NUMA support

modulename: srat.ko

and/or

acpi_numa.ko

configname: CONFIG_ACPI_NUMA

Linux Kernel Configuration
└─>Power management and ACPI options
└─>ACPI (Advanced Configuration and Power Interface) Support
└─>NUMA support
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
arch/x86/mm/srat.c

is selected by
CONFIG_ACPI_HMAT