This is a new version of a recurring Juju bug where the JUJU_AVAILABILITY_ZONE is not set on a specific machine type, it happened in general on all machines, and then again in MAAS when we were developing this feature.
This is a new version of a recurring Juju bug where the JUJU_AVAILABILI TY_ZONE is not set on a specific machine type, it happened in general on all machines, and then again in MAAS when we were developing this feature.