----Tests

zpool create rpool -o ashift=12 -O atime=off -O canmount=off -O compression=lz4 -O normalization=formD -O mountpoint=/ -R /mnt \
raidz2 /dev/disk/by-id/scsi-35000cca02217116c /dev/disk/by-id/scsi-35000cca03c6980e0 \
 /dev/disk/by-id/scsi-35000cca03c69d1d8 /dev/disk/by-id/scsi-35000cca03c6a7dc0 \
raidz2 /dev/disk/by-id/scsi-35000cca03c6a95ac /dev/disk/by-id/scsi-35000cca03c6aa7d4 \
 /dev/disk/by-id/scsi-35000cca0430d03b0 /dev/disk/by-id/scsi-35000cca02278b9f0


zfs create -o canmount=off -o mountpoint=none rpool/ROOT
zfs create -o canmount=noauto -o mountpoint=/ rpool/ROOT/ubuntu
zfs mount rpool/ROOT/ubuntu
cd /mnt

-----Results
RaidZ2 striped:
WRITE: io=6144.0MB, aggrb=129857KB/s, minb=5410KB/s, maxb=5410KB/s, mint=48448msec, maxt=48449msec
17179869184 bytes (17 GB, 16 GiB) copied, 35.6074 s, 482 MB/s
rpool/ROOT/ubuntu  2.1T   17G  2.1T   1% /mnt

RAIDZ2:
WRITE: io=6144.0MB, aggrb=61500KB/s, minb=2562KB/s, maxb=2562KB/s, mint=102299msec, maxt=102300msec
17179869184 bytes (17 GB, 16 GiB) copied, 22.7876 s, 754 MB/s
rpool/ROOT/ubuntu  3.0T   20G  3.0T   1% /mnt

RAIDZ:
WRITE: io=6144.0MB, aggrb=65737KB/s, minb=2739KB/s, maxb=2739KB/s, mint=95705msec, maxt=95706msec
17179869184 bytes (17 GB, 16 GiB) copied, 23.2537 s, 739 MB/s
rpool/ROOT/ubuntu  3.6T   17G  3.6T   1% /mnt

RAID10:
WRITE: io=6144.0MB, aggrb=205576KB/s, minb=8565KB/s, maxb=8565KB/s, mint=30603msec, maxt=30604msec
17179869184 bytes (17 GB, 16 GiB) copied, 26.3245 s, 653 MB/s
rpool/ROOT/ubuntu  2.2T   17G  2.1T   1% /mnt
fio --name=random-write --ioengine=libaio --iodepth=4 --rw=randwrite --bs=8k --direct=0 --size=256m --numjobs=24 --end_fsync=1
dd if=~/ramdisk/testfile of=testfile bs=4M count=4096
df -h | grep /mnt
cd
zpool destroy rpool