Commit fcbdec3c authored by The other victor's avatar The other victor

Update README.md

parent a80ccddc
......@@ -6,7 +6,7 @@ https://perf.wiki.kernel.org/index.php/Tutorial
http://www.brendangregg.com/perf.html
- Before run NFRTool, check the value in /proc/sys/kernel/perf_event_paranoid and change to -1.
- Before run NFRTool, check the value in /proc/sys/kernel/perf_event_paranoid and change to **-1**.
```
cat /proc/sys/kernel/perf_event_paranoid
sudo sysctl -w kernel.perf_event_paranoid=-1
......
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