+ echo 'Starting independent ZFS installer in RAM.'
Starting independent ZFS installer in RAM.
+ /usr/lib/systemd/systemd-udevd --daemon
Starting systemd-udevd version 255.4-1ubuntu8.17
+ udevadm trigger --action=add
+ udevadm settle
+ modprobe zfs
+ mkdir -p /run/sshd
+ /usr/sbin/sshd -E /run/sshd.log
+ bash /etc/zfs-on-boot/network.sh
+ echo 'SSH is available with the original host keys and authorized keys.'
SSH is available with the original host keys and authorized keys.
++ cat /etc/zfs-on-boot/disk
+ DISK=/dev/vda
+ [[ -b /dev/vda ]]
++ blockdev --getsize64 /dev/vda
++ cat /etc/zfs-on-boot/disk-size
+ [[ 85899345920 = \8\5\8\9\9\3\4\5\9\2\0 ]]
++ lsblk -dn -o TYPE,FSTYPE
++ awk '$1=="disk" && $2!="iso9660" {n++} END {print n+0}'
+ [[ 1 = 1 ]]
++ findmnt -n -o FSTYPE /
+ [[ rootfs = rootfs ]]
++ lsblk -nr -o MOUNTPOINTS /dev/vda
++ tr -d '[:space:]'
+ [[ -z '' ]]
+++ cat /etc/zfs-on-boot/old-root-uuid
++ blkid -U [test UUID redacted]
+ [[ /dev/vda1 = \/\d\e\v\/\v\d\a* ]]
++ uname -r
++ cat /etc/zfs-on-boot/kernel
+ [[ 6.8.0-139-generic = \6\.\8\.\0\-\1\3\9\-\g\e\n\e\r\i\c ]]
+ [[ -s /root/.ssh/authorized_keys ]]
++ uname -r
+ [[ -s /boot/vmlinuz-6.8.0-139-generic ]]
++ zpool list -H -o name
+ [[ -z '' ]]
+ echo 'Preflight complete. ERASING /dev/vda now.'
Preflight complete. ERASING /dev/vda now.
+ sgdisk --zap-all /dev/vda
GPT data structures destroyed! You may now partition the disk using fdisk or
other utilities.
+ sgdisk -n 1:1MiB:+1MiB -t 1:EF02 -c 1:BIOS /dev/vda
Creating new GPT entries in memory.
The operation has completed successfully.
+ sgdisk -n 2:0:0 -t 2:BF01 -c 2:rpool /dev/vda
The operation has completed successfully.
+ partprobe /dev/vda
+ udevadm settle
++ part 2
++ lsblk -nrpo NAME,PARTN /dev/vda
++ awk -v n=2 '$2==n {print $1}'
+ ZPART=/dev/vda2
+ [[ -b /dev/vda2 ]]
+ zpool create -f -o ashift=12 -o compatibility=grub2 -o cachefile=none -O compression=lz4 -O atime=off -O xattr=sa -O acltype=posixacl -O mountpoint=none -R /target rpool /dev/vda2
+ zfs create -o mountpoint=none rpool/ROOT
+ zfs create -o mountpoint=/ -o canmount=noauto rpool/ROOT/ubuntu
+ zfs mount rpool/ROOT/ubuntu
+ zpool set bootfs=rpool/ROOT/ubuntu rpool
+ mkdir -p /target/boot
+ echo 'Copying Ubuntu from RAM to ZFS.'
Copying Ubuntu from RAM to ZFS.
+ tar --one-file-system --numeric-owner --xattrs --acls --exclude=./target --exclude=./proc --exclude=./sys --exclude=./dev --exclude=./run --exclude=./tmp --exclude=./init --exclude=./etc/zfs-on-boot -C / -cf - .
+ tar --numeric-owner --xattrs --acls -C /target -xf -
+ mkdir -p /target/proc /target/sys /target/dev /target/run /target/tmp
+ chmod 1777 /target/tmp
+ mount --rbind /dev /target/dev
+ mount --make-rslave /target/dev
+ mount -t proc proc /target/proc
+ mount -t sysfs sysfs /target/sys
+ mount --bind /run /target/run
+ printf '# / and /boot are on rpool/ROOT/ubuntu, mounted by zfs-initramfs.\n'
+ mkdir -p /target/etc/default/grub.d
+ cat
+ echo RESUME=none
+ zpool set cachefile=/target/etc/zfs/zpool.cache rpool
++ uname -r
+ chroot /target update-initramfs -c -k 6.8.0-139-generic
update-initramfs: Generating /boot/initrd.img-6.8.0-139-generic
W: No zstd in /usr/bin:/sbin:/bin, using gzip
++ chroot /target grub-probe /boot
+ [[ zfs = zfs ]]
+ chroot /target grub-install --target=i386-pc --recheck /dev/vda
Installing for i386-pc platform.
Installation finished. No error reported.
+ chroot /target update-grub
Sourcing file `/etc/default/grub.d/50-zfs-on-boot.cfg'
Generating grub configuration file ...
Found linux image: vmlinuz-6.8.0-139-generic in rpool/ROOT/ubuntu
Found initrd image: initrd.img-6.8.0-139-generic in rpool/ROOT/ubuntu
Adding boot menu entry for UEFI Firmware Settings ...
done
+ ln -sf /run/systemd/resolve/stub-resolv.conf /target/etc/resolv.conf
+ touch /target/etc/machine-id
+ mkdir -p /target/var/lib/dbus
+ ln -sf /etc/machine-id /target/var/lib/dbus/machine-id
++ date -u +%FT%TZ
+ printf 'Installed by zfs-on-boot at %s\n' 2026-09-07T00:30:19Z
+ mkdir -p /target/var/log/zfs-on-boot
+ cp /run/zfs-on-boot.log /target/var/log/zfs-on-boot/install.log