NFS over RDMA

• NFS over RDMA

• Parallel NFS (pNFS)

• Sessions - Provides a framework for client and server such that "exactly once semantics" can be achieved at the NFS application level. Sessions also assists in mandating the availability of a

• Directory Delegations and Notifications - Allows for effective caching of directory contents and delegation management.

• Multi-server Namespace (Namespace extensions) - Allow a namespace to extend beyond the boundaries of a single server.

• ACL, SACL, DACL - ACL inheritance allows propagation of access permissions and restriction down a directory tree as file system objects are created.

• Retention Attributes - File object can be placed in an immutable, undeletable, unrenamable state for a fixed or infinite duration of time (regulatory issues like GLB, SEC 17(a), etc.).

• SECINFO_NO_NAME - Correct NFSv4.0 security negotiation mechanism.