3.9 Storage

The following storage features, bug fixes, and enhancements are included in this update:

  • DIF/DIK (T10 P1) support added for specified hardware.  In Oracle Linux 7 Update 5, the SCSI T10 DIF/DIX is fully supported on hardware that has been qualified by the vendor, provide that the vendor also provides full support for the particular host bus adapter (HBA) and storage array configuration. Note that DIF/DIX is not supported on other configurations such as for use on a boot device or a virtualized guest.


    Support for DIF/DIX is in technology preview for any HBAs and storage arrays that are not qualified and are not fully supported by the vendor. To determine whether DIF/DIX is supported by a particular hardware vendor, refer to that vendor's support information for the latest status.

  • smartmontools support on NVMe devices added.  The smartmontools utility program is used to monitor Nonvolatile Memory Express (NVMe) devices (in particular, Solid-state Drive (SSD) disks) with the Self-Monitoring, Analysis and Reporting Technology System.