NEC Express5800 Series Maintenance Manual page 56

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
Demand Scrub
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on the left, move the cursor to it and then press <Enter> key to show its
Parameter
– –
[Disabled] Enables or disables to execute memory test during POST.
If a memory error is detected while this option is set to Enabled, the
Enabled
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 reconfigured.
Yes
[Auto] Specifies the upper limit of operating frequency of memory.
The operating frequency is subject to be lowered than the specified value
1333 MHz
depending on memory configuration.
1600 MHz
1866 MHz
2133 MHz
Disabled Enables or disables Non-Uniform Memory Access feature. This option is
displayed only in 2-CPU configuration.
[Enabled]
[Disabled] Enables or disables Cluster On Die feature. This option is accessible
when the installed processor supports this feature and Enabled is
Enabled
specified for NUMA.
This option must be disabled on VMware ESXi 5.x.
Disabled Enables or disables Early Snoop feature. This option is accessible when
Disabled is specified for Cluster on Die.
[Enabled]
[Independent] Specifies the memory RAS mode.
Mirroring Refer to Chapter 2 (1.5.4 Using Memory RAS Feature) in User's Guide.
Lock Step
Sparing
Disabled Enables or disables memory RAS feature (Patrol Scrubbing).
[Enabled]
Disabled Enables or disables memory RAS feature (Demand Scrubbing).
[Enabled]
Express5800/B120f-h Maintenance Guide
Description
[ ]: Factory setting
1. System BIOS