Microservices on AWSaws-de-media.s3.amazonaws.com/images/_Munich_Loft_Slides/...Gilt: “From...
Transcript of Microservices on AWSaws-de-media.s3.amazonaws.com/images/_Munich_Loft_Slides/...Gilt: “From...
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Microservices on AWSMatthias Jung, Solutions Architect AWS
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Agenda
What are Microservices?
Why Microservices?
Challenges of Microservices
Microservices on AWS
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What are Microservices?
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What are Microservices?Google Trends
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What are Microservices?
Related concepts
• Service Oriented Architectures
• API First
• Agile Software Development
• Continuous Delivery
• DevOps
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Characteristics
Do one thing well
IndependentDecentralized
Black Box
Polyglot
You build it, you run it
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Why Microservices?
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Gilt: “From Monolith Ruby App to Distributed Scala Micro-Services” (NYC Tech Talks) [Link]
Nike: “Nike’s Journey to Microservices” (AWS Re:Invent 2014) [Link]
SoundCloud: ”Building Products at SoundCloud - Part III: Microservices in Scala and Finagle” [Link]
Capital One: “Lack Of Legacy Lets Capital One Build Nimble Infrastructure” [Link]
Hailo: “A Journey into Microservices” [Link]
Autoscout24: “Why Autoscout24 changes its technology” [Link]
Zalando: “From Monolith to Microservices” [Link]
Why Microservices?
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Microservices Monolith
vs
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Problems of Monolithic Architectures
Code complexity and maintainability
Deployment becomes the bottleneck
Fear to change
Lack of ownership
Failure dependencies
One size doesn’t fit all (ex: relational DB)
Hard to scale out
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Problems of Monolithic Architectures
Code complexity and maintainability
Deployment becomes the bottleneck
Fear to change
Lack of ownership
Failure dependencies
One size doesn’t fit all (ex: relational DB)
Hard to scale out
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Problems of Monolithic Architectures
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Development Life Cycle with Small Teams
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Speed• Faster development and deployment
Innovation• Autonomy of teams, culture of change• Ownership and DevOps culture
Quality• Composability and reusability• More maintainable code• Better scaling and optimizations• Failure Isolation and Resiliency
Benefits of Microservices
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What Customers Say
“Avoid fear to change things”
“Applied SE best practices to operations”
“Easily switch between synchronous and asynchronous communication”
“Easy to start new things from scratch”
“People take ownership”
“Deploy more – deploy faster – deploy better code”
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The Amazon DevOps Story
©2015, Amazon Web Services, Inc. or its affiliates. All rights reserved
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Service-Oriented Architecture (SOA)
Everything gets a service interface
Primitives
“Microservices”
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Decentralized
Two-pizza teams
Agility, autonomy, accountability, and ownership
“DevOps”
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Decentralized Ownership
Promote Best Practices
No gatekeepers
Technology Agnostic
Support Agile SW Dev Lifecycle
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~11.6sMean time between
deployments (weekday)
~1,079Max number of
deployments in a single hour
~10,000Mean number of hosts
simultaneously receiving a deployment
~30,000Max number of hosts
simultaneously receiving a deployment
DEPLOYMENTS AT AMAZON.COM
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Challenges of Microservices
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Complexity in Code Base
Complexity inInteractions
Challenges of Microservices
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Complexity in Interactions
Authentication? Eventual Consistency?
Cascading Failures?
Discovery?Message Routing?
Transactions?
Testing?
Monitoring?
API Management?
Delay?
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Challenges of Microservices
One size doesn’t fit all
HeterogenityNo Standards
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Challenges of MicroservicesOrganizational Cultural Challenges
• You built it, you run it
Architectural Challenges• Dealing with asynchronicity• Cascading failures• Discovery and authentication of services• Integration Tests
Operational Challenges• Duplication of processes and tools• Complexity moves from components to interactions• Debugging across components• Deployment
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Microservices on AWS
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• On Demand Resources• no capacity guessing
• resources in any size
• parallel environments
AWS helps with Operational Complexity
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• On Demand Resources
• Managed Services
AWS helps with Operational Complexity
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FS Blocks StaticAssets
MetaData
Temp Files
DataBlobs
EventLogs
SearchIndices
Struct. Data
NFSRelational Database
Back-Ups
Traditional Storage Options
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FS Blocks StaticAssets
MetaData
Temp Files
DataBlobs
EventLogs
SearchIndices
Struct. Data
Back-Ups
Amazon S3Amazon EBS Amazon GlacierEphemeral
EC2 Storage CloudFrontDynamoDBAmazon RDS Amazon
CloudSearch
Amazon
Kinesis
Storage Options on AWS
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Don’t Reinvent the Wheel
Notification system
E-Mail component
Search engine
Workflow engine
Queue
Transcoding system
Monitoring system
Amazon CloudSearch Amazon SQSAmazon SNS
Amazon Elastic Transcoder
Amazon SWFAmazon SES
If you find yourself writing your own…
…take a deep breath and stop it now!
