MAAS × LXD

12 · Notes and Metadata

Use descriptions and tag comments for lightweight documentation. For deploy-time notes, write a small file with cloud-init.

Machine description

maas admin machine update <SYSID> description="Intel NUC under the TV; 500G SSD; noisy fan"

Tag comments

maas admin tag update k8s comment="K8s workers; GPU-ready"

Drop an /etc/motd note at deploy

USER_DATA=$(base64 -w0 <<'YAML'
#cloud-config
write_files:
  - path: /etc/motd.d/99-operator-note
    permissions: "0644"
    content: |
      Welcome to ace-01; owner: stormrider; zone: az1; pool: lab
YAML
)
maas admin machine deploy <SYSID> os=ubuntu release=noble user_data="$USER_DATA"