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-rw-r--r--kernel-devel/kernel-tracing/pres_kernel-tracing_en.tex10
1 files changed, 10 insertions, 0 deletions
diff --git a/kernel-devel/kernel-tracing/pres_kernel-tracing_en.tex b/kernel-devel/kernel-tracing/pres_kernel-tracing_en.tex
index 08a5d03..d73a10f 100644
--- a/kernel-devel/kernel-tracing/pres_kernel-tracing_en.tex
+++ b/kernel-devel/kernel-tracing/pres_kernel-tracing_en.tex
@@ -160,6 +160,16 @@ ftrace_notrace=
Don't trace specific functions.
\end{frame}
+\begin{frame}[fragile]
+\frametitle{Dump trace buffer}
+The trace buffer can also be dumped by:\\
+\textbf{SysRQ-z}\\
+or
+\begin{verbatim}
+echo z > /proc/sysrq-trigger
+\end{verbatim}
+\end{frame}
+
\section{trace-cmd}
\begin{frame}