add a blank line for better markdown format

istio · Aug 3, 2021 · 303e710 · 303e710
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commit 303e710
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diff --git a/perf/benchmark/README.md b/perf/benchmark/README.md
@@ -121,6 +121,7 @@ Note:
  better to change one parameter at a time and fix other parameters
 - if you want to run with `--perf` flag to generate a flame graph, please make sure you have the permission to gather perf data, please refer to step 2 of this [README](https://github.com/istio/tools/tree/master/perf/benchmark/flame#setup-perf-tool)
 - to test your system's maximum qps before choosing the range of qps you want to measure by passing `--qps 0`
+
 For example:
 
 ### Example 1