MAKEOPTS="-j3"   # for two cores

genkernel --luks --zfs --disklabel initramfs

emerge sys-fs/zfs

rc-update add zfs boot
rc-update add zfs-shutdown shutdown

emerge grub
mount /dev/sda1 /boot
grub-install /dev/sda

exit
cd
zfs umount-a

zfs set mountpoint=/ rpool

umount -l /mnt/gentoo/dev{/shm,/pts}
umount -l /mnt/gentoo{/boot,/proc}
zpool export rpool

cryptsetup luksOpen /dev/sda2 cryptroot

zpool import -fN rpool

zfs set mountpoint=/mnt/gentoo rpool
zfs mount rpool/ROOT
zfs mount -a

iozone -r 4k -s 4g -i0 -i1