Automatic loading of DTrace modules. You can now specify entries in /etc/dtrace-modules that define the modules that DTrace should load automatically when it starts. For example:

 # The modules to be loaded follow this comment, one per line
profile
systrace
sdt
fasttrap

For more information about the modules and providers that are included with the Oracle Linux implementation of DTrace, see Oracle® Linux: DTrace Tutorial.

PMC-Sierra PM8001 SAS/SATA controller driver (pm8001) has been added. This driver supports the new Adaptec Series 7H family of 8-port and 16-port PCIe gen3 SAS/SATA host bus adapters.

Intel XL710 X710 Virtual Function network driver (i40evf) has been added.

The P-state driver (intel_pstate) for the Intel Sandy Bridge processor has been added.

Various network performance improvement patches to support Oracle Linux virtual machines running on Microsoft Hyper-V.

New kernel event actions (uevents) are generated when certain SCSI ASC/ASCQ unit attention codes are received, see the kernel change log for details. You can configure your own udev rules to handle these events, as there is no default processing.

NFS over Remote Data Memory Access (RDMA) Client is available as a technology preview. See Section 1.4, “Technology Preview” for more detail.