vRA 7.6 Components

Question 1

What component provides this?

Hosts Model Manager.
Provides infrastructure administration and service authoring to the vRealize Automation product interface. This component communicates with the Manager Service, which provides updates from the Distributed Execution Manager (DEM), SQL Server database, and agents.

Answer 1

IaaS Web Server

Question 2

What component provides this?

Heart of the IaaS Components
Runs inside of IIS
Talks to MSSQL DB
contains all info, logic, and artifacts needed to execute workflows on external systems
Can have multiple instances

This provides services and utilities for persisting, versioning, securing, and distributing model elements and is hosted on one of the IaaS Web servers and communicates with DEMs, the SQL Server database, and the product interface website.

Answer 2

Model Manager

Question 3

What component provides this?

Responsible for execution of workflows
Should be installed near system they are provisioning to

Connects to endpoints other than hypervisors, with exception of kvm

This has one function, to run workflows. You can install multiple instances of this component to increase capacity and can be installed on the same or separate servers.

Answer 3

DEM Worker

Question 4

What component provides this?

Schedules workflow execution
Communicates with the model manager
Should be co-installed, or installed close to the model manager
Only one can be active at a time

performs the following oversight functions.

• Monitors DEM workers. If a worker stops or loses its connection to Model Manager, it moves the workflows to another DEM worker.
• Schedules workflows by creating workflow instances at the scheduled time.
• Ensures that only one instance of a scheduled workflow is running at a given time.
• Preprocesses workflows before they run. - Preprocessing includes checking preconditions for workflows and creating the workflow execution history.

Answer 4

DEM Orchestrator

Question 5

What component provides this?

Responsible for interaction between model manager, db, vRA agent, AD, and SMTP
only one can be running at a time

Answer 5

IAAS Management Server // vCloud Automation Manager Service

Question 6

What component provides this?

Used to connect to vSphere and Hyper-V

Answer 6

Proxy Agent

Question 7

What component provides this?

Collect support and telemetry information and register IaaS nodes witht he appliance

Answer 7

vCloud Automation Management Agent