zfs send compression query

[John]

On Thu, Jan 07, 2016 at 12:05:36AM -0800, Sean Chittenden wrote:
>Bonus points:
>
>$ SNAP_SIZE=`zfs send -nvP "vms/133 at 2016-01-07.0648" | tail -n 1 | awk '{print $2}'`
>$ zfs send -Rv vms/133 at 2016-01-07.0648 | pv -r -a -b -t -e -s "${SNAP_SIZE}" -B 512m | pigz -9c | ssh backup@[redacted] "pigz -dc | zfs recv -Fdvu storage/snapshots"
>
>Useful for getting an ETA.  -sc

Thanks for that. What do you think of other streaming compressors like
xz / lzrzip / pbzip2 / bzip2 / zpaq / pixz ?

-- 
John