Supermicro SuperServer 2049U-TR4 User Manual page 82

SuperServer 2049U-TR4 User's Manual
PassThrough DMA
Select Enable for the Non-Iscoh VT-d engine to pass through DMA (Direct Memory Access)
to enhance system performance. The options are Enable and Disable.
ATS
Select Enable to enable ATS (Address Translation Services) support for the Non-Iscoh VT-d
engine to enhance system performance. The options are Enable and Disable.
Posted Interrupt
Select Enable to support VT_D Posted Interrupt which will allow external interrupts to be
sent directly from a direct-assigned device to a client machine in non-root mode to improve
virtualization efficiency by simplifying interrupt migration and lessening the need of physical
interrupts. The options are Enable and Disable.
Coherency Support (Non-Isoch)
Select Enable for the Non-Iscoh VT-d engine to pass through DMA (Direct Memory Access)
to enhance system performance. The options are Enable and Disable.
Intel® VMD Technology

Intel® VMD for Onboard NVMe

Intel® VMD for Volume Management D
Select Enable to enable Intel Volume Management Device Technology in the stack.
The default setting is Disable.
Onboard NVMe Mode
Select Enable to enable onboard NVME mode support. The default setting is Disable.
Intel® VMD Technology

Intel® VMD for CPU2 Slot6

Intel® VMD for Volume Management D
Select Enable to enable Intel Volume Management Device Technology in the stack.
The default setting is Disable.
Intel® VMD for CPU2 Slot6
Select Enable to enable Intel Volume Management Device Technology in the slot speci-
fied above. The default setting is Disable.
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