In this talk, we’ll take well known architectural patterns such as 3-tier web application, stream processing, scheduled jobs and show how they can be realized without needing to manage servers.

1. Karthi Thyagarajan karthit@amazon.com
Maitreya Ranganath maitreyr@amazon.com
AWS Solutions Architects

2. Why Serverless?

5. AWS
Lambda
Amazon
Kinesis
Amazon
S3
Amazon API
Gateway
Amazon
SQS
Amazon
DynamoDB
AWS IoT
Amazon
EMR
Amazon
ElastiCache
Amazon
RDS
Amazon
Redshift
Amazon
Elasticsearch Service
Managed Serverless
Amazon
EC2
“On EC2”

7. 3 Tier Web Application

9. http://media.amazonwebservices.com/architecturecenter/AWS_ac_ra_web_01.pdf

10. Serverless 3 Tier Web Architecture
Amazon API
Gateway
AWS
Lambda
Amazon
DynamoDB
Data tier App tier Presentation
tier
Amazon
S3
Amazon
CloudFront

12. https://aws.amazon.com/blogs/compute/the-squirrelbin-
architecture-a-serverless-microservice-using-aws-lambda/

13. Stream Processing & Analytics

15. SOURCE of
data
Fleet of servers poll for
changes
Listening to source Pushes to queue Pull off queue
Fleet of servers act as workers
to process the data
Auto-scale
worker nodes
to adjust with
load
S3 objects
Amazon Kinesis records
DynamoDB tables
SNS messages
IoT devices
…
Cross-AZ
replication for
high
availability
Load balancer
to distribute
traffic
Application code

17. Sensors
Amazon Kinesis:
Stream
AWS Lambda:
Stream Processor
Amazon DynamoDB:
Aggregates Table
Amazon S3:
Visualization Web App

20. https://blogs.aws.amazon.com/bigdata/post/Tx148NMGPIJ6F6F/Analyze-a-Time-Series-
in-Real-Time-with-AWS-Lambda-Amazon-Kinesis-and-Amazon-Dyn
http://docs.aws.amazon.com/AmazonCloudWatch/latest/DeveloperGuide/Subscriptions.h
tml

21. Customers running real-time data stream processing on
Kinesis+Lambda
AWS
Lambda
Aggregate
statistics
Real-time
analytics
Kinesis Stream
“I want to apply custom logic to process
data being uploaded through my Kinesis
stream”.
• Client activity tracking
• Metrics generation
• Data cleansing
• Log filtering
• Indexing and searching
• Log routing
• Live alarms and notifications

22. https://aws.amazon.com/blogs/compute/indexing-amazon-dynamodb-content-with-amazon-elasticsearch-service-using-
aws-lambda/

23. Operations Automation

25. AWS Lambda:
Update R53
Amazon CloudWatch Events:
Rule Triggered
Amazon EC2 Instance
State Changes
Amazon DynamoDB:
EC2 Instance Properties
Amazon Route53:
Private Hosted Zone
Tag:
CNAME = ‘xyz.example.com’
xyz.example.com A 10.2.0.134

27. https://serverlesscode.com/post/lambda-schedule-ebs-
snapshot-backups/
https://serverlesscode.com/post/lambda-schedule-ebs-snapshot-backups-2/
https://aws.amazon.com/blogs/compute/scheduling-ssh-jobs-
using-aws-lambda/
Rule Repository https://github.com/awslabs/aws-config-
rules
Ensure IAM User has MFA Enabled https://github.com/awslabs/aws-config-
rules/blob/master/node/iam_mfa_require-triggered.js
Ensure all EC2 Instances are of a Given Type https://github.com/awslabs/aws-
config-rules/blob/master/python/ec2_desired_instance_type-triggered.py

28. Building a Dynamic DNS for Route 53 using CloudWatch Events and Lambda
https://aws.amazon.com/blogs/compute/building-a-dynamic-dns-for-route-53-using-cloudwatch-events-and-
lambda/
Scaling Amazon ECS Services Automatically Using Amazon CloudWatch and AWS Lambda
https://aws.amazon.com/blogs/compute/scaling-amazon-ecs-services-automatically-using-amazon-cloudwatch-
and-aws-lambda/
Using AWS Lambda with Auto Scaling Lifecycle Hooks
https://aws.amazon.com/blogs/compute/using-aws-lambda-with-auto-scaling-lifecycle-hooks/
http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/walkthrough-custom-
resources-lambda-lookup-amiids.html
http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/walkthrough-custom-resources-lambda-
cross-stack-ref.html

29. Dynamic Data Triggers

34. Tutorial: Using AWS Lambda with S3 http://docs.aws.amazon.com/lambda/latest/dg/with-s3-example.html
https://blogs.aws.amazon.com/bigdata/post/Tx2YRX3Y16CVQFZ/Building-and-Maintaining-an-Amazon-S3-
Metadata-Index-without-Servers
https://blogs.aws.amazon.com/security/post/Tx1ZTM4DT0HRH0K/How-to-Configure-Rate-Based-Blacklisting-
with-AWS-WAF-and-AWS-Lambda
https://blogs.aws.amazon.com/security/post/Tx223ZW25YRPRKV/How-to-Use-AWS-WAF-to-Block-IP-
Addresses-That-Generate-Bad-Requests

36. Customers running dynamic data ingestion and processing
using S3+Lambda
AWS
Lambda
Indexing
tables or
notifications
“I want to apply custom logic to process
content being uploaded to my data store”.
• Watermarking / thumbnailing
• Transcoding
• Indexing and deduplication
• Aggregation and filtering
• Pre processing
• Content validation
Amazon S3
Bucket
Events
Processed
files

37. http://www.allthingsdistributed.com/2016/06/aws-lambda-serverless-reference-
architectures.html
http://www.serverless.com/
https://aws.amazon.com/blogs/compute/getting-started-with-jaws-on-amazon-web-services/
https://d0.awsstatic.com/whitepapers/AWS_Serverless_Multi-Tier_Architectures.pdf
https://aws.amazon.com/blogs/compute/microservices-without-the-servers/
http://highscalability.com/blog/2015/12/7/the-serverless-start-up-down-with-servers.html

38. https://youtu.be/U8ODkSCJpJU
https://youtu.be/pBLdMCksM3A
https://youtu.be/GnaO-LwdSuU
https://youtu.be/JT2xOYOdUvM
https://youtu.be/FhJxTIq81AU
https://youtu.be/hU25CIRPIJo
https://youtu.be/ZBxWZ9bgd44
https://youtu.be/WWDHxy4zuqg
https://youtu.be/D_U6luQ6I90