zfs-initramfs 0.8.4-1ubuntu11.3 (amd64 binary) in ubuntu groovy

 OpenZFS is a storage platform that encompasses the functionality of
 traditional filesystems and volume managers. It supports data checksums,
 compression, encryption, snapshots, and more.
 .
 This package adds OpenZFS to the system initramfs with a hook
 for the initramfs-tools infrastructure.