Learning Objectives: - Choosing the right Elastic Load Balancer for your architecture - How to use Network Load Balancer with Amazon ECS - How to configure your tasks and services to take advantage of the Network Load Balancer

1. Nathan Peck, Developer Advocate
10/19/2017
Using the New Network Load
Balancer with Amazon ECS

2. Agenda
• Which load balancer is right for me?
• How to use Network Load Balancer
with ECS
• How to configure tasks to take
advantage of NLB

3. What is a load balancer?

4. Application Load Balancer
Network Load Balancer
Load balancers can operate at different
levels of the network stack

5. GET /hello-world.html HTTP/1.1
Host: www.test.com
Accept: text/html, */*
Accept-Language: en-us
Accept-Encoding: gzip, deflate
User-Agent: Mozilla/4.0
(compatible; MSIE 6.0; Windows NT
5.1)

8. 0100011101000101010101000010000000101111011010000110010101101100011011000110111100
1011010111011101101111011100100110110001100100001011100110100001110100011011010110
1100001000000100100001010100010101000101000000101111001100010010111000110001000011
0100001010010010000110111101110011011101000011101000100000011101110111011101110111
0010111001110100011001010111001101110100001011100110001101101111011011010000110100
0010100100000101100011011000110110010101110000011101000011101000100000011101000110
0101011110000111010000101111011010000111010001101101011011000010110000100000001010
1000101111001010100000110100001010010000010110001101100011011001010111000001110100
0010110101001100011000010110111001100111011101010110000101100111011001010011101000
1000000110010101101110001011010111010101110011000011010000101001000001011000110110
0011011001010111000001110100001011010100010101101110011000110110111101100100011010
0101101110011001110011101000100000011001110111101001101001011100000010110000100000
0110010001100101011001100110110001100001011101000110010100001101000010100101010101
1100110110010101110010001011010100000101100111011001010110111001110100001110100010
0000010011010110111101111010011010010110110001101100011000010010111100110100001011
1000110000001000000010100001100011011011110110110101110000011000010111010001101001
0110001001101100011001010011101100100000010011010101001101001001010001010010000000
1101100010111000110000001110110010000001010111011010010110111001100100011011110111
0111011100110010000001001110010101000010000000110101001011100011000100101001

11. GET /hello-world.html HTTP/1.1
Host: www.test.com
Accept: text/html, */*
Accept-Language: en-us
Accept-Encoding: gzip, deflate
User-Agent: Mozilla/4.0
(compatible; MSIE 6.0; Windows NT
5.1)

12. A load balancer is more than just this...

13. Layer 7 Load Balancer Layer 4 Load Balancer
Beneath the hood

14. Layer 7 Load Balancer
SSL Termination
Layer 7 Load Balancer
SSL in Transit

15. Layer 4 Load Balancer
End to end SSL

16. HTTP Routing

18. Static Ports

19. Dynamic Port Mapping

20. Dynamic Port Routing

21. Application
Code
Task
Definition

22. Task
Definition
Live Tasks
On Instance

23. Live Tasks
On Instance
Target Group

24. Target
Group
Service

26. © 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
Tips & Tricks

27. For low latency, don't double your
SSL overhead

28. Terminate SSL at the
load balancer...
...or, send SSL all the way
to the app server

29. Use dynamic ports, rather than static ports:

30. © 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
Thank You!
More Information:
• https://aws.amazon.com/ecs
• https://aws.amazon.com/elasticloadbalancing