GlusterFS is a scale-out NAS file system. It is free software, with some parts licensed under the GNU GPL v3 while others are dual licensed under either GPL v2 or the LGPL v3. It aggregates various storage servers over Ethernet or Infiniband RDMA interconnect into one large parallel network file system. GlusterFS is based on a stackable user space design. It has found a variety of applications including cloud computing, streaming media services, and content deliv