For whatever it is worth I wanted to mention - this is working for me on Wichita. MAAS version: 2.2.2 (6099-g8751f91-0ubuntu1~16.04.1) Curtin: (0.1.0~bzr526-0ubuntu1~ubuntu16.04.1) This is a power box, the install log is here: curtin: Installation started. (0.1.0~bzr526-0ubuntu1~ubuntu16.04.1) third party drivers not installed or necessary. Creating new GPT entries. The operation has completed successfully. Get:1 http://ports.ubuntu.com/ubuntu-ports artful InRelease [237 kB] Hit:2 http://ports.ubuntu.com/ubuntu-ports artful-updates InRelease Get:3 http://ports.ubuntu.com/ubuntu-ports artful-backports InRelease [65.5 kB] Hit:4 http://ports.ubuntu.com/ubuntu-ports artful-security InRelease Get:5 http://ports.ubuntu.com/ubuntu-ports artful/universe ppc64el Packages [7793 kB] Get:6 http://ports.ubuntu.com/ubuntu-ports artful/multiverse ppc64el Packages [131 kB] Get:7 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el Packages [1065 kB] Fetched 9291 kB in 2s (4382 kB/s) Reading package lists... Reading package lists... Building dependency tree... Reading state information... The following additional packages will be installed: crda grub-common grub-ieee1275 grub-ieee1275-bin grub2-common iw libnl-3-200 libnl-genl-3-200 linux-firmware linux-headers-4.12.0-13 linux-headers-4.12.0-13-generic linux-headers-generic linux-image-4.12.0-13-generic linux-image-extra-4.12.0-13-generic linux-image-generic os-prober wireless-regdb Suggested packages: multiboot-doc xorriso desktop-base genisoimage fdutils linux-doc-4.12.0 | linux-source-4.12.0 linux-tools The following NEW packages will be installed: crda grub-common grub-ieee1275 grub-ieee1275-bin grub2-common iw libnl-3-200 libnl-genl-3-200 linux-firmware linux-generic linux-headers-4.12.0-13 linux-headers-4.12.0-13-generic linux-headers-generic linux-image-4.12.0-13-generic linux-image-extra-4.12.0-13-generic linux-image-generic os-prober wireless-regdb 0 upgraded, 18 newly installed, 0 to remove and 8 not upgraded. Need to get 104 MB of archives. After this operation, 586 MB of additional disk space will be used. Get:1 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el grub-common ppc64el 2.02~beta3-4ubuntu6 [1638 kB] Get:2 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el grub2-common ppc64el 2.02~beta3-4ubuntu6 [514 kB] Get:3 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el grub-ieee1275-bin ppc64el 2.02~beta3-4ubuntu6 [533 kB] Get:4 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el grub-ieee1275 ppc64el 2.02~beta3-4ubuntu6 [61.1 kB] Get:5 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el libnl-3-200 ppc64el 3.2.29-0ubuntu3 [48.8 kB] Get:6 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el libnl-genl-3-200 ppc64el 3.2.29-0ubuntu3 [10.8 kB] Get:7 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el wireless-regdb all 2016.06.10-0ubuntu1 [8824 B] Get:8 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el iw ppc64el 4.9-0.1 [68.3 kB] Get:9 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el crda ppc64el 3.18-0ubuntu1 [63.4 kB] Get:10 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el linux-firmware all 1.168 [40.9 MB] Get:11 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el linux-image-4.12.0-13-generic ppc64el 4.12.0-13.14 [18.6 MB] Get:12 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el linux-image-extra-4.12.0-13-generic ppc64el 4.12.0-13.14 [30.0 MB] Get:13 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el linux-image-generic ppc64el 4.12.0.13.14 [2220 B] Get:14 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el linux-headers-4.12.0-13 all 4.12.0-13.14 [10.8 MB] Get:15 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el