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SuperServer 1018GR-T User’s Manual
IIO1 PORT 3A Link Speed
This item configures the link speed of a PCI-E port specified by the user. The
options are Gen1 (2.5 GT/s), Gen2 (5GT/s), and
Gen3 (8 GT/s)
.
IOAT Configuration
Enable I/OAT
Select Enable to enable Intel I/OAT (I/O Acceleration Technology), which signifi
-
cantly reduces CPU overhead by leveraging CPU architectural improvements
and freeing the system resource for other tasks. The options are
Enable
and
Disable.
No Snoop
Select Enable to support no-snoop mode for each CB device. The options are
Disable
and Enable.
Relaxed Ordering
Select Enable to enable Relaxed Ordering support which will allow certain trans-
actions to violate the strict-ordering rules of PCI and to be completed prior to
other transactions that have already been enqueued. The options are
Disable
and Enable.
Intel VT for Directed I/O (VT-d)
Intel VT for Direct I/O (VT-d)
Intel
®
VT for Directed I/O (VT-d)
Select Enable to use Intel Virtualization Technology support for Direct I/O VT-d
support
by reporting the I/O device assignments to the VMM (Virtual Machine
Monitor) through the DMAR ACPI Tables. This feature offers fully-protected I/O
resource sharing across Intel platforms, providing greater reliability, security and
availability in networking and data-sharing. The options are
Enable
and Disable.
Interrupt Remapping
Select Enable for Interrupt Remapping support to enhance system performance.
The options are
Enable
and Disable.
Note:
This item is hidden when Intel VT for Directed I/) (VT-d) item is set
to Disable.
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