As technical leader you face a challenge: more traffic, more users, more connected systems and more features. The results can be lack of system performance. If you want to be ready for the day of doom, if you want to solve issues before business will get mad or just want to be the hero of the day, this is the workshop for you. In this workshop we'll cover all aspects of modern web systems and will analyze all the things that can go wrong. More important we will understand what is a clutter and what should be taken care of using a set of simple tools and steps. Among the covered items in this workshop: databases, your code, application servers, web servers, system aspects, storages, network and even the browser.

1. Where the H#@$ is My Performance Bottleneck? [email_address] http://blogs.microsoft.co.il/blogs/vprnd http://top-performance.blogspot.com

2. Presentation Objectives http://www.webperformancetoday.com/2010/06/15/everything-you-wanted-to-know-about-web-performance/

4. 100K New Users/Week

5. The Network Effect

6. Motivation

7. Where Are We?

8. The Prime Suspect

9. Know Your Business

10. Assumptions…

11. IS IT THE SERVER OR THE CLIENT?

12. Waterfall Time!

13. Better a Neighbor Nearby Than a Brother Far Away http://www.tcpipguide.com/free/t_TCPWindowSizeAdjustmentandFlowControl.htm

15. Show Time!

16. STEP 2: IT'S DEFINITELY IN THE CODE!

17. Code Profilers

19. Load Stress

20. STEP 3: WHERE DO WE STORE THE DATA? http://1userverrack.net/2011/06/08/hp-blade-server-9/

22. SQL Server Execution Time Graphs

23. SQL Server Execution Time Details

24. Activity Monitor

26. ALTERNATIVE STRATEGIES FOR BIG DATA CASES

27. Strategy A - Sharding

28. Strategy B – In Memory Databases

29. 700 Inserts/Sec In Memory Engine 3000 Inserts/Sec InnoDB Engine 700 Inserts/Sec Amazon AWS Standard Large Instance

30. Strategy C – MapReduce http://blogs.microsoft.co.il/blogs/vprnd

32. Sharding Again

33. Vertical Sharding

38. STEP 4: SYSTEM ASPECTS

41. Monitoring