CONFIG_NODES_SHIFT: Maximum NUMA Nodes (as a power of 2)

General informations

The Linux kernel configuration item CONFIG_NODES_SHIFT has multiple definitions:

Maximum NUMA Nodes (as a power of 2) found in arch/x86/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt: Maximum NUMA Nodes (as a power of 2)
• type: int
• depends on: (! CONFIG_MAXSMP ) && ( CONFIG_MAXSMP ) && ( CONFIG_X86_64 ) && ( CONFIG_NUMA )
• defined in arch/x86/Kconfig
• found in Linux kernels: 2.6.27–2.6.39, 3.0–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

Specify the maximum number of NUMA Nodes available on the target system. Increases memory reserved to accommodate various tables.

Maximum NUMA Nodes (as a power of 2) found in arch/sparc/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt: Maximum NUMA Nodes (as a power of 2)
• type: int
• depends on: CONFIG_NUMA
• defined in arch/sparc/Kconfig
• found in Linux kernels: 4.12–4.20, 5.0–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

Specify the maximum number of NUMA Nodes available on the target system. Increases memory reserved to accommodate various tables.

Maximum NUMA Nodes (as a power of 2) found in arch/riscv/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt: Maximum NUMA Nodes (as a power of 2)
• type: int
• depends on: CONFIG_NUMA
• defined in arch/riscv/Kconfig
• found in Linux kernels: 5.12–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

Specify the maximum number of NUMA Nodes available on the target system. Increases memory reserved to accommodate various tables.

Maximum NUMA Nodes (as a power of 2) found in arch/arm64/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt: Maximum NUMA Nodes (as a power of 2)
• type: int
• depends on: CONFIG_NUMA
• defined in arch/arm64/Kconfig
• found in Linux kernels: 4.7–4.20, 5.0–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

Specify the maximum number of NUMA Nodes available on the target system. Increases memory reserved to accommodate various tables.

found in arch/sh/mm/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: ( CONFIG_CPU_SUBTYPE_SHX3 ) && ( CONFIG_NUMA )
• defined in arch/sh/mm/Kconfig
• found in Linux kernels: 2.6.22–2.6.39, 3.0–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

(none)

found in arch/s390/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: CONFIG_NUMA
• defined in arch/s390/Kconfig
• found in Linux kernels: 5.7–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

(none)

found in arch/powerpc/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: ( CONFIG_PPC64 ) && ( CONFIG_NUMA )
• defined in arch/powerpc/Kconfig
• found in Linux kernels: 2.6.17–2.6.39, 3.0–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

(none)

found in arch/mips/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: CONFIG_NUMA
• defined in arch/mips/Kconfig
• found in Linux kernels: 2.6.17–2.6.39, 3.0–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

(none)

found in arch/loongarch/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: CONFIG_NUMA
• defined in arch/loongarch/Kconfig
• found in Linux kernels: 5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

(none)

Max num nodes shift(3-10) found in arch/ia64/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt: Max num nodes shift(3-10)
• type: int
• depends on: CONFIG_NUMA
• defined in arch/ia64/Kconfig
• found in Linux kernels: 2.6.17–2.6.39, 3.0–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.6

Help text

This option specifies the maximum number of nodes in your SSI system. MAX_NUMNODES will be 2^(This value). If in doubt, use the default.

Maximum NUMA Nodes (as a power of 2) found in arch/arc/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt: Maximum NUMA Nodes (as a power of 2)
• type: int
• depends on: (! CONFIG_DISCONTIGMEM ) && ( CONFIG_DISCONTIGMEM ) && ( CONFIG_NEED_MULTIPLE_NODES )
• defined in arch/arc/Kconfig
• found in Linux kernels: 4.6–4.20, 5.0–5.13

Help text

Accessing memory beyond 1GB (with or w/o PAE) requires 2 memory zones.

found in arch/m68k/Kconfig.cpu

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: CONFIG_DISCONTIGMEM
• defined in arch/m68k/Kconfig.cpu
• found in Linux kernels: 3.2–3.19, 4.0–4.20, 5.0–5.13

Help text

(none)

found in arch/alpha/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: CONFIG_NEED_MULTIPLE_NODES
• defined in arch/alpha/Kconfig
• found in Linux kernels: 2.6.17–2.6.39, 3.0–3.19, 4.0–4.20, 5.0–5.13

Help text

(none)