linux-headers-4.12.0-13-generic ppc64el 4.12.0-13.14 [965 kB] Get:16 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el linux-headers-generic ppc64el 4.12.0.13.14 [2208 B] Get:17 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el linux-generic ppc64el 4.12.0.13.14 [1786 B] Get:18 http://ports.ubuntu.com/ubuntu-ports artful/main ppc64el os-prober ppc64el 1.74ubuntu1 [16.1 kB] Preconfiguring packages ... Fetched 104 MB in 1s (77.8 MB/s) E: Can not write log (Is /dev/pts mounted?) - posix_openpt (19: No such device) Selecting previously unselected package grub-common. (Reading database ... 26745 files and directories currently installed.) Preparing to unpack .../00-grub-common_2.02~beta3-4ubuntu6_ppc64el.deb ... Unpacking grub-common (2.02~beta3-4ubuntu6) ... Selecting previously unselected package grub2-common. Preparing to unpack .../01-grub2-common_2.02~beta3-4ubuntu6_ppc64el.deb ... Unpacking grub2-common (2.02~beta3-4ubuntu6) ... Selecting previously unselected package grub-ieee1275-bin. Preparing to unpack .../02-grub-ieee1275-bin_2.02~beta3-4ubuntu6_ppc64el.deb ... Unpacking grub-ieee1275-bin (2.02~beta3-4ubuntu6) ... Selecting previously unselected package grub-ieee1275. Preparing to unpack .../03-grub-ieee1275_2.02~beta3-4ubuntu6_ppc64el.deb ... Unpacking grub-ieee1275 (2.02~beta3-4ubuntu6) ... Selecting previously unselected package libnl-3-200:ppc64el. Preparing to unpack .../04-libnl-3-200_3.2.29-0ubuntu3_ppc64el.deb ... Unpacking libnl-3-200:ppc64el (3.2.29-0ubuntu3) ... Selecting previously unselected package libnl-genl-3-200:ppc64el. Preparing to unpack .../05-libnl-genl-3-200_3.2.29-0ubuntu3_ppc64el.deb ... Unpacking libnl-genl-3-200:ppc64el (3.2.29-0ubuntu3) ... Selecting previously unselected package wireless-regdb. Preparing to unpack .../06-wireless-regdb_2016.06.10-0ubuntu1_all.deb ... Unpacking wireless-regdb (2016.06.10-0ubuntu1) ... Selecting previously unselected package iw. Preparing to unpack .../07-iw_4.9-0.1_ppc64el.deb ... Unpacking iw (4.9-0.1) ... Selecting previously unselected package crda. Preparing to unpack .../08-crda_3.18-0ubuntu1_ppc64el.deb ... Unpacking crda (3.18-0ubuntu1) ... Selecting previously unselected package linux-firmware. Preparing to unpack .../09-linux-firmware_1.168_all.deb ... Unpacking linux-firmware (1.168) ... Selecting previously unselected package linux-image-4.12.0-13-generic. Preparing to unpack .../10-linux-image-4.12.0-13-generic_4.12.0-13.14_ppc64el.deb ... Done. Unpacking linux-image-4.12.0-13-generic (4.12.0-13.14) ... Selecting previously unselected package linux-image-extra-4.12.0-13-generic. Preparing to unpack .../11-linux-image-extra-4.12.0-13-generic_4.12.0-13.14_ppc64el.deb ... Unpacking linux-image-extra-4.12.0-13-generic (4.12.0-13.14) ... Selecting previously unselected package linux-image-generic. Preparing to unpack .../12-linux-image-generic_4.12.0.13.14_ppc64el.deb ... Unpacking linux-image-generic (4.12.0.13.14) ... Selecting previously unselected package linux-headers-4.12.0-13. Preparing to unpack .../13-linux-headers-4.12.0-13_4.12.0-13.14_all.deb ... Unpacking linux-headers-4.12.0-13 (4.12.0-13.14) ... Selecting previously unselected package linux-headers-4.12.0-13-generic. Preparing to unpack .../14-linux-headers-4.12.0-13-generic_4.12.0-13.14_ppc64el.deb ... Unpacking linux-headers-4.12.0-13-generic (4.12.0-13.14) ... Selecting previously unselected package linux-headers-generic. Preparing to unpack .../15-linux-headers-generic_4.12.0.13.14_ppc64el.deb ... Unpacking linux-headers-generic (4.12.0.13.14) ... Selecting previously unselected package linux-generic. Preparing to unpack .../16-linux-generic_4.12.0.13.14_ppc64el.deb ... Unpacking linux-generic (4.12.0.13.14) ... Selecting previously unselected package os-prober. Preparing to unpack .../17-os-prober_1.74ubuntu1_ppc64el.deb ... Unpacking os-prober (1.74ubuntu1) ... Setting up linux-image-4.12.0-13-generic (4.12.0-13.14) ... Running depmod. update-initramfs: deferring update (hook will be called later) Examining /etc/kernel/postinst.d. run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 4.12.0-13-generic /boot/vmlinux-4.12.0-13-generic run-parts: executing /etc/kernel/postinst.d/initramfs-tools 4.12.0-13-generic /boot/vmlinux-4.12.0-13-generic update-initramfs: Generating /boot/initrd.img-4.12.0-13-generic WARNING: Setting CRYPTSETUP in /etc/initramfs-tools/initramfs.conf is deprecated and will stop working in the future. Use /etc/cryptsetup-initramfs/conf-hook instead. run-parts: executing /etc/kernel/postinst.d/unattended-upgrades 4.12.0-13-generic /boot/vmlinux-4.12.0-13-generic run-parts: executing /etc/kernel/postinst.d/update-notifier 4.12.0-13-generic /boot/vmlinux-4.12.0-13-generic Processing triggers for install-info (6.4.90.dfsg.1-1build1) ... Setting up wireless-regdb (2016.06.10-0ubuntu1) ... Processing triggers for libc-bin (2.24-12ubuntu1) ... Setting up grub-common (2.02~beta3-4ubuntu6) ... Setting up linux-headers-4.12.0-13 (4.12.0-13.14) ... Processing triggers for man-db (2.7.6.1-2) ... Setting up libnl-3-200:ppc64el (3.2.29-0ubuntu3) ... Setting up linux-firmware (1.168) ... update-initramfs: Generating /boot/initrd.img-4.12.0-13-generic WARNING: Setting CRYPTSETUP in /etc/initramfs-tools/initramfs.conf is deprecated and will stop working in the future. Use /etc/cryptsetup-initramfs/conf-hook instead. Setting up grub-ieee1275-bin (2.02~beta3-4ubuntu6) ... Setting up linux-headers-4.12.0-13-generic (4.12.0-13.14) ... Setting up grub2-common (2.02~beta3-4ubuntu6) ... Setting up libnl-genl-3-200:ppc64el (3.2.29-0ubuntu3) ... Setting up os-prober (1.74ubuntu1) ... Setting up iw (4.9-0.1) ... Setting up grub-ieee1275 (2.02~beta3-4ubuntu6) ... Creating config file /etc/default/grub with new version Installing for powerpc-ieee1275 platform. Installation finished. No error reported. Setting up linux-headers-generic (4.12.0.13.14) ... Setting up crda (3.18-0ubuntu1) ... Setting up linux-image-extra-4.12.0-13-generic (4.12.0-13.14) ... run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 4.12.0-13-generic /boot/vmlinux-4.12.0-13-generic run-parts: executing /etc/kernel/postinst.d/initramfs-tools 4.12.0-13-generic /boot/vmlinux-4.12.0-13-generic update-initramfs: Generating /boot/initrd.img-4.12.0-13-generic WARNING: Setting CRYPTSETUP in /etc/initramfs-tools/initramfs.conf is deprecated and will stop working in the future. Use /etc/cryptsetup-initramfs/conf-hook instead. run-parts: executing /etc/kernel/postinst.d/unattended-upgrades 4.12.0-13-generic /boot/vmlinux-4.12.0-13-generic run-parts: executing /etc/kernel/postinst.d/update-notifier 4.12.0-13-generic /boot/vmlinux-4.12.0-13-generic run-parts: executing /etc/kernel/postinst.d/zz-update-grub 4.12.0-13-generic /boot/vmlinux-4.12.0-13-generic Setting up linux-image-generic (4.12.0.13.14) ... Setting up linux-generic (4.12.0.13.14) ... Processing triggers for libc-bin (2.24-12ubuntu1) ... Setting up swapspace version 1, size = 8 GiB (8589869056 bytes) no label, UUID=583f5ef7-990a-4c7f-9f08-939b41243526 --2017-09-19 15:45:28-- http://10.245.71.3:5240/MAAS/metadata/latest/by-id/node-45f9009a-0bc4-11e6-9882-00163e5b6994/ Connecting to 10.245.71.3:5240... connected. HTTP request sent, awaiting response... 200 OK Length: unspecified [text/plain] Saving to: ‘/dev/null’ 0K 227K=0s 2017-09-19 15:45:28 (227 KB/s) - ‘/dev/null’ saved [2] curtin: Installation finished.