Comment 2 for bug 1633579

/boot 86% at start; 94% at completion.

Did see this though...

...
gzip: stdout: No space left on device
E: mkinitramfs failure cpio 141 gzip 1
...

Filesystem Size Used Avail Use% Mounted on
udev 7.8G 0 7.8G 0% /dev
tmpfs 1.6G 18M 1.6G 2% /run
rpool/ROOT 226G 34G 192G 15% /
tmpfs 7.8G 221M 7.6G 3% /dev/shm
tmpfs 5.0M 4.0K 5.0M 1% /run/lock
tmpfs 7.8G 0 7.8G 0% /sys/fs/cgroup
/dev/sda1 465M 432M 29M 94% /boot
tmpfs 1.6G 100K 1.6G 1% /run/user/1000