NEC Express5800 Series Maintenance Manual page 63

Chapter 2 Useful Features
(2)
Memory Configuration Submenu
On Advanced, choose Memory Configuration and then press <Enter> key to display the menu screen shown
below. For the menu that has
submenus.
Option
Memory Information
Hardware Memory Test
Memory Retest
Memory Frequency Limit
NUMA
Cluster On Die
Early Snoop
Memory RAS Mode
Patrol Scrub
on the left, move the cursor to it and then press <Enter> key to show its
Parameter
–
Enables or disables to execute memory test during POST.
[Disabled]
If a memory error is detected while this option is set to Enabled,
Enabled
the relevant memory resource is degraded.
[No] When this option is set to Yes, all DIMMs are reconfigured at
POST. No is automatically selected after DIMMs are
Yes
reconfigured.
Specifies the upper limit of operating frequency of memory.
[Auto]
The operating frequency is subject to be lowered than the
1333 MHz
specified value depending on memory configuration.
1600 MHz
1866 MHz
2133 MHz
Enables or disables the Non-Uniform Memory Access feature.
Disabled
This option is displayed only in 2-CPU configuration.
[Enabled]
Enables or disables the Cluster On Die feature. You can select
[Disabled]
this item by installing a processor supporting the Cluster On Die
Enabled
feature and setting NUMA to Enabled.
Be sure to set this item to Disabled for the following OS.
- VMware ESXi 5.x
Disabled Enables or disables the Early Snoop feature. You can select this
item by setting Cluster On Die to Disabled.
[Enabled]
Specifies the memory RAS mode.
[Independent]
Refer to Chapter 2 (1.5.4 Using Memory RAS Feature) in User's
Mirroring
Guide.
Lock Step
Sparing
Enables or disables the memory RAS feature (Patrol Scrubbing).
Disabled
[Enabled]
Express5800/B120f Maintenance Guide
1. System BIOS
Description
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63