ZFS pool replication

zfs_replicate.sh

#!/bin/bash
#
# Replicate source pool target with a destination pool target
#
# SOURCE[(https://www.truenas.com/community/threads/how-to-move-a-dataset-from-one-zfs-pool-to-another-zfs-pool.75912/#post-714236)
#

MY_POOL_DEVICE="offsite2_fs1"
ZFS_DEST_POOL="offsite2_fs1.tmp"

zpool create \
  -o ashift=12 \
  -o comment="${MY_DEST_POOL} pool created $( date +%Y/%m/%d )" \
  -O atime=off \
  -O mountpoint=legacy \
  -O compression=lz4 \
  -O aclinherit=passthrough \
  -O acltype=posixacl \
  -f ${MY_DEST_POOL} ${MY_POOL_DEVICE}
#
# Snapshot the source pool
#
zfs snapshot -r ${MY_SRC_POOL}@${MY_SNAP}
#
# Copy pool
#
zfs send  -Rpv  ${MY_SRC_POOL}@${MY_SNAP} | \
  zfs receive -dFu ${MY_DEST_POOL}
#
# Clean up source pool
#
zfs destroy -rv ${MY_SRC_POOL}@${MY_SNAP}
#
# Clean up destination pool
#
zfs destroy -rv ${MY_DEST_POOL}@${MY_SNAP}