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Data Migration at Scale with 
RabbitMQ and Spring Integration 
By Álvaro Videla and Félix López 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/
Álvaro Videla 
• Developer Advocate at Pivotal / RabbitMQ 
• Co-Author of RabbitMQ in Action 
• Creator of the RabbitMQ Simulator 
• Blogs about RabbitMQ Internals: http://videlalvaro.github.io/ 
internals.html 
• @old_sound — alvaro@rabbitmq.com — github.com/videlalvaro 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
2
Álvaro Videla 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
3 
Co-authored 
! 
RabbitMQ in Action 
http://bit.ly/rabbitmq
What is RabbitMQ 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
4
RabbitMQ 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
5
RabbitMQ 
• Multi Protocol Messaging Server 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
6
RabbitMQ 
• Multi Protocol Messaging Server 
• Open Source (MPL) 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
7
RabbitMQ 
• Multi Protocol Messaging Server 
• Open Source (MPL) 
• Polyglot 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
8
RabbitMQ 
• Multi Protocol Messaging Server 
• Open Source (MPL) 
• Polyglot 
• Written in Erlang/OTP 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
9
Multi Protocol 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
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10 
http://bit.ly/rmq-protocols
Polyglot 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
11
Polyglot 
• Java 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
12
Polyglot 
• Java 
• node.js 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
13
Polyglot 
• Java 
• node.js 
• Erlang 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
14
Polyglot 
• Java 
• node.js 
• Erlang 
• PHP 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
15
Polyglot 
• Java 
• node.js 
• Erlang 
• PHP 
• Ruby 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
16
Polyglot 
• Java 
• node.js 
• Erlang 
• PHP 
• Ruby 
• .Net 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
17
Polyglot 
• Java 
• node.js 
• Erlang 
• PHP 
• Ruby 
• .Net 
• Haskell 
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18
Polyglot 
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Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
19 
Even COBOL!!!11
http://www.rabbitmq.com/download.html 
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20 
Unix - Mac - Windows
Messaging with RabbitMQ 
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21 
A demo with the RabbitMQ Simulator 
https://github.com/RabbitMQSimulator
RabbitMQ Simulator 
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22
http://www.rabbitmq.com/blog/2012/05/11/some-queuing-theory-throughput- 
latency-and-bandwidth/ 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
23
RabbitMQ Basic Qos Simulator 
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24
Prevent Unbound Buffers 
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25 
λ = mean arrival time 
μ = mean service rate 
if λ > μ what happens?
Prevent Unbound Buffers 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
26 
λ = mean arrival time 
μ = mean service rate 
if λ > μ what happens? 
Queue length goes to infinity over time.
Prevent Unbound Buffers 
λ = mean arrival time 
μ = mean service rate 
if λ > μ what happens? 
Queue length goes to infinity over time. 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
27 
https://www.rabbitmq.com/blog/2014/01/23/preventing-unbounded-buffers- 
with-rabbitmq/
Recommended Reading 
Performance Modeling and 
Design of Computer Systems: 
Queueing Theory in Action 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
28
What you get out of the box 
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29
Some RabbitMQ Features 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
30
Some RabbitMQ Features 
• Persistent Messages 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
31
Some RabbitMQ Features 
• Persistent Messages 
• Publisher Confirms 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
32
Some RabbitMQ Features 
• Persistent Messages 
• Publisher Confirms 
• Message Acknowledgment 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
33
Some RabbitMQ Features 
• Persistent Messages 
• Publisher Confirms 
• Message Acknowledgment 
• Mirrored Queues 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
34
Some RabbitMQ Features 
• Persistent Messages 
• Publisher Confirms 
• Message Acknowledgment 
• Mirrored Queues 
• Message Ordering 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
35
Some RabbitMQ Features 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
36
Some RabbitMQ Features 
• Dead Letter Exchanges 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
37
Some RabbitMQ Features 
• Dead Letter Exchanges 
• Alternate Exchanges 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
38
Some RabbitMQ Features 
• Dead Letter Exchanges 
• Alternate Exchanges 
• Message and Queues TTLs 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
39
Some RabbitMQ Features 
• Dead Letter Exchanges 
• Alternate Exchanges 
• Message and Queues TTLs 
• Consumer Priorities 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
40
Some RabbitMQ Features 
• Dead Letter Exchanges 
• Alternate Exchanges 
• Message and Queues TTLs 
• Consumer Priorities 
• Federation 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
41
Some RabbitMQ Features 
• Dead Letter Exchanges 
• Alternate Exchanges 
• Message and Queues TTLs 
• Consumer Priorities 
• Federation 
• Shovel 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
42
Some RabbitMQ Features 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
43
Some RabbitMQ Features 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
44 
• SSL Connections
Some RabbitMQ Features 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
45 
• SSL Connections 
• User Authentication
Some RabbitMQ Features 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
46 
• SSL Connections 
• User Authentication 
• Per resource authorisation
Some RabbitMQ Features 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
47 
• SSL Connections 
• User Authentication 
• Per resource authorisation 
• Different kinds of users
Some RabbitMQ Features 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
48 
• SSL Connections 
• User Authentication 
• Per resource authorisation 
• Different kinds of users 
• Various authentication mechanisms via plugins (LDAP)
Management Interface / REST API 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
49
RabbitMQ 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
50
RabbitMQ 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
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51 
Flexibility
Questions? 
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Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 
52
Learn More. Stay Connected 
@old_sound @flopezluis 
@springcentral | spring.io/video 
Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a 
Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 53

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  • 28. Recommended Reading Performance Modeling and Design of Computer Systems: Queueing Theory in Action Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 28
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  • 41. Some RabbitMQ Features • Dead Letter Exchanges • Alternate Exchanges • Message and Queues TTLs • Consumer Priorities • Federation Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 41
  • 42. Some RabbitMQ Features • Dead Letter Exchanges • Alternate Exchanges • Message and Queues TTLs • Consumer Priorities • Federation • Shovel Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 42
  • 43. Some RabbitMQ Features Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 43
  • 44. Some RabbitMQ Features Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 44 • SSL Connections
  • 45. Some RabbitMQ Features Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 45 • SSL Connections • User Authentication
  • 46. Some RabbitMQ Features Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 46 • SSL Connections • User Authentication • Per resource authorisation
  • 47. Some RabbitMQ Features Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 47 • SSL Connections • User Authentication • Per resource authorisation • Different kinds of users
  • 48. Some RabbitMQ Features Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 48 • SSL Connections • User Authentication • Per resource authorisation • Different kinds of users • Various authentication mechanisms via plugins (LDAP)
  • 49. Management Interface / REST API Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 49
  • 50. RabbitMQ Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 50
  • 51. RabbitMQ Unless otherwise indicated, these slides are © 2013-2014 Pivotal Software, Inc. and licensed under a Creative Commons Attribution-NonCommercial license: http://creativecommons.org/licenses/by-nc/3.0/ 51 Flexibility
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