Survive heisenbug in micro service architecture

IHC 2018

Event-sourcing? cell'ho! Concurrency? of course. Microservizi? ovviamente! Bug intermittente?!? dho :-| Sopravvissuti ad una lunga e non banale esperienza con event-sourcing in un contesto asincrono e concorrente, vogliamo condividere qualche avvertimento ed esperienza su questo mix di tecnologie tanto potente quanto insidioso.

Transcript

1. Survive Heisenbug in microservices architecture (a true story)
2. Filippo, ti vedo Ops. Michele, ora ho una call…
3. “ un heisenbug è un bug che sembra scomparire o si comporta in maniera differente quando si tenta di studiarlo e farne il debug.
4. Story
5. DEVELOPMENT
6. STAGING
7. PRODUCTION
8. μServices
9. Approccio poco naturale
10. Effort crescente
11. Behaviour al posto di servizio
12. Integrità
13. Debug e ricostruzione del flusso
14. Testing E2E
15. Concorrenza e asincronia
16. “Male” necessario
17. Async is fun! 
 ma non obbligatorio
18. Si corre soli, nella folla
19. Visione globale
20. Felicità 
 (dello sviluppatore)
21. Developer and Machine
 lock-in
22. Lavorare da soli
23. Silos
25. #? #? #? #? #?
26. SOLVED! HEISENBUG?
27. 1. cdn.atlantamagazine.com/wp-content/uploads/sites/4/2014/12/1214_ratlanta_oburtson_oneuseonly.jpg 2. express.co.uk/travel/articles/881828/british-airways-boarding-passenger-cheap-flight-tickets 3. shutterstock.com/es/video/clip-5160134-stock-footage-ukraine-borispol-june-people-boarding-airplane- in-borispol-ukraine-june.html 4. travelandleisure.com/airlines-airports/airline-boarding-groups 5. ithare.com/multi-coring-and-non-blocking-instead-of-multi-threading-with-a-script/ 6. canva.com/templates/invoices 7. katnissofcode.blogspot.com/2016/06/computer-science-project-helping-solve.html 8. health.qld.gov.au/news-alerts/news/when-worry-bad-headache-symptoms 9. todaysparent.com/ 10.media.istockphoto.com/photos/green-grass-field-of-public-park-in-morning-light-picture-id613034406 11.runningbrina.com/wp-content/uploads/2017/10/New-York-City-Marathon-Course.jpg 12.cdn-5a2f7152f911c832d856c321.closte.com/wp-content/uploads/2015/04/ Honeycombinthebeehive_FB.jpg 13.jaxenter.com/wp-content/uploads/2014/09/angry.png 14.i.pinimg.com/originals/d5/aa/fe/d5aafe3fb08c50780d17cdafeaa61341.jpg 15.assets.vancouverisawesome.com/wp-content/uploads/2017/11/27140838/tiny-kittens.jpg
 Credits