$ grep NUMA /usr/src/linux/.config
CONFIG_ARCH_SUPPORTS_NUMA_BALANCING=y
# CONFIG_NUMA_BALANCING is not set
CONFIG_NUMA=y
CONFIG_AMD_NUMA=y
CONFIG_X86_64_ACPI_NUMA=y
# CONFIG_NUMA_EMU is not set
CONFIG_USE_PERCPU_NUMA_NODE_ID=y
CONFIG_ACPI_NUMA=y
CONFIG_NUMA_KEEP_MEMINFO=y
# apt install numactl
$ numactl --hardware
available: 2 nodes (0) # or 4 nodes with 4 socket cpu
node 0 cpus: 0 1 2 3 4 5 6 7 8 9 10 11
node 0 size: 31942 MB
node 0 free: 7210 MB
node distances:
node 0
0: 10
...
Created
March 6, 2024 11:34
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Building linux custom kernel with support NUMA and check result using numactl
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