When formatting a hard disk to install your Linux system, you have to decide on the best Linux filesystem to use. EXT4 is the most popular, but is it the best?
Assuming you have an already running Linux system but you want to add some hard drives and use Btrfs, this is what you would need to do.
Most Linux distributions currently default to using the Ext4 file system, but the future for many of them lies with the B-tree file system, better known as Btrfs. Learn all about Btrfs and why is it better than Ext4 file system.