CONFIG_TRACER_SNAPSHOT: Create a snapshot trace buffer

General informations

The Linux kernel configuration item CONFIG_TRACER_SNAPSHOT:

• prompt: Create a snapshot trace buffer
• type: bool
• depends on: (none)
• defined in kernel/trace/Kconfig
• found in Linux kernels: 3.9–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

Allow tracing users to take snapshot of the current buffer using the ftrace interface, e.g.:

echo 1 > /sys/kernel/tracing/snapshot cat snapshot

Hardware

LKDDb

Raw data from LKDDb:

• (none)

Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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