Glossary¶
- alarm
An action triggered whenever a meter reaches a certain threshold.
- API server
HTTP REST API service for Aodh.
- HTTP callback
HTTP callback is used for calling a predefined URL, whenever an alarm has been set off. The payload of the request contains all the details of why the alarm was triggered.
- log
Logging is one of the alarm actions that is useful mostly for debugging, it stores the alarms in a log file.
- zaqar
According to Zaqar Developer Documentation:
Zaqar is a multi-tenant cloud messaging and notification service for web and mobile developers.
- project
The OpenStack tenant or project.
- resource
The OpenStack entity being metered (e.g. instance, volume, image, etc).
- user
An OpenStack user.