Chapter 5. Nova – OpenStack Compute

In this chapter, we will cover the following topics:

• Introduction to OpenStack Compute

• Adding a compute host using OpenStack-Ansible

• Suspending a host for maintenance

• Configuring Nova Scheduler to use host aggregates

• Creating a host aggregate

• Adding a compute host to a host aggregate

• Removing a compute host from a host aggregate

• Adding metadata to a host aggregate

• Deleting a host aggregate

• Creating an Availability Zone

• Booting an instance into an Availability Zone

• Removing an Availability Zone

• Creating a flavor

• Deleting a flavor

• Setting CPU limits for a flavor

• Setting IOPS limits for a flavor

• Booting an instance

• Stopping an instance

• Deleting an instance

• Live migration

• Snapshotting an instance

• Booting an instance from a snapshot

• Rescuing an instance

• Shelving an instance

• Reviewing the console logs