Gatling - Swiss JUG (Bern)

Presentation of Gatling at the Swiss JUG (jug.ch)

Transcript

1. Load testing made easy Bern – June 19th, 2013
3. Every 100 milliseconds of latency costs 1% in sales An extra 500 milliseconds latency in search page generation time dropped traffic by 20%.
4. Load Runner" JMeter" The Grinder" LoadUI" Tsung" …
5. Issue #1 High Performance
6. 1 user = " 1 thread
7. 50 threads on a JVM
8. With 2000 threads
9. Blocking I/O
10. Threads ?" Waiting…
11. … and sleeping
12. Usability Issue #2
13. Listen, it's not that complicated... Graphical User Interface
14. Maintainability Issue #3
15. What is this change about ?
16. Gatling can change all that !
17. 1user=1thread" " Synchronous" " Blocking I/O - Actor model - Asynchronous - Non blocking I/O
18. JMeter 2.8 perf test, expecting 300 tr/sec Can you trust your results ?
19. JMeter reference test with Gatling, expecting 300 tr/sec
20. Reach new limits
21. Done with the Play2 Computer-Database sample. (cf: https://github.com/gatling/computer-database)
22. Scenario " Scala code" DSL " = =
23. Use the rich DSL … Checks regex / css / xpath / jsonPath find / findAll / count is / in / not / whatever Structures doIf / repeat / during / asLongAs randomSwitch / roundRobinSwitch Error handling tryMax / exitBlockOnFail Feeders csv / tsv / jdbc
24. … or write your own " Scala code…
25. … or use the Recorder
26. Killing features
27. Markov chains
29. Quickly selling events at SecuTix.
31. 
 setUp(scn.inject(heaviside(2400 users).over(30 minutes), ramp(340 users) over (30 minutes)) .protocolConfig(httpConf))
32. •  HAR interpreter •  Maven Plugin •  Maven archetype (run in IDE) •  Jenkins plugin •  Graphite live reporting
34. Show me how it works!
35. Next ? •  Websockets •  Clustering •  …
37. http://gatling-tool.org http://github.com/excilys/gatling @GatlingTool http://nremond.github.io @nremond @nremond