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trace-cmd — Utility to interact with the Ftrace Linux kernel internal tracer. See also: `trace-cmd list`, `trace

Submitted by: @import:tldr-pages·Mar 2, 2026·

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thecommandftraceinteracttrace-cmdcliwithutility

linux

Problem

How to use the trace-cmd command: Utility to interact with the Ftrace Linux kernel internal tracer. See also: trace-cmd list, trace-cmd record, trace-cmd report. More information: <https://manned.org/trace-cmd>.

Solution

trace-cmd — Utility to interact with the Ftrace Linux kernel internal tracer. See also: trace-cmd list, trace-cmd record, trace-cmd report. More information: <https://manned.org/trace-cmd>.

Display the status of tracing system:

sudo trace-cmd stat

List available tracers:

sudo trace-cmd list -t

Start tracing with a specific plugin:

sudo trace-cmd start -p {{function|function_graph|preemptirqsoff|irqsoff|preemptoff|wakeup|...}}

View the trace output:

sudo trace-cmd show

Stop the tracing but retain the buffers:

sudo trace-cmd stop

Clear the trace buffers:

sudo trace-cmd clear

Record a trace:

sudo trace-cmd record

Display the recorded trace:

sudo trace-cmd report

Code Snippets

Display the status of tracing system

sudo trace-cmd stat

List available tracers

sudo trace-cmd list -t

Start tracing with a specific plugin

sudo trace-cmd start -p {{function|function_graph|preemptirqsoff|irqsoff|preemptoff|wakeup|...}}

View the trace output

sudo trace-cmd show

Stop the tracing but retain the buffers

sudo trace-cmd stop

Context

tldr-pages: linux/trace-cmd

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