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• On Demand Resources
• Managed Services
• Built-in features • Monitoring via CloudWatch• Security: IAM, CloudTrail, KMS, …• Logging: CloudWatch Logs• Scalability: Auto-Scaling, ELB, S3, …• Availability: multiple Availability Zones
AWS helps with Operational Complexity
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Amazon ECS
AmazonCloudWatch Logs
AmazonEC2
AWSLambda
AmazonKinesis
Firehose
AmazonRedshift
AmazonQuickSight
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Amazon ECS
AmazonCloudWatch Logs
AmazonEC2
AWSLambda
AmazonElasticsearch
Kibana
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• On Demand Resources
• Managed Services
• Built-in features • monitoring, security, logging, …
• scalability, availability, …
• Everything Programmable
AWS CLI & SDKs
AWS helps with Operational Complexity
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• On Demand Resources
• Managed Services
• Built-in features • monitoring, security, logging, …• scalability, availability, …
• Everything Programmable
• Infrastructure as CodeCloudFormation
AWS helps with Operational Complexity
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Infrastructure as Code
user
template
CloudFormation
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• On Demand Resources• Managed Services• Built-in features
• monitoring, security, logging, …• scalability, availability, …
• Everything Programmable• Infrastructure as Code• No Servers
AWS Lambda
AWS helps with Operational Complexity
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- Run code without infrastructure
- Backend at any scale
- No administration
- JavaScript, Java, and Python
AWS Lambda
No Servers with AWS Lambda
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AWS helps to Manage APIs
- Managing multiple versions and stages?
- Monitoring 3rd party developer access?
- Access authorization?
- Traffic spikes ?
- Caching ?
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- Managing multiple versions and stages- Monitoring 3rd party developer access- Access authorization- Traffic spikes- Caching- Swagger Support- Request/Response Transformation- API Mocking
API Gateway
AWS helps to Manage APIs
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MonitorProvisionDeployTestBuildCode
Elastic Beanstalk
OpsWorks
Cloud
Watch
Cloud
Formation
Code
Deploy
Code
Commit
Code
Pipeline
AWS helps to Scale Deployments
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A Typical
Microservice Architecture on AWS
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S3
CloudFront
RDS
ElastiCache
EC2Elastic Load Balancing
EC2Elastic Load Balancing
Static Content
Content Delivery
APILayer
ApplicationLayer
PersistencyLayer
Auto Scaling
group
Auto Scaling
group
Microservice Architecture on AWS
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S3
CloudFront
RDS
ElastiCache
EC2Elastic Load Balancing
Static Content
Content Delivery
APILayer
ApplicationLayer
PersistencyLayer
Auto Scaling
group
API Gateway
Microservice Architecture on AWS
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S3
CloudFront
RDS
ElastiCache
EC2
Elastic Load Balancing
Static Content
Content Delivery
APILayer
ApplicationLayer
PersistencyLayer
API GatewayEC2 Container
Service
Auto Scaling
group
Microservice Architecture on AWS
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S3
CloudFront
EC2
Elastic Load Balancing
Static Content
Content Delivery
APILayer
ApplicationLayer
PersistencyLayer
API GatewayEC2 Container
Service
Auto Scaling
group
DynamoDB
Microservice Architecture on AWS
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Microservice Architecture on AWS
S3
CloudFront
Static Content
Content Delivery
APILayer
ApplicationLayer
PersistencyLayer
API GatewayDynamoDBAWS Lambda
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Microservice Architecture on AWS
S3
CloudFront
Static Content
Content Delivery
APILayer
ApplicationLayer
PersistencyLayer
API GatewayDynamoDBAWS Lambda
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