$ maas root machine read pysxa7
Success.
Machine-readable output follows:
{
    "cpu_test_status": -1,
    "hostname": "direct-mite",
    "netboot": true,
    "current_installation_result_id": null,
    "status_name": "Allocated",
    "storage_test_status_name": "Passed",
    "memory_test_status": -1,
    "pod": null,
    "boot_interface": {
        "effective_mtu": 1500,
        "enabled": true,
        "system_id": "pysxa7",
        "tags": [
            "sriov"
        ],
        "name": "ens1f0",
        "children": [],
        "params": {},
        "links": [
            {
                "subnet": {
                    "active_discovery": false,
                    "rdns_mode": 2,
                    "name": "oam",
                    "dns_servers": [],
                    "gateway_ip": null,
                    "cidr": "192.168.108.0/23",
                    "space": "oam-space",
                    "managed": true,
                    "id": 2,
                    "allow_proxy": true,
                    "vlan": {
                        "primary_rack": "dn3tqp",
                        "relay_vlan": null,
                        "fabric": "default",
                        "name": "untagged",
                        "external_dhcp": null,
                        "space": "oam-space",
                        "id": 5013,
                        "fabric_id": 12,
                        "mtu": 1500,
                        "secondary_rack": "raxqqc",
                        "dhcp_on": true,
                        "vid": 0,
                        "resource_uri": "/MAAS/api/2.0/vlans/5013/"
                    },
                    "resource_uri": "/MAAS/api/2.0/subnets/2/"
                },
                "mode": "auto",
                "id": 3611
            }
        ],
        "type": "physical",
        "id": 1672,
        "discovered": [],
        "mac_address": "d4:f5:ef:48:d8:f0",
        "parents": [],
        "vlan": {
            "primary_rack": "dn3tqp",
            "relay_vlan": null,
            "fabric": "default",
            "name": "untagged",
            "external_dhcp": null,
            "space": "oam-space",
            "id": 5013,
            "fabric_id": 12,
            "mtu": 1500,
            "secondary_rack": "raxqqc",
            "dhcp_on": true,
            "vid": 0,
            "resource_uri": "/MAAS/api/2.0/vlans/5013/"
        },
        "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/interfaces/1672/"
    },
    "owner_data": {},
    "cpu_count": 80,
    "domain": {
        "id": 0,
        "resource_record_count": 0,
        "name": "maas",
        "authoritative": true,
        "resource_uri": "/MAAS/api/2.0/domains/0/",
        "ttl": null
    },
    "iscsiblockdevice_set": [],
    "other_test_status": -1,
    "status_action": "acquire",
    "address_ttl": null,
    "storage": 1881676.365824,
    "cpu_test_status_name": "Unknown",
    "virtualblockdevice_set": [],
    "boot_disk": {
        "size": 480070426624,
        "partitions": [
            {
                "type": "partition",
                "id": 184,
                "bootable": true,
                "system_id": "pysxa7",
                "used_for": "fat32 formatted filesystem mounted at /boot/efi",
                "path": "/dev/disk/by-dname/sda-part1",
                "filesystem": {
                    "mount_point": "/boot/efi",
                    "fstype": "fat32",
                    "uuid": "3a0468a4-edf5-43de-bdf5-a0bd40f8c455",
                    "label": "efi",
                    "mount_options": null
                },
                "size": 536870912,
                "uuid": "a491ef80-433b-4646-9975-7ff9f470f727",
                "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/blockdevices/250/partition/184",
                "device_id": 250
            },
            {
                "type": "partition",
                "id": 185,
                "bootable": false,
                "system_id": "pysxa7",
                "used_for": "ext4 formatted filesystem mounted at /",
                "path": "/dev/disk/by-dname/sda-part2",
                "filesystem": {
                    "mount_point": "/",
                    "fstype": "ext4",
                    "uuid": "d675c444-426b-48a6-84fa-3d4031535d4e",
                    "label": "root",
                    "mount_options": null
                },
                "size": 479526387712,
                "uuid": "ff014be3-bdc7-4aa0-b325-22196787e784",
                "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/blockdevices/250/partition/185",
                "device_id": 250
            }
        ],
        "system_id": "pysxa7",
        "tags": [
            "rotary",
            "removable"
        ],
        "name": "sda",
        "model": "ROOT",
        "block_size": 4096,
        "uuid": null,
        "serial": "d9b9c0f300d00000",
        "type": "physical",
        "id": 250,
        "id_path": "/dev/disk/by-id/scsi-2d9b9c0f300d00000",
        "available_size": 0,
        "used_size": 480068501504,
        "used_for": "GPT partitioned with 2 partitions",
        "partition_table_type": "GPT",
        "path": "/dev/disk/by-dname/sda",
