OpenStack FAQ
21 articles — answers that actually help
Architecture & Reference
2
Block Storage (Cinder)
1
Ceph Storage
2
Compute (Nova)
2
Deploy: DevStack / PoC
3
Deploy: Kolla-Ansible
1
Deploy: OpenStack-Ansible
3
Identity (Keystone)
1
Image (Glance)
1
Networking (Neutron)
5
OpenStack Private Cloud Architecture
Deploy a high-availability OpenStack 2024.2 private cloud with 3-node control plane, spine-leaf networking, and Ceph storage using Kolla-Ansible.
OpenStack Liberty Private Cloud HowTo
Deploy a new OpenStack Dalmatian cloud and migrate Liberty workloads via parallel export/import of images, instances, and volumes.
OpenStack Stacking vs Spreading
Configure OpenStack scheduler weights and overcommit ratios to choose between stacking VMs for density or spreading them for isolation.
OpenStack Affinity and Anti-Affinity
Configure OpenStack server groups with affinity and anti-affinity policies to control instance placement across compute hosts using CLI commands.
OpenStack Dev Server Setup Ubuntu
Step-by-step guide to setting up an OpenStack 2024.2 development environment on Ubuntu 22.04 using DevStack for testing and contribution.
OpenStack Dev Server Setup CentOS
Step-by-step guide to installing and configuring DevStack on CentOS Stream 9 for OpenStack 2024.2 development.
OpenStack Setup All in One
Deploy OpenStack 2024.2 on a single Ubuntu server using DevStack with step-by-step commands for setup, verification, and management.
OpenStack Ansible Ceph
Configure OpenStack Ansible to use external Ceph storage for Glance, Cinder, and Nova by setting up pools, keyrings, and deployment variables.
OpenStack Ansible Managed Ceph
Deploy and manage Ceph clusters with OpenStack Ansible using YAML configurations and dedicated playbooks.
OpenStack Ansible with OpenVSwitch
Deploy OpenStack 2024.2 with Open vSwitch using Ansible by cloning the repo, configuring YAML network bridges, and running setup playbooks.
OpenStack Add Direct Attached DHCP IPs
Configure OpenStack Neutron to assign direct-attached DHCP IPs to instances on flat or VLAN provider networks.
OpenStack Add Floating IPs
Learn to allocate, associate, and manage OpenStack floating IPs using CLI commands for external network access.
OpenStack Migrate Routers and DHCP
Migrate OpenStack L3 routers and DHCP agents between nodes using CLI commands or an automated drain script.