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LXD documentation 6.9
LXD documentation 6.9
  • LXD
  • Tutorial
  • How-to guides
    • Getting started
      • Install LXD
      • Initialize LXD
      • Access the UI
      • Access documentation locally
    • LXD server and client
      • Configure the LXD server
      • Expose LXD to the network
      • Configure single sign-on with OIDC
        • Configure Auth0
        • Configure Ory Hydra
        • Configure Keycloak
        • Configure Entra ID
        • Configure Pocket ID
        • Configure authentik
      • Add remote servers
      • Add command aliases
    • Instances
      • Create instances
      • Configure instances
      • Manage instances
      • Use profiles
      • Troubleshoot errors
      • Auto attach Ubuntu Pro
      • Access files
      • Access the console
      • Run commands
      • Use cloud-init
      • Add a routed NIC to a VM
      • Back up instances
      • Import existing machines
      • Migrate instances
      • Pass NVIDIA GPUs
    • Images
      • Manage image registries
      • Use remote images
      • Manage images
      • Associate profiles
      • Copy and import images
      • Create images
    • Projects
      • Create and configure projects
      • Work with projects
      • Confine users to projects
    • Storage
      • Manage pools
      • Manage volumes
      • Manage buckets
      • Create or move an instance in a pool
      • Back up a custom volume
      • Move or copy a custom volume
      • Track changed blocks on virtual machine volumes
      • Use the LXD CSI driver with Kubernetes
    • Networking
      • Create a network
      • Configure a network
      • Configure as BGP server
      • Configure network ACLs
      • Configure forwards
      • Configure network zones
      • Configure your firewall
      • Integrate with resolved
      • Set up OVN
      • Configure load balancers
      • Configure peer routing
      • Display IPAM information
    • Clustering
      • Form a cluster
      • Manage a cluster
      • Configure networks
      • Configure storage
      • Manage instances
      • Set up cluster groups
      • Use placement groups
      • Recover a cluster
      • Recover orphaned volume entries
      • Set up a highly available virtual IP
      • Create cluster links
      • Manage cluster links
    • Production setup
      • Benchmark performance
      • Increase bandwidth
      • Monitor metrics
      • Monitor security events
      • Send logs to Loki
      • Set up Grafana
    • Disaster recovery
      • Set up replicators
      • Manage replicators
      • Perform disaster recovery with replicators
      • Set up storage replication
      • Perform disaster recovery with storage replication
      • Back up a LXD server
      • Recover LXD database records
    • Manage the snap
    • Harden security
    • Troubleshooting
      • Configure your firewall
      • Troubleshoot instances
      • Troubleshoot networks
      • Troubleshoot Dqlite
      • Frequently asked
      • Debug LXD
      • Track a bugfix in the LXD snap
    • Authenticate to the LXD API using bearer tokens
    • Authenticate to the DevLXD API
    • Decommission LXD
    • Get support
    • Contribute to LXD
  • Explanation
    • lxd and lxc
    • Containers and VMs
    • Local and remote images
    • Storage pools, volumes, and buckets
    • Networking setups
    • The LXD Dqlite database
    • lxc show and info
    • Remote API authentication
    • Remote API authorization
    • Instances grouping with projects
    • Clusters
    • Disaster recovery
    • Performance tuning
    • Security
    • Privilege delegation using BPF Token
    • The LXD CSI driver
  • Reference
    • Requirements
    • Architectures
    • Guest OS compatibility
    • Container environment
    • Man pages
      • lxc
    • Release notes
      • LXD 6
        • LXD 6.9
        • LXD 6.8
        • LXD 6.7
        • LXD 6.6
      • LXD 5.21 LTS
        • LXD 5.21.8 LTS
        • LXD 5.21.7 LTS
        • LXD 5.21.6 LTS
        • LXD 5.21.5 LTS
      • LXD 5.0 LTS
        • LXD 5.0.10 LTS
        • LXD 5.0.9 LTS
        • LXD 5.0.8 LTS
        • LXD 5.0.7 LTS
      • LXD 4.0 LTS
        • LXD 4.0.14 LTS
        • LXD 4.0.13 LTS
        • LXD 4.0.12 LTS
        • LXD 4.0.11 LTS
    • Deprecation notices
    • Releases and snap
    • Built-in image registries
    • Image format
    • Configuration option index
    • Server configuration
    • Instance configuration
      • Instance properties
      • Instance options
      • Devices
        • Standard devices
        • Type: none
        • Type: nic
        • Type: disk
        • Type: unix-char
        • Type: unix-block
        • Type: usb
        • Type: gpu
        • Type: infiniband
        • Type: proxy
        • Type: unix-hotplug
        • Type: tpm
        • Type: pci
      • Units for storage and network limits
    • Preseed YAML file fields
    • Project configuration
    • Storage drivers
      • Directory - dir
      • Btrfs - btrfs
      • LVM - lvm
      • ZFS - zfs
      • Ceph RBD - ceph
      • Dell PowerFlex - powerflex
      • Dell PowerStore - powerstore
      • Pure Storage - pure
      • HPE Alletra - alletra
      • CephFS - cephfs
      • Ceph Object - cephobject
    • Networks
      • Bridge network
      • OVN network
      • Macvlan network
      • Physical network
      • SR-IOV network
    • Image registries
    • Placement group configuration
    • Clusters
      • Cluster member configuration
      • Cluster link configuration
    • Replicator configuration
    • Permissions
    • Production server settings
    • Provided metrics
    • REST API
      • Main API overview
      • Main API specification
      • Main API extensions
      • Events stream
      • DevLXD API for instances
    • LXD CSI driver reference
    • Internals
      • Environment variables
      • Daemon behavior
      • UEFI variables for VMs
      • System call interception
      • User namespace setup
      • OVN implementation
      • VM live migration implementation
      • Dqlite database for cluster state
      • ZFS storage driver
    • Project repository
    • Image server
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Release notes¶

This page lists recent release notes for LXD 5.21 LTS.

Releases¶

  • LXD 5.21.8 LTS
  • LXD 5.21.7 LTS
  • LXD 5.21.6 LTS
  • LXD 5.21.5 LTS

For older release notes, see our Discourse forum.

Next
LXD 5.21.8 release notes
Previous
LXD 6.6 release notes
© 2014-2026 AGPL-3.0, LXD contributors
Last updated on Oct 06, 2026
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Contents
  • Release notes
    • Releases