- monitoring exceptions - utilizing your logs - reproducing in production

1. Debugging
Production

2. @grosser grosser.it github.com/grosser
Michael Grosser
Ruby/Rails Framework Engineer

4. Exceptions
Logs
Reproduction

5. Exceptions:
In the beginning they are
helpful in the end they are
noise.

7. airbrake_tools

8. Hot

9. List

10. Summary

12. air_man
github.com / grosser / air_man

15. ✓Exceptions
Logs
Reproduction

16. request_recorder
github.com / grosser / request_recorder

20. ultragrep
github.com / zendesk / ultragrep

21. - log folder structure <server>/year/month/day
- 1 log per day 00:00 - 23:59
- 2 newlines between requests

22. ✓Exceptions
✓Logs
Reproduction

23. Login as customer:
- master password
- admins can log in as end-user
- log who auths as whom

24. validate fix in production
before deploying

25. - prefer read only server
- app.get / post
- helper.link_to

29. ✓Exceptions
✓Logs
✓ Reproduction

30. Know your exceptions
- hot / patterns (airbrake_tools)
- monitor (air_man)
- track http status codes

31. Know your logs
- redirects / queries
(request_recorder)
- search / info / data (ultragrep)

32. Reproduce to debug
Reproduce before deploying

33. Also hiring (Ruby/Ember/DevOps/...) -> live in sunny SF ;)