diff --git a/pages/linux/trace-cmd.md b/pages/linux/trace-cmd.md new file mode 100644 index 000000000..f95d86a01 --- /dev/null +++ b/pages/linux/trace-cmd.md @@ -0,0 +1,33 @@ +# trace-cmd + +> Utility to interact with the Ftrace Linux kernel internal tracer. +> This utility only runs as root. +> More information: . + +- Display the status of tracing system: + +`trace-cmd stat` + +- List available tracers: + +`trace-cmd list -t` + +- Start tracing with a specific plugin: + +`trace-cmd start -p {{timerlat|osnoise|hwlat|blk|mmiotrace|function_graph|wakeup_dl|wakeup_rt|wakeup|function|nop}}` + +- View the trace output: + +`trace-cmd show` + +- Stop the tracing but retain the buffers: + +`trace-cmd stop` + +- Clear the trace buffers: + +`trace-cmd clear` + +- Clear the trace buffers and stop tracing: + +`trace-cmd reset`