CONFIG_DEBUG_STACK_USAGE: Stack utilization instrumentation

General informations

The Linux kernel configuration item CONFIG_DEBUG_STACK_USAGE has multiple definitions:

Stack utilization instrumentation found in lib/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in lib/Kconfig.debug
• found in Linux kernels: 3.0–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.12

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output. Also emits a message to dmesg when a process exits if that process used more stack space than previously exiting processes.

This option will slow down process creation somewhat.

Enable stack utilization instrumentation found in arch/nios2/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Enable stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/nios2/Kconfig.debug
• found in Linux kernels: 3.19, 4.0–4.18

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Enable stack utilization instrumentation found in arch/arm64/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Enable stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/arm64/Kconfig.debug
• found in Linux kernels: 3.7–3.11

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T output.

Enable stack utilization instrumentation found in arch/unicore32/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Enable stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/unicore32/Kconfig.debug
• found in Linux kernels: 2.6.39

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T output.

Enable stack utilization instrumentation found in arch/sparc/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Enable stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/sparc/Kconfig.debug
• found in Linux kernels: 2.6.9–2.6.39

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Enable stack utilization instrumentation found in arch/score/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Enable stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/score/Kconfig.debug
• found in Linux kernels: 2.6.32–2.6.39

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Enable stack utilization instrumentation found in arch/mips/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Enable stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/mips/Kconfig.debug
• found in Linux kernels: 2.6.9–2.6.39

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Enable stack utilization instrumentation found in arch/blackfin/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Enable stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/blackfin/Kconfig.debug
• found in Linux kernels: 2.6.29–2.6.39

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T output.

This option will slow down process creation somewhat.

Enable stack utilization instrumentation found in arch/arm/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Enable stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/arm/Kconfig.debug
• found in Linux kernels: 2.6.25–2.6.39

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T output.

Stack utilization instrumentation found in arch/x86/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/x86/Kconfig.debug
• found in Linux kernels: 2.6.24–2.6.39

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Stack utilization instrumentation found in arch/um/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Stack utilization instrumentation
• type: bool
• depends on: (none)
• defined in arch/um/Kconfig.debug
• found in Linux kernels: 2.6.23–2.6.39

Help text

Track the maximum kernel stack usage - this will look at each kernel stack at process exit and log it if it's the deepest stack seen so far.

This option will slow down process creation and destruction somewhat.

Stack utilization instrumentation found in arch/tile/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/tile/Kconfig.debug
• found in Linux kernels: 2.6.36–2.6.39

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Stack utilization instrumentation found in arch/sh/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/sh/Kconfig.debug
• found in Linux kernels: 2.6.19–2.6.39

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Stack utilization instrumentation found in arch/powerpc/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/powerpc/Kconfig.debug
• found in Linux kernels: 2.6.15–2.6.39

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Stack utilization instrumentation found in arch/m32r/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/m32r/Kconfig.debug
• found in Linux kernels: 2.6.10–2.6.39

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Enable stack utilization instrumentation found in arch/sparc64/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Enable stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/sparc64/Kconfig.debug
• found in Linux kernels: 2.6.9–2.6.28

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Stack utilization instrumentation found in arch/x86_64/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/x86_64/Kconfig.debug
• found in Linux kernels: 2.6.18–2.6.23

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Stack utilization instrumentation found in arch/i386/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Stack utilization instrumentation
• type: bool
• depends on: ( CONFIG_DEBUG_KERNEL ) && ( CONFIG_DEBUG_KERNEL && CONFIG_HIBERNATION )
• defined in arch/i386/Kconfig.debug
• found in Linux kernels: 2.6.9–2.6.23

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Stack utilization instrumentation found in arch/ppc64/Kconfig.debug

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/ppc64/Kconfig.debug
• found in Linux kernels: 2.6.9–2.6.14

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Enable stack utilization instrumentation found in arch/sparc64/Kconfig

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Enable stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/sparc64/Kconfig
• found in Linux kernels: 2.6.4–2.6.8

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Enable stack utilization instrumentation found in arch/sparc/Kconfig

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Enable stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/sparc/Kconfig
• found in Linux kernels: 2.6.4–2.6.8

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Enable stack utilization instrumentation found in arch/mips/Kconfig

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Enable stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/mips/Kconfig
• found in Linux kernels: 2.6.4–2.6.8

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Stack utilization instrumentation found in arch/ppc64/Kconfig

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/ppc64/Kconfig
• found in Linux kernels: 2.6.4–2.6.8

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

Stack utilization instrumentation found in arch/i386/Kconfig

The configuration item CONFIG_DEBUG_STACK_USAGE:

• prompt: Stack utilization instrumentation
• type: bool
• depends on: CONFIG_DEBUG_KERNEL
• defined in arch/i386/Kconfig
• found in Linux kernels: 2.6.4–2.6.8

Help text

Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output.

This option will slow down process creation somewhat.

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