vitrage/install-guide/source/get_started.rst

Root Cause Analysis service overview

Vitrage provides a root cause analysis service, which is used for analyzing the topology and alarms of the cloud, and providing insights about it.

The Root Cause Analysis service consists of the following components:

vitrage-graph service

The main process. It holds the in-memory entity graph, the template evaluator, and the different datasources.

vitrage-notifier service

Used for notifying external systems about Vitrage alarms/state changes. It only calls Nova force-down API and Simple Network Management Protocol (SNMP) in the Ocata release.

vitrage-api service

The API layer for Vitrage.