Specifications

BIOS User Interface QSSC-S4R Technical Product Specification
186
Setup Item Options (Default in
Boldface)
Help Text Comments
Speed running at.
Memory RAS and
Performance Configuration
Configure memory RAS
(Reliability, Availability, and
Serviceability) and view current
memory performance
information and settings.
Select to configure the memory RAS and
performance. This takes the user to a different
screen.
17.2.3.3.2 Configure Memory RAS and Performance Screen
The Configure Memory RAS and Performance screen allows you to customize several memory configuration options,
such as whether to use Memory Mirroring or Memory Sparing.
To access this screen from the Main screen, select Advanced > Memory > Configure Memory RAS and Performance.
Advanced
Memory RAS and Performance Configuration
Capabilities
Memory Mirroring Possible Yes / No
Memory Sparing Possible Yes / No
Hemisphere Mode Enable Yes / No
Select Memory RAS Configuration
Maximum Performance / Mirroring / Sparing
Mirroring
Inter Socket Mirroring / Intra Socket Mirroring
Sparing
DIMM Sparing / Rank Sparing
NUMA Optimized
Disabled / Enabled
SLIT One Hop Value <1,...,255>
Memory Interleaving
None / 2 Way / 4 Way / 8 Way
Memory Hot Plug Base
Auto / 512G /1024G
Memory Hot Plug Length
64G / 128G
SRAT Memory Hot Plug
Disabled / Enabled
Figure 81. Setup Utility — Configure Memory RAS and Performance Screen
Table 114. Setup Utility — Configure RAS and Performance Screen Fields
Setup Item Options (Default in
Boldface)
Help Text Comments
Memory Mirroring Possible Yes / No
Information only. Specifies if mirroring
is possible.
Memory DIMM Sparing
Possible
Yes / No
Information onl
y
: Specifies if DIMM
sparing is possible.
Hemisphere Mode Enable Yes / No
Information onl
y
: Specifies if DIMM
sparing is possible.
Select Memory RAS
Configuration
Maximum
Performance Mirroring
Sparing
A
vailable modes depend on the
current memory population.
[Maximum Performance] - Optimizes
system performance.
[Mirroring] - Optimizes reliability by
using half of physical memory as a
backup.
Sparing] - Improves reliability by
reserving memory for use as a
replacement in the event of DIMM
failure.”
Mirroring Mode
Inter-Socket
Mirroring
Intra-Socket Mirroring
“Mirroring is supported across
Integrated Memory Controllers where
one memory riser is mirrored with
another.
[Inter-Socket Mirroring] - IMC is
mirrored across two sockets.
A
ppears when Mirroring is selected in
RAS configuration.
A
nd Hemisphere mode is disabled