        "filesystem": null,
        "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/blockdevices/250/"
    },
    "swap_size": null,
    "blockdevice_set": [
        {
            "partitions": [
                {
                    "type": "partition",
                    "id": 184,
                    "bootable": true,
                    "system_id": "pysxa7",
                    "used_for": "fat32 formatted filesystem mounted at /boot/efi",
                    "path": "/dev/disk/by-dname/sda-part1",
                    "filesystem": {
                        "mount_point": "/boot/efi",
                        "fstype": "fat32",
                        "uuid": "3a0468a4-edf5-43de-bdf5-a0bd40f8c455",
                        "label": "efi",
                        "mount_options": null
                    },
                    "size": 536870912,
                    "uuid": "a491ef80-433b-4646-9975-7ff9f470f727",
                    "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/blockdevices/250/partition/184",
                    "device_id": 250
                },
                {
                    "type": "partition",
                    "id": 185,
                    "bootable": false,
                    "system_id": "pysxa7",
                    "used_for": "ext4 formatted filesystem mounted at /",
                    "path": "/dev/disk/by-dname/sda-part2",
                    "filesystem": {
                        "mount_point": "/",
                        "fstype": "ext4",
                        "uuid": "d675c444-426b-48a6-84fa-3d4031535d4e",
                        "label": "root",
                        "mount_options": null
                    },
                    "size": 479526387712,
                    "uuid": "ff014be3-bdc7-4aa0-b325-22196787e784",
                    "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/blockdevices/250/partition/185",
                    "device_id": 250
                }
            ],
            "system_id": "pysxa7",
            "tags": [
                "rotary",
                "removable"
            ],
            "name": "sda",
            "model": "ROOT",
            "used_for": "GPT partitioned with 2 partitions",
            "uuid": null,
            "block_size": 4096,
            "serial": "d9b9c0f300d00000",
            "id_path": "/dev/disk/by-id/scsi-2d9b9c0f300d00000",
            "id": 250,
            "partition_table_type": "GPT",
            "available_size": 0,
            "used_size": 480068501504,
            "type": "physical",
            "size": 480070426624,
            "path": "/dev/disk/by-dname/sda",
            "filesystem": null,
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/blockdevices/250/"
        },
        {
            "partitions": [],
            "system_id": "pysxa7",
            "tags": [
                "rotary",
                "removable"
            ],
            "name": "sdb",
            "model": "VAR",
            "used_for": "Unused",
            "uuid": null,
            "block_size": 4096,
            "serial": "ee147ebe00d00000",
            "id_path": "/dev/disk/by-id/scsi-2ee147ebe00d00000",
            "id": 251,
            "partition_table_type": null,
            "available_size": 1401605939200,
            "used_size": 0,
            "type": "physical",
            "size": 1401605939200,
            "path": "/dev/disk/by-dname/sdb",
            "filesystem": null,
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/blockdevices/251/"
        }
    ],
    "memory_test_status_name": "Unknown",
    "physicalblockdevice_set": [
        {
            "size": 480070426624,
            "partitions": [
                {
                    "type": "partition",
                    "id": 184,
                    "bootable": true,
                    "system_id": "pysxa7",
                    "used_for": "fat32 formatted filesystem mounted at /boot/efi",
                    "path": "/dev/disk/by-dname/sda-part1",
                    "filesystem": {
                        "mount_point": "/boot/efi",
                        "fstype": "fat32",
                        "uuid": "3a0468a4-edf5-43de-bdf5-a0bd40f8c455",
                        "label": "efi",
                        "mount_options": null
                    },
                    "size": 536870912,
                    "uuid": "a491ef80-433b-4646-9975-7ff9f470f727",
                    "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/blockdevices/250/partition/184",
                    "device_id": 250
                },
                {
                    "type": "partition",
                    "id": 185,
                    "bootable": false,
                    "system_id": "pysxa7",
                    "used_for": "ext4 formatted filesystem mounted at /",
                    "path": "/dev/disk/by-dname/sda-part2",
                    "filesystem": {
                        "mount_point": "/",
                        "fstype": "ext4",
                        "uuid": "d675c444-426b-48a6-84fa-3d4031535d4e",
                        "label": "root",
                        "mount_options": null
                    },
                    "size": 479526387712,
