1. StatsD ir Graphite
Mantas Šidlauskas
http://www.linkedin.com/in/mantassidlauskas
mantas@eskimi.com

2. eskimi.com
~11m narių
~1mlrd atvertimų

3. Nigeria

4. eskimi.com

5. API Jabber J2ME Mobile apps WEB

6. eskimi.com
● PHP
● MySQL (sharding, InnoDB compressions)
● Memcached
● Sphinx
● Erlang

8. Kaip tai veikia?
StatsD Carbon Whisper

9. StatsD
● Node.js demonas
● UDP!
● Agreguoja, siunčia į carbon
● Third-party backends: mongo, ganglia, ...
● Metrikos: increment, gauge, timing, set

10. carbon, whisper
●carbon – priima duomenis per tcp, agreguoja.
retentions = 10:2160,60:10080,600:262974
● whisper – DB, saugo “time-series data”.

11. Naudojam
statsd::increment('user.WrongPass');

12. Naudojam
statsd::increment('user.WrongPass');

13. Naudojam
statsd::gauge('users.online', $online);

14. Naudojam
statsd::gauge('users.online', $online);

15. Naudojam
statsd::timing('Timing . '.$this->alias, $loadTime);

16. Naudojam
statsd::timing('Timing . '.$this->alias, $loadTime);

17. URL API
render?
width=400
&from=-6hours
&height=250
&target=stats.timers.members.lower
&target=stats.timers.members.mean
&target=stats.timers.members.upper_90

18. Graphite dashboard

19. Graphite funkcijos
● alias()
● summarize(),
● movingAverage()
● timeShift()
● drawAsInfinite()

20. summarize()

21. movingAverage()

22. timeShift()

23. drawAsInfinite()

24. Kas matosi #1
2

25. Kas matosi #2

26. Kas matosi #3
nginx log
SetOutputFilter DEFLATE

27. Kas matosi #4

28. Kas matosi #5
Pageviews
Nginx time

29. Kiti būdai
● Logster (nginx, apache_note())
● nc
● Logstash

30. Links
● https://github.com/etsy/statsd/
● https://github.com/etsy/logster
● http://graphite.wikidot.com/
● http://graphite.readthedocs.org/

31. Ačiū
Klausimai?