Supermicro X11SRi-IF User Manual page 70

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Super X11SRi-IF User's Manual
Custom Refresh Enable
Use this feature to enable a custom memory controller refresh rate. The options are
Disable and Enable.
MC BGF Threshold
Use the HA to MC BGF threshold feature to schedule MC requests in bypass condition.
The default value is 0.
DLL Reset Test
Use this feature to set the number of loops to execute the Dynamic Link Library (DLL)
reset test. The test will execute the Rank Margin Test (RMT) for the provided number of
loops without DLL resets. Then it will execute RMT for the same number of loops with
DLL resets. The default value is 0.
Memory Topology
This feature displays the information of onboard memory modules as detected by the
BIOS.
Memory RAS Configuration
Static Virtual Lockstep Mode
Select Enable to run the system's memory channels in lockstep mode to minimize
memory access latency. The options are Disable and Enable.
Mirror Mode
Select Enable to set all 1LM/2LM memory installed in the system on the mirror mode,
which will create a duplicate copy of data stored in the memory to increase memory
security, but it will reduce the memory capacity into half. The options are Mirror Mode
1LM, Mirror Mode 2LM, and Disable.
ADDDC Sparing
Adaptive Double Device Data Correction (ADDDC) Sparing detects when the prede-
termined threshold for correctable errors is reached, copying the contents of the failing
DIMM to spare memory. The failing DIMM or memory rank will then be disabled. The
options are Disable and Enable.
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