                    "uuid": "ff014be3-bdc7-4aa0-b325-22196787e784",
                    "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/blockdevices/250/partition/185",
                    "device_id": 250
                }
            ],
            "system_id": "pysxa7",
            "tags": [
                "rotary",
                "removable"
            ],
            "name": "sda",
            "model": "ROOT",
            "block_size": 4096,
            "uuid": null,
            "serial": "d9b9c0f300d00000",
            "type": "physical",
            "id": 250,
            "id_path": "/dev/disk/by-id/scsi-2d9b9c0f300d00000",
            "available_size": 0,
            "used_size": 480068501504,
            "used_for": "GPT partitioned with 2 partitions",
            "partition_table_type": "GPT",
            "path": "/dev/disk/by-dname/sda",
            "filesystem": null,
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/blockdevices/250/"
        },
        {
            "size": 1401605939200,
            "partitions": [],
            "system_id": "pysxa7",
            "tags": [
                "rotary",
                "removable"
            ],
            "name": "sdb",
            "model": "VAR",
            "block_size": 4096,
            "uuid": null,
            "serial": "ee147ebe00d00000",
            "type": "physical",
            "id": 251,
            "id_path": "/dev/disk/by-id/scsi-2ee147ebe00d00000",
            "available_size": 1401605939200,
            "used_size": 0,
            "used_for": "Unused",
            "partition_table_type": null,
            "path": "/dev/disk/by-dname/sdb",
            "filesystem": null,
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/blockdevices/251/"
        }
    ],
    "special_filesystems": [],
    "current_commissioning_result_id": 363,
    "bcaches": [,                "sriov"
            ],
            "name": "ens4f1",
            "children": [],
            "params": "",
            "links": [
                {
                    "mode": "link_up",
                    "id": 3612
                }
            ],
            "type": "physical",
            "id": 1665,
            "discovered": null,
            "mac_address": "d4:f5:ef:48:f4:98",
            "parents": [],
            "vlan": {
                "primary_rack": null,
                "relay_vlan": null,
                "fabric": "default",
                "name": "",
                "external_dhcp": null,
                "space": "ceph-access-space",
                "id": 5019,
                "fabric_id": 12,
                "mtu": 9000,
                "secondary_rack": null,
                "dhcp_on": false,
                "vid": 318,
                "resource_uri": "/MAAS/api/2.0/vlans/5019/"
            },
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/interfaces/1665/"
        },
        {
            "effective_mtu": 1500,
            "enabled": true,
            "system_id": "pysxa7",
            "tags": [
                "sriov"
            ],
            "name": "ens6f1",
            "children": [],
            "params": "",
            "links": [],
            "type": "physical",
            "id": 1659,
            "discovered": null,
            "mac_address": "d4:f5:ef:48:12:25",
            "parents": [],
            "vlan": null,
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/interfaces/1659/"
        },
        {
            "effective_mtu": 1500,
            "enabled": true,
            "system_id": "pysxa7",
            "tags": [
                "sriov"
            ],
            "name": "ens6f2",
            "children": [],
            "params": "",
            "links": [],
            "type": "physical",
            "id": 1660,
            "discovered": null,
            "mac_address": "d4:f5:ef:48:12:26",
            "parents": [],
            "vlan": null,
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/interfaces/1660/"
        },
        {
            "effective_mtu": 1500,
            "enabled": true,
            "system_id": "pysxa7",
            "tags": [
                "sriov"
            ],
            "name": "ens4f0",
            "children": [],
            "params": "",
            "links": [],
            "type": "physical",
            "id": 1664,
            "discovered": null,
            "mac_address": "d4:f5:ef:48:f4:90",
            "parents": [],
            "vlan": null,
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/interfaces/1664/"
        },
        {
            "effective_mtu": 1500,
            "enabled": true,
            "system_id": "pysxa7",
            "tags": [
                "sriov"
            ],
            "name": "ens3f1",
            "children": [],
            "params": "",
            "links": [
                {
                    "mode": "link_up",
                    "id": 3613
                }
            ],
            "type": "physical",
            "id": 1663,
            "discovered": null,
            "mac_address": "d4:f5:ef:48:f1:c8",
            "parents": [],
            "vlan": {
                "primary_rack": "dn3tqp",
                "relay_vlan": null,
