O Mundo Mágico dos Profilers

Profilers são ferramentas que podem ajudar a identificar gargalos e melhorar a performance da sua aplicação.
Vamos entender melhor o que são, omo funcionam e como usar na sua aplicação.

Apresentada durante a CloudConn 2021 - https://www.thecloudconn.com/
Apresentada durante o DarkmiraTour2020 - https://php.darkmiratour.rocks/2020

Transcript

1. View Slide

2. View Slide

3. View Slide

4. View Slide

5. View Slide

6. View Slide

7. View Slide

8. View Slide

9. View Slide

10. View Slide

11. View Slide

12. View Slide

13. View Slide

14. View Slide

15. View Slide

16. View Slide

17. View Slide

18. View Slide

19. --------------------------------------------------------------------------------
    I1 cache: 65536 B, 64 B, 2-way associative
    D1 cache: 65536 B, 64 B, 2-way associative
    LL cache: 1048576 B, 64 B, 16-way associative
    Command: ./badprime
    Data file: cachegrind.out.2345
    Events recorded: Ir I1mr ILmr Dr D1mr DLmr Dw D1mw DLmw Bc Bcm Bi Bim
    Events shown: Ir I1mr ILmr Dr D1mr DLmr Dw D1mw DLmw Bc Bcm Bi Bim
    Event sort order: Ir I1mr ILmr Dr D1mr DLmr Dw D1mw DLmw Bc Bcm Bi Bim
    Thresholds: 0.1 100 100 100 100 100 100 100 100 100 100 100 100
    Include dirs:
    User annotated:
    Auto-annotation: off
    --------------------------------------------------------------------------------
    Ir I1mr ILmr Dr D1mr DLmr Dw D1mw DLmw Bc Bcm Bi Bim
    ------------------------------------------------------------------------
    922,466,826 1,234 1,183 349,345,693 7,557 5,119 10,114,555 1,555 1,197 139,773,671 1,072,250 3,653 349 PROGRAM TOTALS
    --------------------------------------------------------------------------------
    Ir I1mr ILmr Dr D1mr DLmr Dw D1mw DLmw Bc Bcm Bi Bim file:function
    --------------------------------------------------------------------------------
    895,017,739 1 0 340,937,515 0 0 5,000,000 0 0 135,559,306 968,532 0 0
    badprime.cpp:isPrime(int)
    16,000,000 0 0 5,000,000 0 0 4,000,000 0 0 2,000,000 8 0 0 std::sqrt(int)
    10,078,513 2 1 3,078,503 0 0 1,000,003 0 0 2,000,001 94,081 0 0 badprime.cpp:main
    

    View Slide

20. View Slide

21. View Slide

22. View Slide

23. View Slide

24. View Slide

25. View Slide

26. View Slide

27. View Slide

28. View Slide

29. View Slide

30. View Slide

31. View Slide

32. View Slide

33. View Slide

34. View Slide

35. View Slide