A variation of the talk I gave at JavaLand.

1. World Domination
+ Vert.x

5. ?

7. DOES!
IT!
SCALE ?

8. CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU

10. C10K
ZZZZZZZZZz
ZZZZZZZZZz
ZZZZZZZZZz

11. CPU
ABC
42
1 2 3
4 5 6
7 8 9
0

12. volatile
CyclicBarrier
AtomicBoolean
synchronized
ReentrantLock
AtomicInteger
AtomicCafe
Thread
ThreadPoolExecutor
Runnable
Callable

13. contentionI/O

14. Single Thread
1 Thread w/ lock
2 Threads w/ lock
1 Thread w/ CAS
2 Threads w/ CAS
Volatile
0 12500 25000 37500 50000
Contention
https://github.com/codepitbull/lockperformance

15. I/O
Acces type cycles
L1- Cache 3
L2-Cache 14
RAM 250
Disk 41000000
Network 240000000
http://blog.mixu.net/2011/02/01/understanding-the-node-js-event-loop/

16. Channel A
Channel B
Channel C
Channel D
Selector
Event Handler 1
Event Handler 2
Event Handler 3
Event Handler 4
Event Handler 5
12.10.2012

17. Quasar

18. 生 ॐ СВОБОДА
Microservice!
certified !

19. Verticle
Module
1
0..n
0..n
Verticle
Module
1
0..n
0..n
1
System
vert.x
module1
verticle 1 verticle 2
module2
verticle 3 verticle 4

20. class MustacheRendererVerticle extends Verticle {
DefaultMustacheFactory mf =
new DefaultMustacheFactory(
"de/codepitbull/javaland/mustache");
@Override
def start() {
vertx.eventBus.registerHandler("template.render", {
message ->
Mustache mustache = mf.compile(message.body());
StringWriter sw = new StringWriter();
mustache.execute(sw, new Example()).flush();
message.reply(sw.getBuffer().toString());
});
}
}

21. import org.vertx.groovy.platform.Verticle
class DemoVerticle extends Verticle {
@Override
Object start() {
container.deployModule("io.vertx~mod-web-server~2.0.0-final", container.config)
}
}
io.vertx~mod-web-server~2.0.0-final

22. official
community
生 ॐ СВОБОДА

23. Verticle Verticle Verticle Verticle
Verticle Verticle Verticle Verticle

24. mod 2mod 1
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
vertx -cluster
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
mod 2mod 1
Multicast

25. mod 2mod 1
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
vertx -ha
mod ? mod ? mod ? mod ?
mod ? mod ? mod ? mod ?
CPU
CPU
CPU
CPU
CPU
CPU
CPU
CPU
mod 2mod 1

26. DEMO

27. Leseliste/Quellen
http://martinfowler.com/articles/microservices.html
http://www.cs.wustl.edu/~schmidt/PDF/reactor-siemens.pdf
http://tutorials.jenkov.com/java-nio/selectors.html
https://www.ibm.com/developerworks/java/library/j-jtp02225/
http://blog.tsunanet.net/2010/11/how-long-does-it-take-to-make-context.html
http://blog.mixu.net/2011/02/01/understanding-the-node-js-event-loop/
http://lmax-exchange.github.io/disruptor/
https://github.com/codepitbull/lockperformance