                "fabric": "default",
                "name": "",
                "external_dhcp": null,
                "space": "external-space",
                "id": 5015,
                "fabric_id": 12,
                "mtu": 1500,
                "secondary_rack": "raxqqc",
                "dhcp_on": false,
                "vid": 322,
                "resource_uri": "/MAAS/api/2.0/vlans/5015/"
            },
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/interfaces/1663/"
        },
        {
            "effective_mtu": 9000,
            "enabled": true,
            "system_id": "pysxa7",
            "tags": [
                "sriov"
            ],
            "name": "ens6f3",
            "children": [],
            "params": "",
            "links": [
                {
                    "mode": "link_up",
                    "id": 3614
                }
            ],
            "type": "physical",
            "id": 1662,
            "discovered": null,
            "mac_address": "d4:f5:ef:48:12:27",
            "parents": [],
            "vlan": {
                "primary_rack": null,
                "relay_vlan": null,
                "fabric": "default",
                "name": "",
                "external_dhcp": null,
                "space": "overlay-space",
                "id": 5014,
                "fabric_id": 12,
                "mtu": 9000,
                "secondary_rack": null,
                "dhcp_on": false,
                "vid": 320,
                "resource_uri": "/MAAS/api/2.0/vlans/5014/"
            },
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/interfaces/1662/"
        },
        {
            "effective_mtu": 1500,
            "enabled": true,
            "system_id": "pysxa7",
            "tags": [
                "sriov"
            ],
            "name": "ens3f0",
            "children": [],
            "params": "",
            "links": [],
            "type": "physical",
            "id": 1661,
            "discovered": null,
            "mac_address": "d4:f5:ef:48:f1:c0",
            "parents": [],
            "vlan": null,
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/interfaces/1661/"
        },
        {
            "effective_mtu": 9000,
            "enabled": true,
            "system_id": "pysxa7",
            "tags": [
                "sriov"
            ],
            "name": "ens1f1",
            "children": [],
            "params": "",
            "links": [
                {
                    "mode": "link_up",
                    "id": 3615
                }
            ],
            "type": "physical",
            "id": 1657,
            "discovered": null,
            "mac_address": "d4:f5:ef:48:d8:f8",
            "parents": [],
            "vlan": {
                "primary_rack": null,
                "relay_vlan": null,
                "fabric": "default",
                "name": "",
                "external_dhcp": null,
                "space": "ceph-access-space",
                "id": 5019,
                "fabric_id": 12,
                "mtu": 9000,
                "secondary_rack": null,
                "dhcp_on": false,
                "vid": 318,
                "resource_uri": "/MAAS/api/2.0/vlans/5019/"
            },
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/interfaces/1657/"
        },
        {
            "effective_mtu": 1500,
            "enabled": true,
            "system_id": "pysxa7",
            "tags": [
                "sriov"
            ],
            "name": "eno7",
            "children": [],
            "params": "",
            "links": [],
            "type": "physical",
            "id": 1655,
            "discovered": null,
            "mac_address": "d4:f5:ef:5a:56:2e",
            "parents": [],
            "vlan": null,
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/interfaces/1655/"
        },
        {
            "effective_mtu": 1500,
            "enabled": true,
            "system_id": "pysxa7",
            "tags": [
                "sriov"
            ],
            "name": "ens6f0",
            "children": [],
            "params": "",
            "links": [],
            "type": "physical",
            "id": 1658,
            "discovered": null,
            "mac_address": "d4:f5:ef:48:12:24",
            "parents": [],
            "vlan": null,
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/interfaces/1658/"
        },
        {
            "effective_mtu": 1500,
            "enabled": true,
            "system_id": "pysxa7",
            "tags": [
                "sriov"
            ],
            "name": "eno6",
            "children": [],
            "params": "",
            "links": [],
            "type": "physical",
            "id": 1654,
            "discovered": null,
            "mac_address": "d4:f5:ef:5a:56:2d",
            "parents": [],
            "vlan": null,
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/interfaces/1654/"
        },
        {
            "effective_mtu": 9000,
            "enabled": true,
            "system_id": "pysxa7",
            "tags": [
                "sriov"
            ],
            "name": "eno8",
            "children": [],
