How to check health status for OpenStack daemons
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OpenStack Services
=====
| Daemon Description | Config File | Ports | Service Name | Note |
|---|---|---|---|---|
| Identity service public endpoint | /etc/keystone/keystone.conf /etc/httpd/conf.d/wsgi-keystone.conf |
5000 | publicurl | |
| Identity service (keystone) administrative endpoint | /etc/keystone/keystone.conf /etc/httpd/conf.d/wsgi-keystone.conf |
35357 | adminurl | |
| Image service registry | /etc/glance/glance-registry.conf | 9191 | openstack-glance-registry.service | |
| Image service (glance) API | /etc/glance/glance-api.conf | 9292 | openstack-glance-api.service | publicurl and adminurl |
| Compute API (nova-api) | /etc/nova/nova.conf | 8773/8774, 8775 | openstack-nova-api.service | |
| Compute VNC proxy for browsers ( openstack-nova-novncproxy) | /etc/nova/nova.conf | 6080 | openstack-nova-novncproxy.service | |
| Compute for VM ( openstack-nova-compute) | /etc/nova/nova.conf | openstack-nova-compute.service | ||
| Networking (neutron) | /etc/neutron/neutron.conf /etc/neutron/plugin.ini |
9696 | neutron-server.service | publicurl and adminurl |
| Networking (neutron comput) | /etc/neutron/neutron.conf /etc/neutron/plugins/ml2/linuxbridge_agent.ini |
neutron-linuxbridge-agent.service | ||
| Block Storage (cinder) | /etc/cinder/cinder.conf | 8776 | openstack-cinder-api.service | publicurl and adminurl |
| Message Broker (AMQP traffic) | 5672 | rabbitmq-server.service | OpenStack Block Storage, Networking, Orchestration, and Compute |
Nova Status
# nova service-list
+-----+------------------+---------------------------+-----------+---------+-------+----------------------------+-----------------+
| Id | Binary | Host | Zone | Status | State | Updated_at | Disabled Reason |
+-----+------------------+---------------------------+-----------+---------+-------+----------------------------+-----------------+
| 3 | nova-conductor | controller.example.net | internal | enabled | up | 2019-08-22T07:17:48.000000 | - |
| 27 | nova-consoleauth | controller.example.net | internal | enabled | up | 2019-08-22T07:17:42.000000 | - |
| 30 | nova-scheduler | controller.example.net | internal | enabled | up | 2019-08-22T07:17:44.000000 | - |
| 126 | nova-compute | nova01.example.net | nova | enabled | up | 2019-08-22T07:17:42.000000 | - |
| 150 | nova-console | controller.example.net | internal | enabled | up | 2019-08-22T07:17:47.000000 | - |
| 153 | nova-compute | nova02.example.net | DEV-iSCSI | enabled | up | 2019-08-22T07:17:44.000000 | - |
Neutron Status
# neutron agent-list
+--------------------------------------+--------------------+---------------------------+-------------------+-------+----------------+---------------------------+
| id | agent_type | host | availability_zone | alive | admin_state_up | binary |
+--------------------------------------+--------------------+---------------------------+-------------------+-------+----------------+---------------------------+
| 110607ef-c74e-496a-886e-db2cd0621305 | DHCP agent | controller.example.net | nova | :-) | True | neutron-dhcp-agent |
| 171e4fcd-8243-48a8-b814-3992cca4450c | Metadata agent | controller.example.net | | :-) | True | neutron-metadata-agent |
| 4d4d3217-7d79-4da4-bdc1-5da396957ac1 | Linux bridge agent | nova01.example.net | | :-) | True | neutron-linuxbridge-agent |
| ef31f498-bef3-47e0-9e8f-8e966723cb3d | Linux bridge agent | controller.example.net | | :-) | True | neutron-linuxbridge-agent |
Check VM Info
# nova list --fields status,host,name,networks --all-tenants
+--------------------------------------+---------+---------------------------+-------------------------------+--------------------------+
| ID | Status | Host | Name | Networks |
+--------------------------------------+---------+---------------------------+-------------------------------+--------------------------+
| 1e6d2d9d-93c8-4610-bf82-26590568a531 | SHUTOFF | nova01.example.net | wiki-test | VLAN32=192.168.18.80 |
| 311f160f-eaf3-46f3-ba43-a79f94df9025 | SHUTOFF | nova02.example.net | matrix-test | VLAN32=192.168.18.230 |
| 78954b57-9744-4e0c-8707-18329723179a | SHUTOFF | nova02.example.net | elk-test | VLAN32=192.168.18.83 |
| d57d667b-88bd-4347-b098-adeedd3bbe5f | SHUTOFF | nova02.example.net | eas-test | VLAN32=192.168.18.79 |