Infrastructure Optimization service overview¶

The Infrastructure Optimization service provides flexible and scalable optimization service for multi-tenant OpenStack based clouds.

The Infrastructure Optimization service consists of the following components:

watcher command-line client

A CLI to communicate with watcher-api to optimize the cloud.

watcher-api service

An OpenStack-native REST API that accepts and responds to end-user calls by processing them and forwarding to appropriate underlying watcher services via AMQP.

watcher-decision-engine service

It runs audit and return an action plan to achieve optimization goal specified by the end-user in audit.

watcher-applier service

It executes action plan built by watcher-decision-engine. It interacts with other OpenStack components like nova to execute the given action plan.

watcher-dashboard

Watcher UI implemented as a plugin for the OpenStack Dashboard.