Maximum NUMA nodes (as a power of 2) found in arch/s390/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt: Maximum NUMA nodes (as a power of 2)
• type: int
• depends on: CONFIG_NUMA
• defined in arch/s390/Kconfig
• found in Linux kernels: 4.3–4.20, 5.0–5.6

Help text

Specify the maximum number of NUMA nodes available on the target system. Increases memory reserved to accommodate various tables.

found in arch/parisc/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: CONFIG_NEED_MULTIPLE_NODES
• defined in arch/parisc/Kconfig
• found in Linux kernels: 2.6.17–2.6.39, 3.0–3.19, 4.0–4.20, 5.0–5.1

Help text

(none)

Log base 2 of the max number of memory controllers found in arch/tile/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt: Log base 2 of the max number of memory controllers
• type: int
• depends on: CONFIG_NEED_MULTIPLE_NODES
• defined in arch/tile/Kconfig
• found in Linux kernels: 2.6.36–2.6.39, 3.0–3.19, 4.0–4.16

Help text

By default, 2, i.e. 2^2 == 4 DDR2 controllers. In a system with more controllers, this value should be raised.

found in arch/metag/mm/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: CONFIG_NEED_MULTIPLE_NODES
• defined in arch/metag/mm/Kconfig
• found in Linux kernels: 3.9–3.19, 4.0–4.16

Help text

(none)

found in arch/m32r/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: CONFIG_NEED_MULTIPLE_NODES
• defined in arch/m32r/Kconfig
• found in Linux kernels: 2.6.17–2.6.39, 3.0–3.19, 4.0–4.16

Help text

(none)

found in arch/sparc/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: CONFIG_NEED_MULTIPLE_NODES
• defined in arch/sparc/Kconfig
• found in Linux kernels: 2.6.29–2.6.39, 3.0–3.19, 4.0–4.11

Help text

(none)

found in arch/avr32/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: CONFIG_NEED_MULTIPLE_NODES
• defined in arch/avr32/Kconfig
• found in Linux kernels: 3.10–3.19, 4.0–4.11

Help text

(none)

found in arch/m68k/Kconfig.mmu

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: ! CONFIG_SINGLE_MEMORY_CHUNK
• defined in arch/m68k/Kconfig.mmu
• found in Linux kernels: 2.6.39, 3.0–3.1

Help text

(none)

found in arch/m68k/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: ! CONFIG_SINGLE_MEMORY_CHUNK
• defined in arch/m68k/Kconfig
• found in Linux kernels: 2.6.22–2.6.38

Help text

(none)

found in arch/arm/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: ( CONFIG_ARCH_LH7A40X ) && ( CONFIG_NEED_MULTIPLE_NODES )
• defined in arch/arm/Kconfig
• found in Linux kernels: 2.6.17–2.6.35

Help text

(none)

found in arch/sparc64/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: CONFIG_NEED_MULTIPLE_NODES
• defined in arch/sparc64/Kconfig
• found in Linux kernels: 2.6.26–2.6.28

Help text

(none)

Max num nodes shift(1-9) found in arch/x86/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt: Max num nodes shift(1-9)
• type: int
• depends on: ( CONFIG_X86_64 ) && ( CONFIG_X86_NUMAQ ) && ( CONFIG_NEED_MULTIPLE_NODES )
• defined in arch/x86/Kconfig
• found in Linux kernels: 2.6.26

Help text

(none)

found in arch/x86/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: ( CONFIG_X86_64 ) && ( CONFIG_X86_NUMAQ ) && ( CONFIG_NEED_MULTIPLE_NODES )
• defined in arch/x86/Kconfig
• found in Linux kernels: 2.6.24–2.6.25

Help text

(none)

found in arch/x86_64/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: CONFIG_NEED_MULTIPLE_NODES
• defined in arch/x86_64/Kconfig
• found in Linux kernels: 2.6.17–2.6.23

Help text

(none)

found in arch/sh/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: CONFIG_NEED_MULTIPLE_NODES
• defined in arch/sh/Kconfig
• found in Linux kernels: 2.6.17–2.6.23

Help text

(none)

found in arch/i386/Kconfig

The configuration item CONFIG_NODES_SHIFT:

• prompt:
• type: int
• depends on: ( CONFIG_X86_NUMAQ ) && ( CONFIG_NEED_MULTIPLE_NODES )
• defined in arch/i386/Kconfig
• found in Linux kernels: 2.6.17–2.6.23

Help text

(none)

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