How to setup a ZFS pool on CentOS 7.3
Here's my quick notes on setting up a ZFS pool with 5 drives in it.
1. Create 5 fake devices:
Each one will be 2GB:
truncate -s 2G zfs01.img
truncate -s 2G zfs02.img
truncate -s 2G zfs03.img
truncate -s 2G zfs04.img
truncate -s 2G zfs05.img …