If there is one thing that Linux is able to offer you at present, it's a choice of filesystems with over 55 kernel-based filesystems on the Linux kernel tree. So, why do we need more? We are already seeing that older filesystems such as xfs are making a second coming with Red Hat championing this original filesystem from SGI. The btrfs filesystem provides a unique solution that combines the management of volume and a filesystem to a unified solution. Btrfs is licensed under the General Public License (GPL) and ships as standard on Red Hat Enterprise 7 and 7.1. It does not just provide access to file management, but also provides access to volume and the Redundant Array of Inexpensive Disks (RAID) management. This simple administration means that you can create RAID devices or extend volumes using single commands, rather than relying on LVM for logical volumes or mdadm for RAID. Scalability is also a major factor in choosing btrfs. This scales to 16 EB (Exabytes) and brings...