Making Use Of Btrfs 3-Copy/4-Copy Support For RAID1 With Linux 5.5+

With the recently released Linux 5.5 and its new features, one of the prominent changes on the storage front was the Btrfs file-system picking up new "RAID1C3" and "RAID1C4" modes for allowing either three or four copies of RAID1 data across more drives to potentially allow up to three of four drives to fail in a RAID1 array while still being able to recover that data for this file-system with its native RAID capabilities...