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Overview

The openstack server command group manages the full lifecycle of compute instances. Commands cover instance creation, power operations, resize, migration, console access, keypair management, and security group assignment.
Prerequisites
  • CLI installed and authenticated — see CLI Setup
  • Project membership with appropriate role (Member for user operations, Admin for host-level ops)

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Instances

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List and Inspect

openstack server list

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Create

openstack server create \
  --flavor m1.small \
  --image Ubuntu-22.04 \
  --network private \
  --key-name my-keypair \
  my-instance

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Power Operations

openstack server stop <server>
openstack server start <server>
openstack server reboot <server>
openstack server reboot --hard <server>

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Resize and Migrate

openstack server resize --flavor m1.large <server>
openstack server resize confirm <server>
openstack server resize revert <server>

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Snapshots and Backups

openstack server image create --name my-snapshot <server>

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Delete

Delete instance
openstack server delete <server>
Delete multiple instances
openstack server delete <server1> <server2> <server3>

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Keypairs

openstack keypair list

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Flavors

openstack flavor list
openstack flavor list --public

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Console Access

openstack console url show <server>

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Server Groups (Anti-Affinity)

openstack server group list

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Common Options

OptionDescription
--format jsonOutput as JSON
--format yamlOutput as YAML
--format value -c <col>Extract a single field
--os-project-name <proj>Override project for this command
--all-projectsShow resources across all projects (admin)
--waitBlock until the operation completes

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Next Steps

Launch Instance Guide

Step-by-step walkthrough for launching your first instance

Block Storage CLI

Volume create, attach, and snapshot commands