How to: 70.06%  my_test  my_test
28.33%  my_test  libtcmalloc_minimal.so.0.1.0
     1.61%  my_test  [kernel.kallsyms]
```

4. Then load per function is analyzed:

```bash
perf report --stdio -g none -i ./my_test.perf.data | c++filt