuntu@dlp ~(keystone)$ openstack metric measures show cbe77a64-f8c3-4485-88c2-cd9040598362 +---------------------------+-------------+--------------+ | timestamp | granularity | value | +---------------------------+-------------+--------------+ | 2025-12-01T01:05:00+00:00 | 300.0 | 380.48046875 | +---------------------------+-------------+--------------+ # [instance_network_interface] リソース詳細 ubuntu@dlp ~(keystone)$ openstack metric resource show 753bb01a-8d04-5a6e-965e-53e699dfc761 +-----------------------+------------------------------------------------------+ | Field | Value | +-----------------------+------------------------------------------------------+ | id | 753bb01a-8d04-5a6e-965e-53e699dfc761 | | creator | f72737a6895d4112ac20ce503bf18c3b:17d8e190750a402d920 | | | eedf933aea358 | | started_at | 2025-12-01T01:08:05.781773+00:00 | | revision_start | 2025-12-01T01:08:05.781777+00:00 | | ended_at | None | | user_id | 8fb39b6516284abe94f287d259b160b6 | | project_id | b45ce8ac12c749e49e933c84334e79de | | original_resource_id | instance-00000001-38617807-e027-4d1f-9320- | | | c94d4d05bb8a-tap5c3e2534-ce | | type | instance_network_interface | | revision_end | None | | metrics | network.incoming.bytes: | | | d48fd55a-b026-4ae7-bd52-b8468ed802a6 | | | network.incoming.packets: | | | bc22f7c0-7c2e-4871-a2dc-73361bc8fc45 | | | network.outgoing.bytes: | | | f80d61c5-374d-4900-b753-03a470ef6333 | | | network.outgoing.packets: | | | 0e1a55b3-6566-49c9-b0f0-c43147d654bc | | created_by_user_id | f72737a6895d4112ac20ce503bf18c3b | | created_by_project_id | 17d8e190750a402d920eedf933aea358 | +-----------------------+------------------------------------------------------+ # ネットワーク インカミング バイト ubuntu@dlp ~(keystone)$ openstack metric measures show d48fd55a-b026-4ae7-bd52-b8468ed802a6 +---------------------------+-------------+---------+ | timestamp | granularity | value | +---------------------------+-------------+---------+ | 2025-12-01T01:05:00+00:00 | 300.0 | 13537.0 | +---------------------------+-------------+---------+ # ネットワーク アウトゴーイング バイト ubuntu@dlp ~(keystone)$ openstack metric measures show a8a78542-be03-454e-b4cf-9993d4e6fa9a +---------------------------+-------------+--------+ | timestamp | granularity | value | +---------------------------+-------------+--------+ | 2025-12-01T01:05:00+00:00 | 300.0 | 5484.0 | +---------------------------+-------------+--------+ |
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