Supermicro SuperServer 8048B-TRFT, Руководство пользователя

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Chapter 7: BIOS
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SUPERSERVER 8048B-TRFT USER'S MANUAL
Phase Shedding
Select Enabled to enable Static Phase-Shedding support for DDR3 memory
voltage regulators to improve memory performance. The options are
Auto ,
Disabled and Enabled.
Multi-Threaded MRC (Memory Reference Code)
Select Enabled for the system to execute multi-threaded memory codes to
improve memory performance. The options are
Auto , Disabled and Enabled.
Rank Multiplication
Select Enabled to force the LRDIMM (Load-Reduced DIMM) memory modules to
operate at the Rank-Multiplication mode for memory performance enhancement.
The options are
Auto and Enabled.
LRDIMM (Load-Reduction DIMM) Module Delay
When this item is set to Disabled, the MRC (Memory Regulator Controller) will
not use SPD bytes 90-95 for module delay on LRDIMM memory. The options
are
Disabled and Auto.
Memory Type
Use this feature to select the memory type to be used in this system. The options
are RDIMMs only, UDIMMs only, and
UDIMMs and RDIMMs .
Rank Margin Tool
Select Enabled to activate the rank-margin tool for DDR3 memory training
(memory tuning). The options are
Auto , Disabled and Enabled.
RMT (Rank Margin Tool) Loop Count
Use this item to set RMT Loop Counter. The options are Auto , Disabled and
Enabled.
Skip MemTest (Memory Test) on Fast Boot
Select Enabled to skip memory routine testing at bootup if this machine is set to
Fast-boot mode. The options are
Auto , Disabled and Enabled.
Attempt Fast Boot
Select Enabled to skip a portion of memory code testing to speed up system
boot. The options are
Disabled and Enabled.
BDAT
Select Enabled for BDAT (Binary Data Advanced Technology) support to increase
system performance. The options are
Disabled and Enabled.
Data Scrambling
Select Enabled to enable data scrambling to enhance system performance and
data integrity. The options are Disabled and
Enabled
.
Scrambling Speed Low
Use this feature to set the data scrambling speed to low-32 bits. Enter a value
between 0 and 32. The default setting is
0 .
Scrambling Speed High
Use this feature to set the data scrambling speed to high-32 bits. Enter a value
between 0 and 32. The default setting is
0 .
Enable ADR
Select Enabled for ADR (Automatic Diagnostic Repository) support to enhance
memory performance. The options are Enabled and
Disabled
.
VMSE Lockstep Mode
Select Enabled to support the VMSE Lockstep mode, which will support Lock
step mode for the Intel Scalable Memory Interconnect 2 (Intel SMI 2) controller.
The options are
2:1 Mode .
NB Persistent Error
Select Enable to allow the system to properly handle the persistent errors oc-
curred in the North Bridge. The options are Enable and
Disable .
SB Persistent Error
Select Enable to allow the system to properly handle the persistent errors oc-
curred in the South Bridge. The options are is
Enable and Disable.
SB Error Threshold
Use this feature to set the threshold for South Bridge errors. When the number of
South Bridge errors reaches beyond the threshold, the system will automatically
take corrective actions. The default setting is
10
.
Link Failure Threshold
Use this feature to set the link failure threshold. When the number reaches
beyond the threshold, the system will automatically take corrective actions. The
default setting is
7 .
HA (Hash Mode) Early Write Post Mode
Select Enable to support memory hash-method-comparison mode when the
system is running at the early stage of POST (Power-On-Self-Test). The options
are is
Enable and Disable.