Artesyn ATCA-7365 Installation and Use (November 2014) - Manual (Page 110)

BIOS
ATCA-7365 Installation and Use (6806800K65N) 110
NUMA Enable (Default)
Disable Enable/Disable support for Non-uniform
Memory Access (NUMA) aware Operating
Systems. Select Enable for NUMA aware OS e.g
Windows Server 2008. Linux with Kernel 2.6.xx.
Select "Disable" for all other.
If enabled, BIOS creates the corresponding ACPI
tables with Resource Affinity information. If
Disabled, BIOS will set up memory interleaving
between the two CPU packages.
Channel
Interleaving Auto (Default), 6 Way, 4
Way, 3 Way, 2 Way, 1 Way Select different Channel Interleaving setting.
Recommended value: Auto
Rank Interleaving Auto (Default), 4 Way, 2
Way, 1 Way
Select different rank Interleaving setting.
Recommended value: Auto
Hardware Memory
Test Enable (Default)
Disable Enable/Disable hardware memory test.
Patrol Scrub Enable (Default)
Disable Enable/Disable Patrol Scrubbing feature.
Patrol Scrubs are intended to ensure that data
with a correctable error does not remain in
DRAM long enough to stand a significant chance
of further corruption to an uncorrectable error.
The Integrated Memory Controller will issue a
Patrol Scrub in the background at a rate
sufficient to write every line once a day.
Demand Scrub Enable
Disable (Default)
Enable/Disable Demand Scrubbing feature.
If a single ECC memory error is detected during
normal read/write operation, the correct data
and ECC check bits will be written back to
memory.
Table 4-6 Memory Configuration (continued)
Item Values Description