From 8981cf9eda4f7d5c1962d248129174722fa2b503 Mon Sep 17 00:00:00 2001
From: denes <denes@matetelki.com>
Date: Fri, 4 Oct 2019 14:09:51 +0200
Subject: [PATCH] Adding forgotten generate_flame_graph.sh

---
 .gitignore              | 8 ++++++++
 generate_flame_graph.sh | 9 +++++++++
 2 files changed, 17 insertions(+)
 create mode 100755 generate_flame_graph.sh

diff --git a/.gitignore b/.gitignore
index 286ae7f..cfea590 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,11 @@ performance_measuring.kdev4
 #binaries
 a.out
 performance_measuring
+performance_measuring_test
+
+# perf
+out.folded
+out.perf
+perf.data
+perf.data.old
+flamegraph.svg
diff --git a/generate_flame_graph.sh b/generate_flame_graph.sh
new file mode 100755
index 0000000..913635d
--- /dev/null
+++ b/generate_flame_graph.sh
@@ -0,0 +1,9 @@
+#/bin/bash
+
+# Don't forget to :
+# sudo bash -c  "echo 0 >  /proc/sys/kernel/perf_event_paranoid"
+
+perf record -F 20000 -g  ./performance_measuring
+perf script > out.perf
+./FlameGraph/stackcollapse-perf.pl out.perf > out.folded
+./FlameGraph/flamegraph.pl out.folded > flamegraph.svg