            "params": "",
            "links": [
                {
                    "mode": "link_up",
                    "id": 3616
                }
            ],
            "type": "physical",
            "id": 1656,
            "discovered": null,
            "mac_address": "d4:f5:ef:5a:56:2f",
            "parents": [],
            "vlan": {
                "primary_rack": null,
                "relay_vlan": null,
                "fabric": "default",
                "name": "",
                "external_dhcp": null,
                "space": "overlay-space",
                "id": 5014,
                "fabric_id": 12,
                "mtu": 9000,
                "secondary_rack": null,
                "dhcp_on": false,
                "vid": 320,
                "resource_uri": "/MAAS/api/2.0/vlans/5014/"
            },
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/interfaces/1656/"
        },
        {
            "effective_mtu": 1500,
            "enabled": true,
            "system_id": "pysxa7",
            "tags": [
                "sriov"
            ],
            "name": "eno5",
            "children": [],
            "params": "",
            "links": [],
            "type": "physical",
            "id": 1653,
            "discovered": null,
            "mac_address": "d4:f5:ef:5a:56:2c",
            "parents": [],
            "vlan": null,
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/interfaces/1653/"
        },
        {
            "effective_mtu": 1500,
            "enabled": true,
            "system_id": "pysxa7",
            "tags": [
                "sriov"
            ],
            "name": "ens1f0",
            "children": [],
            "params": {},
            "links": [
                {
                    "subnet": {
                        "active_discovery": false,
                        "rdns_mode": 2,
                        "name": "oam",
                        "dns_servers": [],
                        "gateway_ip": null,
                        "cidr": "192.168.108.0/23",
                        "space": "oam-space",
                        "managed": true,
                        "id": 2,
                        "allow_proxy": true,
                        "vlan": {
                            "primary_rack": "dn3tqp",
                            "relay_vlan": null,
                            "fabric": "default",
                            "name": "untagged",
                            "external_dhcp": null,
                            "space": "oam-space",
                            "id": 5013,
                            "fabric_id": 12,
                            "mtu": 1500,
                            "secondary_rack": "raxqqc",
                            "dhcp_on": true,
                            "vid": 0,
                            "resource_uri": "/MAAS/api/2.0/vlans/5013/"
                        },
                        "resource_uri": "/MAAS/api/2.0/subnets/2/"
                    },
                    "mode": "auto",
                    "id": 3611
                }
            ],
            "type": "physical",
            "id": 1672,
            "discovered": [],
            "mac_address": "d4:f5:ef:48:d8:f0",
            "parents": [],
            "vlan": {
                "primary_rack": "dn3tqp",
                "relay_vlan": null,
                "fabric": "default",
                "name": "untagged",
                "external_dhcp": null,
                "space": "oam-space",
                "id": 5013,
                "fabric_id": 12,
                "mtu": 1500,
                "secondary_rack": "raxqqc",
                "dhcp_on": true,
                "vid": 0,
                "resource_uri": "/MAAS/api/2.0/vlans/5013/"
            },
            "resource_uri": "/MAAS/api/2.0/nodes/pysxa7/interfaces/1672/"
        }
    ],
    "cache_sets": [],
    "power_type": "ipmi",
    "osystem": "",
    "architecture": "amd64/generic",
    "commissioning_status_name": "Passed",
    "ip_addresses": [],
    "memory": 393204,
    "system_id": "pysxa7",
    "current_testing_result_id": 364,
    "node_type_name": "Machine",
    "testing_status_name": "Passed",
    "other_test_status_name": "Unknown",
    "status": 10,
    "disable_ipv4": false,
    "tag_names": [
        "foundation-nodes",
        "compute11"
    ],
    "node_type": 0,
    "hwe_kernel": "",
    "resource_uri": "/MAAS/api/2.0/machines/pysxa7/",

    "fqdn": "direct-mite.maas",
    "storage_test_status": 2,
    "volume_groups": [],
    "status_message": "(root)",
    "distro_series": "",
    "min_hwe_kernel": "",
    "owner": "root",
    "raids": [],
    "zone": {
        "name": "zone3",
        "description": "",
        "id": 3,
        "resource_uri": "/MAAS/api/2.0/zones/zone3/"
    },
    "default_gateways": {
        "ipv4": {
            "link_id": null,
            "gateway_ip": null
        },
        "ipv6": {
            "link_id": null,
            "gateway_ip": null
        }
    },
    "testing_status": 2,
    "power_state": "off",
    "interface_set": [
        {
            "effective_mtu": 9000,
            "enabled": true,
            "system_id": "pysxa7",
            "tags": [
]