Supermicro 2028UT-BC1NRT, User Manual, Page: 100 / 138

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SUPERSERVER 2028UT-BTNRT/BC1NRT User’s Manual
Link L0p Enable
Select Enable for Link L0p support. The options are Enable and Disable.
Link L1 Enable
Select Enable for Link L1 support. The options are Enable and Disable.
Legacy VGA Socket
Enter the VGA socket number (from 0-7)t hat will used to support legacy VGA.
The default setting is
0 .
MMIO P2P Disable
Select No to prevent MMIO (Memory-Mapped I/0) P2P (PCI-E device to PCI-E
device) signals from crossing the CPU socket. The options are
No and Yes.
PPIN Opt-in
Select Yes to use the Protected-Processor Inventory Number (PPIN) in the
system. The options are
No
and Yes.
QPI Debut Print Level
Use this item to select the QPI Debug level that will be displayed in the monitor.
The options are Fatal, Warning, Summary, Detail, and
All .
Resource Auto Adjust
Select Enable for the PCI resource-requests for each CPU socket to be
automatically adjusted on the need-base when the PCI resource allocator fails.
The options are
Enable and Disable.

QPI Per Socket Configuration

CPU 0/CPU 1
Bus Resource Allocation Ratio
Use this feature to set the bus resource-allocation ratio (from 0-8). The default
setting is
1 .
IO Resource Allocation Ratio
Use this feature to set the IO resource-allocation ratio (from 0-8). The default
setting is
1 .